A2A Validation Tool

A desktop application for testing and validating Agent-to-Agent (A2A) protocol implementations. This tool provides a user-friendly interface to interact with A2A agents, manage conversation sessions, and validate protocol compliance.

Features

• Connect to multiple A2A agents simultaneously
• Display and inspect agent card information including capabilities
• Support for streaming(not completely verified) and non-streaming agents
• Session management with auto-detection of input-required states
• File attachment support
• JSON visualization for debugging requests and responses
• Export and import agent configurations
• Persistent storage of agent configurations
• Cross-platform support (macOS, Windows, Linux)

Development Setup

Prerequisites

• Node.js (v14+)
• npm or yarn

Installation

Go to the releases page and download the latest version for your platform.

MacOS

Download the .zip file and double click on it to extract the application, run:

xattr -c A2A\ Validation\ Tool.app

then you can either open it or move to Application page

Windows

Download the .exe file and run it to install the application.

Linux

You can install it with one command (recommended):

curl -s https://raw.githubusercontent.com/llmx-de/a2a-validation-tool/main/scripts/install.sh | bash

This will automatically download the latest version, make it executable, and create a desktop entry .

The same command can also be used to upgrade an existing installation to the latest version.

Alternatively, you can download the .AppImage file and make it executable by running chmod +x a2a-validation-tool.AppImage and then run it.

Manual

1. Clone the repository:

   git clone https://github.com/dmi3coder/a2a-validation-tool.git
   cd a2a-validation-tool

2. Install dependencies:

   npm install

3. Start the development server:

   npm start

This will launch the application in development mode with hot reloading enabled.

Building for Production

macOS

npm run pack-mac

This will create distributable files in the dist directory:

• .dmg installer
• .app zipped application

Windows

npm run pack-win

This will create an NSIS installer in the dist directory.

Linux

npm run pack-linux

This will create:

• AppImage
• Debian package

Using the Application

Managing Agents

1. Adding an Agent:

   • Click the menu button in the Agents panel header
   • Select "Add Agent"
   • Enter the agent URL (e.g., http://localhost:10000)
   • The application will validate the agent and retrieve its capabilities

2. Importing/Exporting Agents:

   • Use the menu options to import from a file or text
   • Export your agent configurations to share with others

Chatting with Agents

1. Select an agent from the left panel
2. Enter a message in the text field
3. Optionally attach a file using the paperclip icon
4. Send your message using the send button

Viewing Agent Information

Click the "Agent Card" tab to view detailed information about the agent's capabilities and metadata.

Debugging

1. Click the "Raw" button on any message to view the complete API request or response
2. The debug log panel at the bottom shows detailed logs of all API interactions

License

GPL