HL7 Viewer

A Java-based HL7 message parser designed to efficiently parse and display its text and index in a table format.

Overview

HL7 Viewer lets you parse and inspect HL7 messages in a structured table format. It supports field, repetition, component, and subcomponent breakdown. The program is written in Java (ver. 24) and uses the Java Swing for the GUI.

Features

• Parse HL7 messages and display each segment/field/component
• Copy table contents to clipboard
• Clear input and output
• Auto-resizing table with wrapped text
• Keyboard shortcut: Ctrl+Enter (Windows and Mac) to parse message

Requirements

• Java 24+
• Maven 3.9
• Java IDE

Installation

1. Clone the repo

       git clone https://github.com/steven-llamas/hl7-message-parser.git

2. Build with Maven, (will install artifact into local maven repository)

       mvn clean install

   1. Additionally, you can also Run the app without building

       mvn exec:java -Dexec.mainClass="hl7Viewer.Main"

This is useful for developers who want to modify the project or rebuild it.

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Pre-built Installers (DMG / EXE)

macOS

• Download the latest .dmg from Releases
• Open the .dmg and drag HL7 Viewer.app to your Applications folder.

Windows

• Download the .msi from Releases
• Run the installer and follow the setup wizard.