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 1–7 of 7
- 0.841score
GitHub Copilot SDK
GitHub
Multi-language SDKs for embedding the GitHub Copilot agent runtime, with planning, tool calls and file edits, in your apps.
HarnessAFreshness: A★ 10.6K↓ 1.2M/wk - 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 - 0.598score
Microsoft Teams SDK
Microsoft
SDK for building Microsoft Teams apps and AI agents in TypeScript, C# and Python, with a CLI that scaffolds new agents.
HarnessAFreshness: A★ 731↓ 497.8K/wk - 0.519score
Microsoft 365 Agents SDK
Microsoft
SDK for building agents in C#, JavaScript and Python that run on channels such as Microsoft Teams and Microsoft 365 Copilot.
HarnessAFreshness: A★ 1.1K↓ 255.5K/wk