SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, validation-gated updates, and deployable best_skill.md artifacts.
A TypeScript framework for building MCP servers.
Cloud Native Agentic AI | Discord: https://bit.ly/kagentdiscord
A Go agent harness and service framework
blazigly fast gRPC/MCP client & server implementation in zig
ScaledMCP is a horizontally scalabled MCP and A2A Server. You know, for AI.
The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI
Mastra is the modern TypeScript framework for AI-powered applications and agents.
Agent-native TypeScript framework for MCP servers.

Your ultimate Go microservices framework for the cloud-native era.

Build and run agents you can see, understand and trust.
The Rust SDK for building coding agents. Tools, streaming, graph, sub-agent orchestration, MCP — as composable functions
TypeScript-first framework for the Model Context Protocol (MCP). You write clean, typed code; FrontMCP handles the protocol, transport, DI, session/auth, and execution flow.
Trigger.dev – build and deploy fully‑managed AI agents and workflows
Building blocks for frontier OpenAI agents in Rust. Nanocodex empowers you with Codex-level performance anywhere.
C# coding-agent harness (.NET 10, Microsoft Agent Framework) — sessions, tools, permissions, providers, MCP, plugins

An open-source, code-first Go toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.
The full-stack TypeScript framework to build, test, and deploy production-ready MCP servers and AI-native apps.
Rails Engine with MCP compliant Spec.
Model Context Protocol management suite/factory. An MCP that can generate and manage other local MCPs in multiple languages. Uses the official SDKs for code gen.
A minimal yet powerful framework for creating AI agents with full control over tools, providers, and execution flow.
MCP Server Framework and Tool Development library for building custom capabilities into agents.
Java test automation framework for web, mobile, API, CLI, database, and desktop E2E testing with a fluent API and built-in reporting.
A Go framework for building production agent systems with graph workflows, tools, memory, A2A, AG-UI, MCP, evaluation, and observability.