Google Agent Development Kit (ADK) vs Microsoft Agent Framework

Google Agent Development Kit (ADK) and Microsoft Agent Framework are both agent frameworks for Python. Google Agent Development Kit (ADK) is published by Google and Microsoft Agent Framework by Microsoft. On GitHub, Google Agent Development Kit (ADK) has 21,990 stars and Microsoft Agent Framework has 14,302. Both were last active in Oct 2026. The table lines up where they differ (publisher, license, weekly downloads and languages) and has the install commands for both. Everything here comes from the listings' public sources and is refreshed daily. Google Agent Development Kit (ADK) describes itself as: Open-source toolkit for building, evaluating and deploying agents in Python, TypeScript, Go, Java and Kotlin, tuned for Gemini but model-agnostic. Microsoft Agent Framework: Open framework for building and hosting production-grade AI agents and multi-agent workflows in .NET and Python. Licenses: Google Agent Development Kit (ADK) Apache-2.0, Microsoft Agent Framework MIT.