v1.2.6 • Latest Release

Download CapiscIO CLI

A2A Protocol Validator with JWS Signature Verification

Choose your preferred installation method: package managers for easy updates, or standalone binaries for zero-dependency deployment.

Package Managers

Recommended for most users - automatic updates and dependency management

Which Installation Method?

MethodBest ForInstallation
NPM
Node.js projects, modern toolingnpm install -g capiscio-cli
Pip
Python projects, data sciencepip install capiscio
Binary
CI/CD, no dependencies, air-gappedDownload from releases
Node.js (npm)
Most Popular
npm install -g capiscio-cli
  • Automatic updates with npm
  • Cross-platform compatibility
  • Requires Node.js 16+
View on npm Registry
Python (pip)
Cross-Platform
pip install capiscio
  • Easy pip updates
  • Virtual environment support
  • Requires Python 3.7+
View on PyPI

Standalone Binaries

Zero dependencies • Ready to run • Perfect for CI/CD environments

Code-signed for security
No runtime dependencies
Windows x64

Windows 10/11 (Intel/AMD)

~14.7MB
Download
macOS Intel

macOS (Intel processors)

~18.3MB
Download
macOS Apple Silicon

macOS (M1/M2/M3)

~16.6MB
Download
Linux x64

Linux (Intel/AMD)

~18.2MB
Download
Installation Instructions

macOS:

tar -xzf capiscio-darwin-*.tar.gz
chmod +x capiscio
./capiscio --version

Linux:

tar -xzf capiscio-linux-x64.tar.gz
chmod +x capiscio
./capiscio --version

Windows:

Expand-Archive capiscio-win-x64.zip
.\capiscio.exe --version

💡 Pro tip: Add the binary to your PATH for global access, or place it in your project directory for local usage. All archives extract to a consistent 'capiscio' binary name.

Verify Your Installation

Test your installation with a quick validation command

# Verify installation
capiscio --version
# Test with sample validation
capiscio validate https://example.com/agent-card.json
View Full DocumentationTry Web Validator