A2A

(★ 25,441)

Agent2Agent (A2A) is an open protocol enabling communication and interoperability between opaque agentic applications.

Reference Links

🌐 Official Homepage ![A2A DeepLearning.AI A2A: The Agent2Agent Protocol Agent2Agent Protocol Documentation Site NuGet

Owner Repos

a2a-python ★ 2,096

Official Python SDK for the Agent2Agent (A2A) Protocol

Python
a2a-samples ★ 1,740

Samples using the Agent2Agent (A2A) Protocol

Jupyter Notebook
a2a-js ★ 589

Official JavaScript SDK for the Agent2Agent (A2A) Protocol

TypeScript
a2a-java ★ 475

Official Java SDK for the Agent2Agent (A2A) Protocol

Java
a2a-inspector ★ 473

Validation Tools for A2A Agents

TypeScript
a2a-go ★ 442

Golang SDK for A2A Protocol

Go

File Explorer

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  • .editorconfig
  • .git-blame-ignore-revs
  • .gitattributes
  • .gitignore
  • .gitvote.yml
  • .prettierrc
  • .ruff.toml
  • CHANGELOG.md
  • CODE_OF_CONDUCT.md
  • CONTRIBUTING.md
  • GOVERNANCE.md
  • LICENSE
  • lychee.toml
  • MAINTAINERS.md
  • mkdocs.yml
  • README.md
  • requirements-docs.txt
  • SECURITY.md

# Use via CDN

jsDelivr

jsDelivr serves any public GitHub repository as a CDN with zero setup. Pick a version and a file to get a ready-to-paste link and snippet.

Link
Example

Release Timeline

Actively Maintained

Command Glossary

Commands referenced in this DOCs, explained below.

🔍

cargo add

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Add dependencies to a Rust project's `Cargo.toml` manifest.

cargo add {{dependency}}

Add the latest version of a dependency to the current project:

cargo add {{dependency}}@{{version}}

Add a specific version of a dependency:

cargo add {{dependency}} {{[-F|--features]}} {{feature_1,feature_2,...}}

Add a dependency and enable one or more specific features:

🔍

dotnet add package

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Add or update a .NET package reference in a project file.

dotnet add package {{package}}

Add a package to the project in the current directory:

dotnet add {{path/to/file.csproj}} package {{package}}

Add a package to a specific project:

dotnet add package {{package}} {{[-v|--version]}} {{1.0.0}}

Add a specific version of a package to the project:

🔍

go get

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Add a dependency package, or download packages in legacy GOPATH mode.
Note: `./...` is a Go package pattern understood by Go tooling. It matches the current package and all packages recursively under the current directory.

go get {{example.com/pkg}}

Add a specified package to `go.mod` in module-mode or install the package in GOPATH-mode:

go get {{example.com/pkg}}@{{v1.2.3}}

Modify the package with a given version in module-aware mode:

go get {{example.com/pkg}}@{{none}}

Remove a specified package:

🔍

npm install

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Install Node packages.

npm {{[i|install]}}

Install dependencies listed in `package.json`:

npm {{[i|install]}} {{package_name}}@{{version}}

Download a specific version of a package and add it to the list of dependencies in `package.json`:

npm {{[i|install]}} {{package_name}} {{[-D|--save-dev]}}

Download the latest version of a package and add it to the list of dev dependencies in `package.json`:

🔍

pip install

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Install Python packages.

pip install {{package1 package2 ...}}

Install one or more packages:

pip install {{package1 package2 ...}} {{[-U|--upgrade]}}

Upgrade all specified packages to the latest version, installing any that are not already present:

pip install {{package}}=={{version}}

Install a specific version of a package:

# Project Badges

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