This is unofficial, fan-made software for Final Fantasy XI. It is not affiliated with, endorsed by, or supported by Square Enix Holdings Co., Ltd. FINAL FANTASY is a registered trademark of Square Enix.
Square Enix's official position is that third-party tools and modifications to the FFXI client are prohibited by the Terms of Service. Installing or using this software may result in account suspension, account termination, character data loss, or other action taken by Square Enix at their sole discretion.
This software is provided AS IS, without warranty of any kind, express or implied — including but not limited to warranties of merchantability, fitness for a particular purpose, and non-infringement. In no event shall the author or contributors be liable for any claim, damages, account action, lost time, lost progress, file corruption, or any other liability arising from the use of, or inability to use, this software.
By installing, building, or running this software you acknowledge that you understand and accept these risks.
A standalone GUI editor for FINAL FANTASY TACTICS: The Ivalice Chronicles (2025 Steam remaster, Enhanced version).
- Edit job stats: HP/MP/Speed/PA/MA growth & multipliers, Move/Jump/C-Evasion
- Set innate abilities (4 slots), equipment flags, elemental affinities
- Status immunities, starting statuses, innate statuses
- Monster portrait/palette/graphic settings
- Named dropdowns for all abilities and skillsets
- Edit skillsets: 16 action ability slots + 6 RSM (Reaction/Support/Movement) slots
- All ability slots use searchable dropdowns with full ability names
- Extended skillset support (176-226) for monster/WOTL content with warnings
- Edit the 3 difficulty levels: Squire (Easy), Knight (Normal), Tactician (Hard)
- 4 percentage-based modifiers per level: Enemy HP, Enemy Damage, Player HP, Player Damage
- Quick presets: Vanilla Defaults, All Equal (100%), Extreme Hard
- Intuitive tooltips explaining each modifier
- Abilities: Names, descriptions, JP costs, icons
- Ability Parameters: Range, area, element, formula, X/Y, CT, MP overrides
- Items: Names, descriptions, categories
- Job Unlock Requirements: Required jobs and levels
- Encounters: Unit jobs, equipment, abilities per encounter
- Load and edit FFT save files (enhanced.png)
- Change character jobs across all 50 save slots
- Auto-detects save file location
- Creates backups before saving
Warning: Save editing is experimental. The save format is not fully documented. Always keep backups. Changes may cause issues with existing saves.
- Windows 10/11
- .NET 9.0 Runtime (required by FF16Tools)
- FINAL FANTASY TACTICS: The Ivalice Chronicles (Steam)
- Run
FFT Editor.exe - Set your game path if not auto-detected
- Click Extract & Load to load game data
- Edit using the tabs
- Click Save & Pack to apply changes
- NXD data (abilities, items, encounters) → packed into
modded.pacoverlay that the game auto-loads - EXE data (job stats, skillsets, innate abilities) → binary patched directly into
FFT_enhanced.exe(backup created as.bak) - Difficulty data → edited in NXD DifficultyLevel table → packed into
modded.pac - Both types of changes persist permanently across all saves and new games
- FF16Tools.CLI v1.12.0 by Nenkai — NXD/PAC extraction, SQLite conversion, save file unpacking/packing
- FFTPatcher by Glain — WotL ability default data (Abilities.bin) used for the Ability Parameters tab reference values
- FFHacktics community — Formula reference data, ability/job research, and modding documentation
- Python 3.14 — Runtime
- PySide6 (Qt for Python) — GUI framework
- Pillow (PIL) — Portrait image processing (DDS → PNG conversion)
- PyInstaller — Executable packaging
- Claude Code by Anthropic — AI-assisted development
- NinGeoWeazeleff — Testing and feedback