175 listed
Harnesses & SDKs
Frameworks and SDKs for building agents: the Claude Agent SDK, OpenAI Agents SDK, LangGraph, CrewAI and many more. Each page lists languages, packages, MCP and A2A support and how it orchestrates agents, with a link to the page every fact came from.
Showing 1–4 of 4
- 0.650score
agent-governance-toolkit
microsoft
Policy enforcement, identity, sandboxing and reliability tooling for autonomous AI agents, installable with one pip command.
HarnessAFreshness: A★ 6.5K↓ 28.3K/wk - 0.649score
BotSharp
SciSharp
C# framework on .NET for building multi-agent AI bots with plugins, RAG, MCP integration and a built-in admin UI.
HarnessAFreshness: A★ 3.1K - 0.621score
Semantic Kernel
Microsoft
Model-agnostic SDK for building agents and multi-agent systems in Python, .NET and Java; Microsoft names Agent Framework as its successor.
HarnessAFreshness: A★ 28.7K↓ 77.5K/wk - 0.607score
Microsoft Agent Framework
Microsoft
Open framework for building and hosting production-grade AI agents and multi-agent workflows in .NET and Python.
HarnessAFreshness: A★ 14.3K↓ 47.6K/wk