diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index c7977f5..395e02f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -114,12 +114,12 @@ jobs:
             # Check simd for compat builds
             - name: Check 2d simd compat build
               run: |
-                  if ! wasm-objdump -d rapier-compat/builds/2d-simd/pkg/rapier_wasm2d_bg.wasm | grep :\\sfd ; then
+                  if ! wasm-objdump -d rapier-compat/builds/rapier2d-simd/pkg/rapier_wasm2d_bg.wasm | grep :\\sfd ; then
                     >&2 echo "ERROR: 2d simd compat build does not include simd opcode prefix." && exit 1;
                   fi
             - name: Check 3d simd compat build
               run: |
-                  if ! wasm-objdump -d rapier-compat/builds/3d-simd/pkg/rapier_wasm3d_bg.wasm | grep :\\sfd ; then
+                  if ! wasm-objdump -d rapier-compat/builds/rapier3d-simd/pkg/rapier_wasm3d_bg.wasm | grep :\\sfd ; then
                     >&2 echo "ERROR: 3d simd compat build does not include simd opcode prefix." && exit 1;
                   fi
             # Upload
diff --git a/.github/workflows/minimal.yml b/.github/workflows/minimal.yml
new file mode 100644
index 0000000..0799a6f
--- /dev/null
+++ b/.github/workflows/minimal.yml
@@ -0,0 +1,47 @@
+name: minimal
+
+on:
+    push:
+        branches: [master]
+    pull_request:
+        branches: [master]
+    workflow_dispatch:
+
+env:
+    CARGO_TERM_COLOR: always
+
+jobs:
+    build:
+        strategy:
+            matrix:
+                os: [ubuntu-latest, macos-latest]
+        runs-on: ${{ matrix.os }}
+        env:
+            RUSTFLAGS: -D warnings
+        steps:
+            - uses: actions/checkout@v4
+            - uses: actions/cache@v3
+              with:
+                  path: |
+                      ~/.cargo/bin/
+                      ~/.cargo/registry/index/
+                      ~/.cargo/registry/cache/
+                      ~/.cargo/git/db/
+                      target/
+                  key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+            - run: npm ci
+            - name: Prepare minimal 2d build
+              working-directory: ./builds/prepare_builds/
+              run: |
+                  cargo run -- -c assets/example_dim2_minimal.json
+            - name: install rapier-compat dependencies
+              working-directory: ./rapier-compat
+              run: npm ci;
+            - name: Build minimal 2d project
+              working-directory: ./builds/rapier2d-minimal
+              run: |
+                  npm run build
+            - name: Build minimal 2d project compat
+              working-directory: ./rapier-compat
+              run: |
+                  npm run build-conf -- example_dim2_minimal
diff --git a/Cargo.lock b/Cargo.lock
index 72692f5..65d96c1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -369,7 +369,7 @@ dependencies = [
 
 [[package]]
 name = "dimforge_rapier2d"
-version = "0.17.0"
+version = "0.17.3"
 dependencies = [
  "bincode",
  "js-sys",
@@ -383,7 +383,21 @@ dependencies = [
 
 [[package]]
 name = "dimforge_rapier2d-deterministic"
-version = "0.17.0"
+version = "0.17.3"
+dependencies = [
+ "bincode",
+ "js-sys",
+ "nalgebra",
+ "palette",
+ "rapier2d",
+ "ref-cast",
+ "serde",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "dimforge_rapier2d-minimal"
+version = "0.17.3"
 dependencies = [
  "bincode",
  "js-sys",
@@ -397,7 +411,7 @@ dependencies = [
 
 [[package]]
 name = "dimforge_rapier2d-simd"
-version = "0.17.0"
+version = "0.17.3"
 dependencies = [
  "bincode",
  "js-sys",
@@ -411,7 +425,7 @@ dependencies = [
 
 [[package]]
 name = "dimforge_rapier3d"
-version = "0.17.0"
+version = "0.17.3"
 dependencies = [
  "bincode",
  "js-sys",
@@ -425,7 +439,7 @@ dependencies = [
 
 [[package]]
 name = "dimforge_rapier3d-deterministic"
-version = "0.17.0"
+version = "0.17.3"
 dependencies = [
  "bincode",
  "js-sys",
@@ -439,7 +453,7 @@ dependencies = [
 
 [[package]]
 name = "dimforge_rapier3d-simd"
-version = "0.17.0"
+version = "0.17.3"
 dependencies = [
  "bincode",
  "js-sys",
@@ -680,9 +694,9 @@ checksum = "13dc2df351e3202783a1fe0d44375f7295ffb4049267b0f3018346dc122a1d94"
 
 [[package]]
 name = "matrixmultiply"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9380b911e3e96d10c1f415da0876389aaf1b56759054eeb0de7df940c456ba1a"
+checksum = "a06de3016e9fae57a36fd14dba131fccf49f74b40b7fbdb472f96e361ec71a08"
 dependencies = [
  "autocfg",
  "rawpointer",
@@ -1008,6 +1022,8 @@ version = "0.1.0"
 dependencies = [
  "clap",
  "clap_derive",
+ "serde",
+ "serde_json",
  "tera",
 ]
 
@@ -1187,9 +1203,9 @@ checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
 [[package]]
 name = "robust"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cbf4a6aa5f6d6888f39e980649f3ad6b666acdce1d78e95b8a2cb076e687ae30"
+checksum = "4e27ee8bb91ca0adcf0ecb116293afa12d393f9c2b9b9cd54d33e8078fe19839"
 
 [[package]]
 name = "rstar"
diff --git a/README.md b/README.md
index d04cc4b..53f19b2 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,7 @@ Note that `prepare_all_projects.sh` only needs to be run once. It needs to be re
 
 The built packages will be in `builds/rapier2d/pkg`, `builds/rapier3d/pkg`, etc. To build the `-compat` variant of the
 packages, run `npm run build` in the `rapier-compat` directory. Note that this will only work if you already ran
-`prepare_all_projects.sh`. The compat packages are then generated in, e.g., `rapier-compat/builds/3d/pkg`.
+`prepare_all_projects.sh`. The compat packages are then generated in, e.g., `rapier-compat/builds/rapier3d/pkg`.
 
 ## Feature selection
 
diff --git a/builds/prepare_builds/Cargo.toml b/builds/prepare_builds/Cargo.toml
index 905de28..b0fa890 100644
--- a/builds/prepare_builds/Cargo.toml
+++ b/builds/prepare_builds/Cargo.toml
@@ -7,3 +7,5 @@ edition = "2021"
 clap = { version = "4.5" }
 clap_derive = { version = "4.5" }
 tera = "1.20"
+serde_json = "1"
+serde = { version = "1", features = ["derive"] }
diff --git a/builds/prepare_builds/README.md b/builds/prepare_builds/README.md
index 4d05a2f..2b408e8 100644
--- a/builds/prepare_builds/README.md
+++ b/builds/prepare_builds/README.md
@@ -6,7 +6,8 @@ It uses clap so you can pass `-h` to get more info about its parameters.
 
 ## usage
 
-At workspace root: `cargo run -p prepare_builds -- -d dim2 -f simd`.
+In this directory: `cargo run -- -c assets/dim2.json`.
+The configuration file contains relative links which are not made canonical so the call location is important.
 
 Or use provided scripts: `./builds/prepare_builds/prepare_all_projects.sh && ./builds/prepare_builds/build_all_projects.sh`
 
diff --git a/builds/prepare_builds/assets/dim2.json b/builds/prepare_builds/assets/dim2.json
new file mode 100644
index 0000000..52b11ca
--- /dev/null
+++ b/builds/prepare_builds/assets/dim2.json
@@ -0,0 +1,10 @@
+{
+    "dim": "2",
+    "additional_features": ["serde-serialize", "debug-render"],
+    "target_dir": "../rapier2d/",
+    "template_dir": "./templates/",
+    "additional_rust_flags": "",
+    "additional_wasm_opt_flags": [],
+    "js_package_name": "rapier2d",
+    "conditional_compilation_to_remove": ["DIM3"]
+}
diff --git a/builds/prepare_builds/assets/dim2_deterministic.json b/builds/prepare_builds/assets/dim2_deterministic.json
new file mode 100644
index 0000000..83d2bce
--- /dev/null
+++ b/builds/prepare_builds/assets/dim2_deterministic.json
@@ -0,0 +1,14 @@
+{
+    "dim": "2",
+    "additional_features": [
+        "serde-serialize",
+        "debug-render",
+        "enhanced-determinism"
+    ],
+    "target_dir": "../rapier2d-deterministic",
+    "template_dir": "./templates/",
+    "additional_rust_flags": "",
+    "additional_wasm_opt_flags": [],
+    "js_package_name": "rapier2d-deterministic",
+    "conditional_compilation_to_remove": ["DIM3"]
+}
diff --git a/builds/prepare_builds/assets/dim2_simd.json b/builds/prepare_builds/assets/dim2_simd.json
new file mode 100644
index 0000000..34156ca
--- /dev/null
+++ b/builds/prepare_builds/assets/dim2_simd.json
@@ -0,0 +1,10 @@
+{
+    "dim": "2",
+    "additional_features": ["serde-serialize", "debug-render", "simd-stable"],
+    "target_dir": "../rapier2d-simd",
+    "template_dir": "./templates/",
+    "additional_rust_flags": "-C target-feature=+simd128",
+    "additional_wasm_opt_flags": ["--enable-simd"],
+    "js_package_name": "rapier2d-simd",
+    "conditional_compilation_to_remove": ["DIM3"]
+}
diff --git a/builds/prepare_builds/assets/dim3.json b/builds/prepare_builds/assets/dim3.json
new file mode 100644
index 0000000..9c68a10
--- /dev/null
+++ b/builds/prepare_builds/assets/dim3.json
@@ -0,0 +1,10 @@
+{
+    "dim": "3",
+    "additional_features": ["serde-serialize", "debug-render"],
+    "target_dir": "../rapier3d/",
+    "template_dir": "./templates/",
+    "additional_rust_flags": "",
+    "additional_wasm_opt_flags": [],
+    "js_package_name": "rapier3d",
+    "conditional_compilation_to_remove": ["DIM2"]
+}
diff --git a/builds/prepare_builds/assets/dim3_deterministic.json b/builds/prepare_builds/assets/dim3_deterministic.json
new file mode 100644
index 0000000..1d96049
--- /dev/null
+++ b/builds/prepare_builds/assets/dim3_deterministic.json
@@ -0,0 +1,14 @@
+{
+    "dim": "3",
+    "additional_features": [
+        "serde-serialize",
+        "debug-render",
+        "enhanced-determinism"
+    ],
+    "target_dir": "../rapier3d-deterministic",
+    "template_dir": "./templates/",
+    "additional_rust_flags": "",
+    "additional_wasm_opt_flags": [],
+    "js_package_name": "rapier3d-deterministic",
+    "conditional_compilation_to_remove": ["DIM2"]
+}
diff --git a/builds/prepare_builds/assets/dim3_simd.json b/builds/prepare_builds/assets/dim3_simd.json
new file mode 100644
index 0000000..b5bb89d
--- /dev/null
+++ b/builds/prepare_builds/assets/dim3_simd.json
@@ -0,0 +1,10 @@
+{
+    "dim": "3",
+    "additional_features": ["serde-serialize", "debug-render", "simd-stable"],
+    "target_dir": "../rapier3d-simd",
+    "template_dir": "./templates/",
+    "additional_rust_flags": "-C target-feature=+simd128",
+    "additional_wasm_opt_flags": ["--enable-simd"],
+    "js_package_name": "rapier3d-simd",
+    "conditional_compilation_to_remove": ["DIM2"]
+}
diff --git a/builds/prepare_builds/assets/example_dim2_minimal.json b/builds/prepare_builds/assets/example_dim2_minimal.json
new file mode 100644
index 0000000..1ae8dd5
--- /dev/null
+++ b/builds/prepare_builds/assets/example_dim2_minimal.json
@@ -0,0 +1,14 @@
+{
+    "dim": "2",
+    "additional_features": [],
+    "target_dir": "../rapier2d-minimal/",
+    "template_dir": "./templates/",
+    "additional_rust_flags": "",
+    "additional_wasm_opt_flags": [],
+    "js_package_name": "rapier2d-minimal",
+    "conditional_compilation_to_remove": [
+        "DIM3",
+        "SERDE_SERIALIZE",
+        "DEBUG_RENDER"
+    ]
+}
diff --git a/builds/prepare_builds/assets/example_dim3_minimal.json b/builds/prepare_builds/assets/example_dim3_minimal.json
new file mode 100644
index 0000000..14e052d
--- /dev/null
+++ b/builds/prepare_builds/assets/example_dim3_minimal.json
@@ -0,0 +1,14 @@
+{
+    "dim": "3",
+    "additional_features": [],
+    "target_dir": "../rapier3d-minimal/",
+    "template_dir": "./templates/",
+    "additional_rust_flags": "",
+    "additional_wasm_opt_flags": [],
+    "js_package_name": "rapier3d-minimal",
+    "conditional_compilation_to_remove": [
+        "DIM2",
+        "SERDE_SERIALIZE",
+        "DEBUG_RENDER"
+    ]
+}
diff --git a/builds/prepare_builds/build_all_projects.sh b/builds/prepare_builds/build_all_projects.sh
index a8ed784..0f799a0 100755
--- a/builds/prepare_builds/build_all_projects.sh
+++ b/builds/prepare_builds/build_all_projects.sh
@@ -12,7 +12,7 @@ do
         # FIXME: ideally we'd use `npm ci`
         # but we'd need to have generated the `package-lock` beforehand and committed them in the repository.
         # I'm not sure yet how to store those `package-lock`s yet though.
-        # They should proably be similar to all packages, but I'm not sure.
+        # They should probably be similar to all packages, but I'm not sure.
         npm i;
         npm run build;
     )
diff --git a/builds/prepare_builds/prepare_all_projects.sh b/builds/prepare_builds/prepare_all_projects.sh
index bed9c14..8cf35cb 100755
--- a/builds/prepare_builds/prepare_all_projects.sh
+++ b/builds/prepare_builds/prepare_all_projects.sh
@@ -1,11 +1,10 @@
 #!/bin/bash
 
-features=(non-deterministic deterministic simd)
-dims=(dim2 dim3)
+cd "$(dirname "$0")"
 
-for feature in ${features[@]}; do
-    for dim in ${dims[@]}; do
-        echo "preparing dimension $dim with feature $feature"
-        cargo run -p prepare_builds -- -d ${dim} -f ${feature}
-    done
+config_files=(dim2_deterministic dim2_simd dim2 dim3_deterministic dim3_simd dim3)
+
+for config_path in ${config_files[@]}; do
+    echo "preparing dimension $dim with feature $feature"
+    cargo run -- -c assets/${config_path}.json
 done
diff --git a/builds/prepare_builds/src/main.rs b/builds/prepare_builds/src/main.rs
index 56675e8..58a7f47 100644
--- a/builds/prepare_builds/src/main.rs
+++ b/builds/prepare_builds/src/main.rs
@@ -6,93 +6,65 @@ use std::{
 };
 
 use clap::Parser;
-use clap_derive::{Parser, ValueEnum};
+use clap_derive::Parser;
+use serde::{Deserialize, Serialize};
 use tera::{Context, Tera};
 
 /// Simple program to greet a person
 #[derive(Parser, Debug)]
 #[command(version, about, long_about = None)]
 pub struct Args {
-    /// Dimension to use
-    #[arg(short, long)]
-    dim: Dimension,
-
-    /// Features to enable
-    #[arg(short, long)]
-    feature_set: FeatureSet,
-}
-
-#[derive(ValueEnum, Debug, Clone, Copy)]
-pub enum Dimension {
-    Dim2,
-    Dim3,
-}
-
-#[derive(ValueEnum, Default, Debug, Clone, Copy)]
-pub enum FeatureSet {
-    #[default]
-    NonDeterministic,
-    Deterministic,
-    Simd,
+    #[arg(short, long, value_name = "FILE")]
+    config_path: PathBuf,
 }
 
+#[derive(Deserialize, Serialize)]
 /// Values to use when creating the new build folder.
 pub struct BuildValues {
-    /// Only the number of dimensions, as sometimes it will be prefixed by "dim" and sometimes post-fixed by "d".
+    /// Only the number of dimensions (1 or 2), as sometimes it will be prefixed by "dim" and sometimes post-fixed by "d".
     pub dim: String,
-    /// real name of the additional features to enable in the project
-    pub feature_set: Vec<String>,
+    /// Rust name of the additional features to enable in the project, they should correspond to features from Cargo.toml(.tera).
+    pub additional_features: Vec<String>,
     pub target_dir: PathBuf,
     pub template_dir: PathBuf,
     pub additional_rust_flags: String,
     pub additional_wasm_opt_flags: Vec<String>,
     pub js_package_name: String,
+    /// To remove text blocks present in non-rust files bounded by `#if CONDITION ... #endif`
+    pub conditional_compilation_to_remove: Vec<String>,
 }
 
 impl BuildValues {
     pub fn new(args: Args) -> Self {
-        let dim = match args.dim {
-            Dimension::Dim2 => "2",
-            Dimension::Dim3 => "3",
-        };
-        let feature_set = match args.feature_set {
-            FeatureSet::NonDeterministic => vec![],
-            FeatureSet::Deterministic => vec!["enhanced-determinism"],
-            FeatureSet::Simd => vec!["simd-stable"],
-        };
-        let js_package_name = match args.feature_set {
-            FeatureSet::NonDeterministic => format!("rapier{dim}d"),
-            FeatureSet::Deterministic => format!("rapier{dim}d-deterministic"),
-            FeatureSet::Simd => format!("rapier{dim}d-simd"),
+        let f = File::open(args.config_path).expect("Failed opening file");
+        let config: Self = match serde_json::from_reader(f) {
+            Ok(x) => x,
+            Err(e) => {
+                println!("Failed to load config: {}", e);
+
+                std::process::exit(1);
+            }
         };
-
-        let root: PathBuf = env!("CARGO_MANIFEST_DIR").into();
-
-        Self {
-            dim: dim.to_string(),
-            feature_set: feature_set.iter().map(|f| f.to_string()).collect(),
-            template_dir: root.join("templates/").clone(),
-            target_dir: root.parent().unwrap().join(&js_package_name).into(),
-            additional_rust_flags: match args.feature_set {
-                FeatureSet::Simd => "RUSTFLAGS='-C target-feature=+simd128'".to_string(),
-                _ => "".to_string(),
-            },
-            additional_wasm_opt_flags: match args.feature_set {
-                FeatureSet::Simd => vec!["--enable-simd".to_string()],
-                _ => vec![],
-            },
-            js_package_name,
-        }
+        config
     }
 }
 
 fn main() {
     let args = Args::parse();
-    dbg!(&args);
+    //dbg!(&args);
 
     let build_values = BuildValues::new(args);
+    println!(
+        "RON:\n{}\n",
+        serde_json::to_string_pretty(&build_values).unwrap()
+    );
     copy_top_level_files_in_directory(&build_values.template_dir, &build_values.target_dir)
-        .expect("Failed to copy directory");
+        .unwrap_or_else(|_| {
+            eprintln!(
+                "Failed to copy {:?} into {:?}",
+                &build_values.template_dir, &build_values.target_dir
+            );
+        });
     process_templates(&build_values).expect("Failed to process templates");
 }
 
@@ -128,13 +100,17 @@ fn process_templates(build_values: &BuildValues) -> std::io::Result<()> {
 
     let mut context = Context::new();
     context.insert("dimension", &build_values.dim);
-    context.insert("additional_features", &build_values.feature_set);
+    context.insert("additional_features", &build_values.additional_features);
     context.insert("additional_rust_flags", &build_values.additional_rust_flags);
     context.insert(
         "additional_wasm_opt_flags",
         &build_values.additional_wasm_opt_flags,
     );
     context.insert("js_package_name", &build_values.js_package_name);
+    context.insert(
+        "conditional_compilation_to_remove",
+        &build_values.conditional_compilation_to_remove,
+    );
 
     let tera = match Tera::new(target_dir.join("**/*.tera").to_str().unwrap()) {
         Ok(t) => t,
@@ -144,8 +120,7 @@ fn process_templates(build_values: &BuildValues) -> std::io::Result<()> {
         }
     };
     dbg!(tera.templates.keys(), &context);
-
-    for entry in fs::read_dir(target_dir)? {
+    for entry in fs::read_dir(dbg!(target_dir))? {
         let entry = entry?;
         let path = entry.path();
         // For tera templates, remove extension.
@@ -162,7 +137,7 @@ fn process_templates(build_values: &BuildValues) -> std::io::Result<()> {
                 Ok(s) => {
                     let old_path = path.clone();
                     let new_path = path.with_extension("");
-                    let mut file = File::create(path.join(new_path))?;
+                    let mut file = File::create(path.parent().unwrap().join(new_path))?;
                     file.write_all(s.as_bytes())?;
                     std::fs::remove_file(old_path)?;
                 }
diff --git a/builds/prepare_builds/templates/Cargo.toml.tera b/builds/prepare_builds/templates/Cargo.toml.tera
index 208addd..fe0ef93 100644
--- a/builds/prepare_builds/templates/Cargo.toml.tera
+++ b/builds/prepare_builds/templates/Cargo.toml.tera
@@ -12,14 +12,25 @@ license = "Apache-2.0"
 edition = "2018"
 
 [features]
-default = ["dim{{ dimension }}"]
+default = ["dim{{ dimension }}",
+    {%- for feature in additional_features %}
+    "{{ feature }}",
+    {%- endfor %}]
 dim{{ dimension }} = []
+debug-render = ["rapier{{ dimension }}d/debug-render", "dep:palette"]
+serde-serialize = ["rapier{{ dimension }}d/serde-serialize", "dep:serde", "dep:bincode"]
+enhanced-determinism = ["rapier{{ dimension }}d/enhanced-determinism"]
+simd-stable = ["rapier{{ dimension }}d/simd-stable"]
 
 [lib]
 name = "rapier_wasm{{ dimension }}d"
 path = "../../src/lib.rs"
 crate-type = ["cdylib", "rlib"]
-required-features = ["dim{{ dimension }}"]
+required-features = ["dim{{ dimension }}",
+    {%- for feature in additional_features %}
+    "{{ feature }}",
+    {%- endfor %}
+]
 
 [lints]
 rust.unexpected_cfgs = { level = "warn", check-cfg = [
@@ -27,20 +38,14 @@ rust.unexpected_cfgs = { level = "warn", check-cfg = [
 ] }
 
 [dependencies]
-rapier{{ dimension }}d = { version = "0.26.1", features = [
-    "serde-serialize",
-    "debug-render",
-    {%- for feature in additional_features %}
-    "{{ feature }}",
-    {%- endfor %}
-] }
+rapier{{ dimension }}d = { version = "0.26.1" }
 ref-cast = "1"
 wasm-bindgen = "0.2.100"
 js-sys = "0.3"
 nalgebra = "0.33"
-serde = { version = "1", features = ["derive", "rc"] }
-bincode = "1"
-palette = "0.7"
+serde = { version = "1", features = ["derive", "rc"], optional = true }
+bincode = { version = "1", optional = true }
+palette = { version = "0.7", optional = true }
 
 [package.metadata.wasm-pack.profile.release]
 # add -g to keep debug symbols
diff --git a/builds/prepare_builds/templates/build_rust.sh.tera b/builds/prepare_builds/templates/build_rust.sh.tera
index 6fd6ae8..73d450d 100755
--- a/builds/prepare_builds/templates/build_rust.sh.tera
+++ b/builds/prepare_builds/templates/build_rust.sh.tera
@@ -2,8 +2,10 @@
 
 # Cleaning rust because changing rust flags may lead to different build results.
 cargo clean
+{% if additional_rust_flags -%}
+RUSTFLAGS='{{ additional_rust_flags }}' {% else -%}
+{%- endif -%} npx wasm-pack build
 
-{{ additional_rust_flags }} npx wasm-pack build
 sed -i.bak 's#dimforge_rapier#@dimforge/rapier#g' pkg/package.json
 sed -i.bak 's/"rapier_wasm{{ dimension }}d_bg.wasm"/"*"/g' pkg/package.json
 (
diff --git a/builds/prepare_builds/templates/build_typescript.sh.tera b/builds/prepare_builds/templates/build_typescript.sh.tera
index 8fcce98..b710339 100755
--- a/builds/prepare_builds/templates/build_typescript.sh.tera
+++ b/builds/prepare_builds/templates/build_typescript.sh.tera
@@ -5,7 +5,9 @@ cp -r ../../src.ts/* pkg/src/.
 rm -f ./pkg/raw.ts
 echo 'export * from "./rapier_wasm{{ dimension }}d"' > pkg/src/raw.ts
 # See https://serverfault.com/a/137848
-find pkg/ -type f -print0 | LC_ALL=C xargs -0 sed -i.bak '\:#if DIM{% if dimension == "2" %}3{% else %}2{% endif %}:,\:#endif:d'
+{% for condition_to_remove in conditional_compilation_to_remove %}
+find pkg/ -type f -print0 | LC_ALL=C xargs -0 sed -i.bak '\:#if {{condition_to_remove}}:,\:#endif:d'
+{% endfor %}
 npx tsc
 # NOTE: we keep the typescripts files into the NPM package for source mapping: see #3
 sed -i.bak 's/"module": "rapier_wasm{{ dimension }}d.js"/"module": "rapier.js"/g' pkg/package.json
diff --git a/rapier-compat/build-rust.sh b/rapier-compat/build-rust.sh
deleted file mode 100755
index 2acd18f..0000000
--- a/rapier-compat/build-rust.sh
+++ /dev/null
@@ -1,50 +0,0 @@
-#!/bin/bash
-
-
-help()
-{
-    printf "Usage: %s: [-d 2|3] [-f deterministim|non-deterministic|simd]\n" $0
-}
-
-while getopts :d:f: name
-do
-    case $name in
-    d)  
-        dimension="$OPTARG";;
-    f)  
-        feature="$OPTARG";;
-    ?)  help ; exit 1;;
-    esac
-done
-
-if [[ -z "$dimension" ]]; then
-    help; exit 2;
-fi
-if [[ -z "$feature" ]]; then
-    help; exit 3;
-fi
-
-if [[ $feature == "non-deterministic" ]]; then
-    feature_postfix=""
-else
-    feature_postfix="-${feature}"
-fi
-
-rust_source_directory="../builds/rapier${dimension}d${feature_postfix}"
-
-if [ ! -d "$rust_source_directory" ]; then
-    echo "Directory $rust_source_directory does not exist";
-    echo "You may want to generate rust projects first.";
-    help
-    exit 4;
-fi
-
-# Working dir in wasm-pack is the project root so we need that "../../"
-
-if [[ $feature == "simd" ]]; then
-    export additional_rustflags='-C target-feature=+simd128'
-else
-    export additional_rustflags=''
-fi
-
-RUSTFLAGS="${additional_rustflags}" wasm-pack --verbose build --target web --out-dir "../../rapier-compat/builds/${dimension}d${feature_postfix}/wasm-build" "$rust_source_directory"
diff --git a/rapier-compat/build_conf.sh b/rapier-compat/build_conf.sh
new file mode 100755
index 0000000..b3cb662
--- /dev/null
+++ b/rapier-compat/build_conf.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -e
+
+help()
+{
+    printf "Usage: %s: CONFIG_FILE_NAME ...\n" $0
+}
+
+if [[ -z "$@" ]]; then
+    help; exit 2;
+fi
+
+for config_file_name in "$@"
+do
+
+  ./build_rust.sh $config_file_name
+  ./gen_src.sh $config_file_name
+  npm run rollup --  --config rollup.config.js --bundleConfigAsCjs --environment BUILD_CONFIG_NAME:${config_file_name}
+
+done
diff --git a/rapier-compat/build_rust.sh b/rapier-compat/build_rust.sh
new file mode 100755
index 0000000..dd21cad
--- /dev/null
+++ b/rapier-compat/build_rust.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+
+set -e
+
+help()
+{
+    printf "Usage: %s: CONFIG_NAME\n" $0
+}
+
+config_file_name="$1"
+
+if [[ -z "$config_file_name" ]]; then
+    help; exit 2;
+fi
+
+config_file_path="../builds/prepare_builds/assets/$config_file_name.json"
+
+rust_source_directory_name=`node -pe 'JSON.parse(process.argv[1]).js_package_name' "$(cat ${config_file_path})"`
+
+echo "building rust wasm for ${rust_source_directory_name} package."
+
+rust_source_directory="../builds/${rust_source_directory_name}"
+
+if [ ! -d "$rust_source_directory" ]; then
+    echo "Directory $rust_source_directory does not exist";
+    echo "You may want to generate rust projects first (see builds/prepare_builds folder).";
+    echo "For example:";
+    echo "> cd ../builds/prepare_builds && cargo run -- -c assets/$config_file_name.json && cd -"
+    help
+    exit 4;
+fi
+
+echo "source folder is: ${rust_source_directory}"
+
+set -x
+
+additional_rust_flags=`node -pe 'JSON.parse(process.argv[1]).additional_rust_flags' "$(cat ${config_file_path})"`
+
+
+# Working dir in wasm-pack is the project root so we need that "../../"
+
+if [[ $additional_rust_flags == "undefined" ]]; then
+    additional_rust_flags=''
+fi
+
+RUSTFLAGS="${additional_rust_flags}" wasm-pack --verbose build --target web --out-dir "../../rapier-compat/builds/${rust_source_directory_name}/wasm-build" "$rust_source_directory"
diff --git a/rapier-compat/fix_raw_file.sh b/rapier-compat/fix_raw_file.sh
deleted file mode 100644
index 66f8bfa..0000000
--- a/rapier-compat/fix_raw_file.sh
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/bin/bash
-
-for feature in \
-2d 2d-deterministic 2d-simd \
-3d 3d-deterministic 3d-simd
-do
-
-echo 'export * from "'"./rapier_wasm$feature"'"' > builds/${feature}/pkg/raw.d.ts
-echo 'export * from "'"./rapier_wasm$feature"'"' > builds/${feature}/pkg/raw.d.ts
-
-done;
\ No newline at end of file
diff --git a/rapier-compat/gen_src.sh b/rapier-compat/gen_src.sh
index 24ccc44..330dce0 100755
--- a/rapier-compat/gen_src.sh
+++ b/rapier-compat/gen_src.sh
@@ -1,58 +1,59 @@
+#!/bin/sh
+
 # Copy source and remove #if sections - similar to script in ../rapierXd
 set -e
 
-gen_js() {
-  DIM=$1
-  GENOUT="./gen${DIM}"
+help()
+{
+    printf "Usage: %s: CONFIG_FILE_NAME\n" $0
+}
 
-  # Make output directories
-  mkdir -p ${GENOUT}
+config_file_name=$1
 
-  # Copy common sources
-  cp -r ../src.ts/* $GENOUT
+if [ -z "$config_file_name" ]; then
+    help; exit 2;
+fi
 
-  # Copy compat mode override sources
-  rm -f "${GENOUT}/raw.ts" "${GENOUT}/init.ts"
-  cp -r ./src${DIM}/* $GENOUT
-}
+config_file_path="../builds/prepare_builds/assets/$config_file_name.json"
 
-gen_js "2d"
-gen_js "3d"
+js_package_name=`node -pe 'JSON.parse(process.argv[1]).js_package_name' "$(cat ${config_file_path})"`
+dimension=`node -pe 'JSON.parse(process.argv[1]).dim' "$(cat ${config_file_path})"`
+conditional_compilation_to_remove=`node -pe 'JSON.parse(process.argv[1]).conditional_compilation_to_remove.join(" ")' "$(cat ${config_file_path})"`
 
-# See https://serverfault.com/a/137848
-find gen2d/ -type f -print0 | LC_ALL=C xargs -0 sed -i.bak '\:#if DIM3:,\:#endif:d'
-find gen3d/ -type f -print0 | LC_ALL=C xargs -0 sed -i.bak '\:#if DIM2:,\:#endif:d'
+DIM="${dimension}d"
+GENOUT="./builds/${js_package_name}/gen${DIM}"
 
-# Clean up backup files.
-find gen2d/ -type f -name '*.bak' | xargs rm
-find gen3d/ -type f -name '*.bak' | xargs rm
+# Make output directories
+rm -rf ${GENOUT}
+mkdir -p ${GENOUT}
 
-for features_set in \
-"2" "2 deterministic" "2 simd" \
-"3" "3 deterministic" "3 simd"
-do
+# Copy common sources
+cp -r ../src.ts/* $GENOUT
 
-  set -- $features_set # Convert the "tuple" into the param args $1 $2...
-  dimension=$1
-  if [ -z "$2" ]; then
-    feature="${1}d";
-  else
-    feature="${1}d-${2}";
-  fi
+# Copy compat mode override sources
+rm -f "${GENOUT}/raw.ts" "${GENOUT}/init.ts"
+cp -r ./src${DIM}/* $GENOUT
 
-  mkdir -p ./builds/${feature}/pkg/
+for condition_to_remove in ${conditional_compilation_to_remove} ; do
+  # See https://serverfault.com/a/137848
+  echo "find ${GENOUT} -type f -print0 | LC_ALL=C xargs -0 sed -i.bak \"\\:#if ${condition_to_remove}:,\\:#endif:d\""
+  find ${GENOUT} -type f -print0 | LC_ALL=C xargs -0 sed -i.bak "\\:#if ${condition_to_remove}:,\\:#endif:d"
+done
 
-  cp ./builds/${feature}/wasm-build/rapier_wasm* ./builds/${feature}/pkg/
-  cp -r ./gen${dimension}d ./builds/${feature}/
+rm -rf ./builds/${js_package_name}/pkg/
+mkdir -p ./builds/${js_package_name}/pkg/
 
-  # copy tsconfig, as they contain paths
-  cp ./tsconfig.common.json ./tsconfig.json ./builds/${feature}/
-  cp ./tsconfig.pkg${dimension}d.json ./builds/${feature}/tsconfig.pkg.json
+cp ./builds/${js_package_name}/wasm-build/rapier_wasm* ./builds/${js_package_name}/pkg/
 
-  # "import.meta" causes Babel to choke, but the code path is never taken so just remove it.
-  sed -i.bak 's/import.meta.url/"<deleted>"/g' ./builds/${feature}/pkg/rapier_wasm${dimension}d.js
+# fix raw file
+echo 'export * from "'"./rapier_wasm$DIM"'"' > builds/${js_package_name}/pkg/raw.d.ts
 
-  # Clean up backup files.
-  find ./builds/${feature}/pkg/ -type f -name '*.bak' | xargs rm
+# copy tsconfig, as they contain paths
+cp ./tsconfig.common.json ./tsconfig.json ./builds/${js_package_name}/
+cp ./tsconfig.pkg${dimension}d.json ./builds/${js_package_name}/tsconfig.pkg.json
 
-done
+# "import.meta" causes Babel to choke, but the code path is never taken so just remove it.
+sed -i.bak 's/import.meta.url/"<deleted>"/g' ./builds/${js_package_name}/pkg/rapier_wasm${dimension}d.js
+
+# Clean up backup files.
+find ./builds/${js_package_name}/ -type f -name '*.bak' | xargs rm
\ No newline at end of file
diff --git a/rapier-compat/package-lock.json b/rapier-compat/package-lock.json
index 22b6f02..d279a40 100644
--- a/rapier-compat/package-lock.json
+++ b/rapier-compat/package-lock.json
@@ -16,7 +16,7 @@
                 "@types/jest": "^29.2.1",
                 "jest": "^29.2.2",
                 "rimraf": "^3.0.2",
-                "rollup": "^3.2.5",
+                "rollup": "^3.29.5",
                 "rollup-plugin-base64": "^1.0.1",
                 "rollup-plugin-copy": "^3.4.0",
                 "rollup-plugin-filesize": "^9.1.2",
@@ -5096,10 +5096,11 @@
             }
         },
         "node_modules/rollup": {
-            "version": "3.2.5",
-            "resolved": "https://registry.npmjs.org/rollup/-/rollup-3.2.5.tgz",
-            "integrity": "sha512-/Ha7HhVVofduy+RKWOQJrxe4Qb3xyZo+chcpYiD8SoQa4AG7llhupUtyfKSSrdBM2mWJjhM8wZwmbY23NmlIYw==",
+            "version": "3.29.5",
+            "resolved": "https://registry.npmjs.org/rollup/-/rollup-3.29.5.tgz",
+            "integrity": "sha512-GVsDdsbJzzy4S/v3dqWPJ7EfvZJfCHiDqe80IyrF59LYuP+e6U1LJoUqeuqRbwAWoMNoXivMNeNAOf5E22VA1w==",
             "dev": true,
+            "license": "MIT",
             "bin": {
                 "rollup": "dist/bin/rollup"
             },
@@ -9867,9 +9868,9 @@
             }
         },
         "rollup": {
-            "version": "3.2.5",
-            "resolved": "https://registry.npmjs.org/rollup/-/rollup-3.2.5.tgz",
-            "integrity": "sha512-/Ha7HhVVofduy+RKWOQJrxe4Qb3xyZo+chcpYiD8SoQa4AG7llhupUtyfKSSrdBM2mWJjhM8wZwmbY23NmlIYw==",
+            "version": "3.29.5",
+            "resolved": "https://registry.npmjs.org/rollup/-/rollup-3.29.5.tgz",
+            "integrity": "sha512-GVsDdsbJzzy4S/v3dqWPJ7EfvZJfCHiDqe80IyrF59LYuP+e6U1LJoUqeuqRbwAWoMNoXivMNeNAOf5E22VA1w==",
             "dev": true,
             "requires": {
                 "fsevents": "~2.3.2"
diff --git a/rapier-compat/package.json b/rapier-compat/package.json
index f97e9cf..4a70b8b 100644
--- a/rapier-compat/package.json
+++ b/rapier-compat/package.json
@@ -3,22 +3,16 @@
     "description": "Build scripts for compatibility package with inlined webassembly as base64.",
     "private": true,
     "scripts": {
-        "build-rust-2d-non-deterministic": "./build-rust.sh -f non-deterministic -d 2",
-        "build-rust-2d-deterministic": "./build-rust.sh -f deterministic -d 2",
-        "build-rust-2d-simd": "./build-rust.sh -f simd -d 2",
-        "build-rust-2d-all": "npm run build-rust-2d-non-deterministic && npm run build-rust-2d-deterministic && npm run build-rust-2d-simd",
-        "build-rust-3d-non-deterministic": "./build-rust.sh -f non-deterministic -d 3",
-        "build-rust-3d-deterministic": "./build-rust.sh -f deterministic -d 3",
-        "build-rust-3d-simd": "./build-rust.sh -f simd -d 3",
-        "build-rust-3d-all": "npm run build-rust-3d-non-deterministic && npm run build-rust-3d-deterministic && npm run build-rust-3d-simd",
-        "build-rust-all": "npm run build-rust-2d-all && npm run build-rust-3d-all",
-        "build-genjs": "sh ./gen_src.sh",
-        "build-js": "rollup --config rollup.config.js --bundleConfigAsCjs",
+        "prepare-all-projects": "../builds/prepare_builds/prepare_all_projects.sh",
+        "build-2d-all": "./build_conf.sh dim2 dim2_deterministic dim2_simd",
+        "build-3d-all": "./build_conf.sh dim3 dim3_deterministic dim3_simd",
+        "build-all": "./build_conf.sh dim2 dim3 dim2_deterministic dim3_deterministic dim2_simd dim3_simd",
+        "build-conf": "./build_conf.sh",
         "fix-raw-file": "sh ./fix_raw_file.sh",
-        "build": "npm run clean && npm run build-rust-all && npm run build-genjs && npm run build-js && npm run fix-raw-file",
-        "clean": "rimraf gen2d gen3d builds",
+        "build": "npm run clean && npm run build-all",
+        "clean": "cargo clean && rimraf builds",
         "test": "jest --detectOpenHandles",
-        "all": "npm run build"
+        "rollup": "rollup"
     },
     "dependencies": {
         "base64-js": "^1.5.1"
@@ -26,12 +20,12 @@
     "devDependencies": {
         "@rollup/plugin-commonjs": "^23.0.2",
         "@rollup/plugin-node-resolve": "^15.0.1",
-        "@rollup/plugin-typescript": "^9.0.2",
         "@rollup/plugin-terser": "0.1.0",
+        "@rollup/plugin-typescript": "^9.0.2",
         "@types/jest": "^29.2.1",
         "jest": "^29.2.2",
         "rimraf": "^3.0.2",
-        "rollup": "^3.2.5",
+        "rollup": "^3.29.5",
         "rollup-plugin-base64": "^1.0.1",
         "rollup-plugin-copy": "^3.4.0",
         "rollup-plugin-filesize": "^9.1.2",
diff --git a/rapier-compat/rollup.config.js b/rapier-compat/rollup.config.js
index 7246dd1..d85c471 100644
--- a/rapier-compat/rollup.config.js
+++ b/rapier-compat/rollup.config.js
@@ -6,18 +6,19 @@ import path from "path";
 import {base64} from "rollup-plugin-base64";
 import copy from "rollup-plugin-copy";
 import filesize from "rollup-plugin-filesize";
+import * as fs from "fs";
 
-const config = (dim, features_postfix) => ({
-    input: `builds/${features_postfix}/gen${dim}/rapier.ts`,
+const config = (dim, js_package_name) => ({
+    input: `builds/${js_package_name}/gen${dim}/rapier.ts`,
     output: [
         {
-            file: `builds/${features_postfix}/pkg/rapier.es.js`,
+            file: `builds/${js_package_name}/pkg/rapier.es.js`,
             format: "es",
             sourcemap: true,
             exports: "named",
         },
         {
-            file: `builds/${features_postfix}/pkg/rapier.cjs.js`,
+            file: `builds/${js_package_name}/pkg/rapier.cjs.js`,
             format: "cjs",
             sourcemap: true,
             exports: "named",
@@ -27,11 +28,11 @@ const config = (dim, features_postfix) => ({
         copy({
             targets: [
                 {
-                    src: `builds/${features_postfix}/wasm-build/package.json`,
-                    dest: `builds/${features_postfix}/pkg/`,
+                    src: `builds/${js_package_name}/wasm-build/package.json`,
+                    dest: `builds/${js_package_name}/pkg/`,
                     transform(content) {
                         let config = JSON.parse(content.toString());
-                        config.name = `@dimforge/rapier${features_postfix}-compat`;
+                        config.name = `@dimforge/${js_package_name}`;
                         config.description +=
                             " Compatibility package with inlined webassembly as base64.";
                         config.types = "rapier.d.ts";
@@ -43,12 +44,12 @@ const config = (dim, features_postfix) => ({
                     },
                 },
                 {
-                    src: `../rapier${features_postfix}/LICENSE`,
-                    dest: `builds/${features_postfix}/pkg`,
+                    src: `../${js_package_name}/LICENSE`,
+                    dest: `builds/${js_package_name}/pkg`,
                 },
                 {
-                    src: `../rapier${features_postfix}/README.md`,
-                    dest: `builds/${features_postfix}/pkg`,
+                    src: `../${js_package_name}/README.md`,
+                    dest: `builds/${js_package_name}/pkg`,
                 },
             ],
         }),
@@ -59,7 +60,7 @@ const config = (dim, features_postfix) => ({
         typescript({
             tsconfig: path.resolve(
                 __dirname,
-                `builds/${features_postfix}/tsconfig.pkg.json`,
+                `builds/${js_package_name}/tsconfig.pkg.json`,
             ),
             sourceMap: true,
             inlineSources: true,
@@ -68,11 +69,12 @@ const config = (dim, features_postfix) => ({
     ],
 });
 
-export default [
-    config("2d", "2d"),
-    config("2d", "2d-deterministic"),
-    config("2d", "2d-simd"),
-    config("3d", "3d"),
-    config("3d", "3d-deterministic"),
-    config("3d", "3d-simd"),
-];
+const conf = JSON.parse(
+    fs.readFileSync(
+        "../builds/prepare_builds/assets/" +
+            process.env.BUILD_CONFIG_NAME +
+            ".json",
+    ),
+);
+
+export default [config("" + conf.dim + "d", conf.js_package_name)];
diff --git a/rapier-compat/tests/World2d.test.ts b/rapier-compat/tests/World2d.test.ts
index 45a3bb7..ac6623b 100644
--- a/rapier-compat/tests/World2d.test.ts
+++ b/rapier-compat/tests/World2d.test.ts
@@ -1,4 +1,4 @@
-import {init, Vector2, World} from "../builds/2d-deterministic/pkg";
+import {init, Vector2, World} from "../builds/rapier2d-deterministic/pkg";
 
 describe("2d/World", () => {
     let world: World;
diff --git a/rapier-compat/tests/World3d.test.ts b/rapier-compat/tests/World3d.test.ts
index e0ddd54..adc1375 100644
--- a/rapier-compat/tests/World3d.test.ts
+++ b/rapier-compat/tests/World3d.test.ts
@@ -1,4 +1,4 @@
-import {init, Vector3, World} from "../builds/3d-deterministic/pkg";
+import {init, Vector3, World} from "../builds/rapier3d-deterministic/pkg";
 
 describe("3d/World", () => {
     let world: World;
diff --git a/rapier-compat/tests/math2d.test.ts b/rapier-compat/tests/math2d.test.ts
index a756056..de1175f 100644
--- a/rapier-compat/tests/math2d.test.ts
+++ b/rapier-compat/tests/math2d.test.ts
@@ -1,4 +1,4 @@
-import {Vector2, VectorOps} from "../builds/2d-deterministic/pkg";
+import {Vector2, VectorOps} from "../builds/rapier2d-deterministic/pkg";
 
 describe("2d/math", () => {
     test("Vector2", () => {
diff --git a/rapier-compat/tests/math3d.test.ts b/rapier-compat/tests/math3d.test.ts
index 2ff194c..0320cd6 100644
--- a/rapier-compat/tests/math3d.test.ts
+++ b/rapier-compat/tests/math3d.test.ts
@@ -1,4 +1,4 @@
-import {Vector3, VectorOps} from "../builds/3d-deterministic/pkg";
+import {Vector3, VectorOps} from "../builds/rapier3d-deterministic/pkg";
 
 describe("3d/math", () => {
     test("Vector3", () => {
diff --git a/rapier-compat/tsconfig.pkg3d.json b/rapier-compat/tsconfig.pkg3d.json
index 3d7323e..79b6b38 100644
--- a/rapier-compat/tsconfig.pkg3d.json
+++ b/rapier-compat/tsconfig.pkg3d.json
@@ -2,7 +2,7 @@
     "extends": "./tsconfig.common.json",
     "compilerOptions": {
         "rootDir": "./gen3d",
-        "outDir": "."
+        "outDir": "./3d"
     },
     "files": ["./gen3d/rapier.ts"]
 }
diff --git a/src.ts/pipeline/index.ts b/src.ts/pipeline/index.ts
index 092c1a5..e4eacaa 100644
--- a/src.ts/pipeline/index.ts
+++ b/src.ts/pipeline/index.ts
@@ -1,7 +1,11 @@
 export * from "./world";
 export * from "./physics_pipeline";
+// #if SERDE_SERIALIZE
 export * from "./serialization_pipeline";
+// #endif
 export * from "./event_queue";
 export * from "./physics_hooks";
+// #if DEBUG_RENDER
 export * from "./debug_render_pipeline";
+// #endif
 export * from "./query_pipeline";
diff --git a/src.ts/pipeline/world.ts b/src.ts/pipeline/world.ts
index 1a7a437..825a465 100644
--- a/src.ts/pipeline/world.ts
+++ b/src.ts/pipeline/world.ts
@@ -2,7 +2,9 @@ import {
     RawBroadPhase,
     RawCCDSolver,
     RawColliderSet,
+    // #if SERDE_SERIALIZE
     RawDeserializedWorld,
+    // #endif
     RawIntegrationParameters,
     RawIslandManager,
     RawImpulseJointSet,
@@ -11,8 +13,12 @@ import {
     RawPhysicsPipeline,
     RawQueryPipeline,
     RawRigidBodySet,
+    // #if SERDE_SERIALIZE
     RawSerializationPipeline,
+    // #endif
+    // #if DEBUG_RENDER
     RawDebugRenderPipeline,
+    // #endif
 } from "../raw";
 
 import {
@@ -50,10 +56,14 @@ import {
 import {Rotation, Vector, VectorOps} from "../math";
 import {PhysicsPipeline} from "./physics_pipeline";
 import {QueryFilterFlags, QueryPipeline} from "./query_pipeline";
+// #if SERDE_SERIALIZE
 import {SerializationPipeline} from "./serialization_pipeline";
+// #endif
 import {EventQueue} from "./event_queue";
 import {PhysicsHooks} from "./physics_hooks";
+// #if DEBUG_RENDER
 import {DebugRenderBuffers, DebugRenderPipeline} from "./debug_render_pipeline";
+// #endif
 import {
     KinematicCharacterController,
     PidAxesMask,
@@ -63,7 +73,6 @@ import {Coarena} from "../coarena";
 
 // #if DIM3
 import {DynamicRayCastVehicleController} from "../control";
-
 // #endif
 
 /**
@@ -85,8 +94,12 @@ export class World {
     ccdSolver: CCDSolver;
     queryPipeline: QueryPipeline;
     physicsPipeline: PhysicsPipeline;
+    // #if SERDE_SERIALIZE
     serializationPipeline: SerializationPipeline;
+    // #endif
+    // #if DEBUG_RENDER
     debugRenderPipeline: DebugRenderPipeline;
+    // #endif
     characterControllers: Set<KinematicCharacterController>;
     pidControllers: Set<PidController>;
 
@@ -113,8 +126,12 @@ export class World {
         this.ccdSolver.free();
         this.queryPipeline.free();
         this.physicsPipeline.free();
+        // #if SERDE_SERIALIZE
         this.serializationPipeline.free();
+        // #endif
+        // #if DEBUG_RENDER
         this.debugRenderPipeline.free();
+        // #endif
         this.characterControllers.forEach((controller) => controller.free());
         this.pidControllers.forEach((controller) => controller.free());
 
@@ -133,8 +150,12 @@ export class World {
         this.multibodyJoints = undefined;
         this.queryPipeline = undefined;
         this.physicsPipeline = undefined;
+        // #if SERDE_SERIALIZE
         this.serializationPipeline = undefined;
+        // #endif
+        // #if DEBUG_RENDER
         this.debugRenderPipeline = undefined;
+        // #endif
         this.characterControllers = undefined;
         this.pidControllers = undefined;
 
@@ -156,8 +177,12 @@ export class World {
         rawCCDSolver?: RawCCDSolver,
         rawQueryPipeline?: RawQueryPipeline,
         rawPhysicsPipeline?: RawPhysicsPipeline,
+        // #if SERDE_SERIALIZE
         rawSerializationPipeline?: RawSerializationPipeline,
+        // #endif
+        // #if DEBUG_RENDER
         rawDebugRenderPipeline?: RawDebugRenderPipeline,
+        // #endif
     ) {
         this.gravity = gravity;
         this.integrationParameters = new IntegrationParameters(
@@ -173,12 +198,16 @@ export class World {
         this.ccdSolver = new CCDSolver(rawCCDSolver);
         this.queryPipeline = new QueryPipeline(rawQueryPipeline);
         this.physicsPipeline = new PhysicsPipeline(rawPhysicsPipeline);
+        // #if SERDE_SERIALIZE
         this.serializationPipeline = new SerializationPipeline(
             rawSerializationPipeline,
         );
+        // #endif
+        // #if DEBUG_RENDER
         this.debugRenderPipeline = new DebugRenderPipeline(
             rawDebugRenderPipeline,
         );
+        // #endif
         this.characterControllers = new Set<KinematicCharacterController>();
         this.pidControllers = new Set<PidController>();
 
@@ -186,11 +215,14 @@ export class World {
         this.vehicleControllers = new Set<DynamicRayCastVehicleController>();
         // #endif
 
+        // #if SERDE_SERIALIZE
         this.impulseJoints.finalizeDeserialization(this.bodies);
         this.bodies.finalizeDeserialization(this.colliders);
         this.colliders.finalizeDeserialization(this.bodies);
+        // #endif
     }
 
+    // #if SERDE_SERIALIZE
     public static fromRaw(raw: RawDeserializedWorld): World {
         if (!raw) return null;
 
@@ -236,7 +268,10 @@ export class World {
         let deser = new SerializationPipeline();
         return deser.deserializeAll(data);
     }
+    // End serialization block
+    // #endif
 
+    // #if DEBUG_RENDER
     /**
      * Computes all the lines (and their colors) needed to render the scene.
      *
@@ -262,6 +297,7 @@ export class World {
             this.debugRenderPipeline.colors,
         );
     }
+    // #endif
 
     /**
      * Advance the simulation by one time step.
diff --git a/src/lib.rs b/src/lib.rs
index 132809d..9269097 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -9,6 +9,8 @@ extern crate nalgebra as na;
 extern crate rapier2d as rapier;
 #[cfg(feature = "dim3")]
 extern crate rapier3d as rapier;
+
+#[cfg(feature = "serde-serialize")]
 #[macro_use]
 extern crate serde;
 
diff --git a/src/pipeline/mod.rs b/src/pipeline/mod.rs
index eabd9cc..a127c96 100644
--- a/src/pipeline/mod.rs
+++ b/src/pipeline/mod.rs
@@ -1,13 +1,17 @@
+#[cfg(feature = "debug-render")]
 pub use self::debug_render_pipeline::*;
 pub use self::event_queue::*;
 pub use self::physics_hooks::*;
 pub use self::physics_pipeline::*;
 pub use self::query_pipeline::*;
+#[cfg(feature = "serde-serialize")]
 pub use self::serialization_pipeline::*;
 
+#[cfg(feature = "debug-render")]
 mod debug_render_pipeline;
 mod event_queue;
 mod physics_hooks;
 mod physics_pipeline;
 mod query_pipeline;
+#[cfg(feature = "serde-serialize")]
 mod serialization_pipeline;