GitHub Open Source Insight
Computed at Sep 11, 2026GitHub repo leaderboard by stars, growth rate and activity.
mastra-ai
Mastra is the modern TypeScript framework for AI-powered applications and agents.
TypeScript27,926 starslast pushed 28 minutes agoArize-ai
AgentOps-AI
Python SDK for AI agent monitoring, LLM cost tracking, benchmarking, and more. Integrates with most LLMs and agent frameworks including CrewAI, Agno, OpenAI Agents SDK, Langchain, Autogen, AG2, and CamelAI
Python5,816 starslast pushed 3 months agoKiln-AI
Build, Evaluate, and Optimize AI Systems. Includes evals, RAG, agents, fine-tuning, synthetic data generation, dataset management, MCP, and more.
Python5,057 starslast pushed 5 hours agopydantic
AI observability platform for production LLM and agent systems.
Python4,469 starslast pushed 2 hours agolmnr-ai
Laminar - open-source observability platform purpose-built for AI agents. YC S24.
TypeScript3,245 starslast pushed 3 hours agoombharatiya
AI system design guide for engineers building production AI systems and evals.
—3,197 starslast pushed 4 weeks agoFailproofAI
Observability and enforcement for AI agent harnesses. Capture every run and runtime reliability with policy enforcement. 40 built-in policies, a local dashboard, no account required with a generous free cloud plan
MDX2,698 starslast pushed 13 hours agoShenSeanChen
Waku Waku! Waku Agent is a local-first AI agent harness you actually own, including loop, memory, eval, all in code built to stay legible as it grows.
Python1,721 starslast pushed 2 weeks agoGitHamza0206
OpenSource Production ready Customer service with built in Evals and monitoring
TypeScript1,540 starslast pushed 3 months ago
| # | Repo | Language | Stars | 30-day trend | Last updated |
|---|---|---|---|---|---|
| 1 | mastra-ai Mastra is the modern TypeScript framework for AI-powered applications and agents. | TypeScript | 27,926 | last pushed 28 minutes ago | |
| 2 | Arize-ai AI Observability & Evaluation | Python | 11,413 | last pushed 1 hour ago | |
| 3 | AgentOps-AI Python SDK for AI agent monitoring, LLM cost tracking, benchmarking, and more. Integrates with most LLMs and agent frameworks including CrewAI, Agno, OpenAI Agents SDK, Langchain, Autogen, AG2, and CamelAI | Python | 5,816 | last pushed 3 months ago | |
| 4 | Kiln-AI Build, Evaluate, and Optimize AI Systems. Includes evals, RAG, agents, fine-tuning, synthetic data generation, dataset management, MCP, and more. | Python | 5,057 | last pushed 5 hours ago | |
| 5 | pydantic AI observability platform for production LLM and agent systems. | Python | 4,469 | last pushed 2 hours ago | |
| 6 | lmnr-ai Laminar - open-source observability platform purpose-built for AI agents. YC S24. | TypeScript | 3,245 | last pushed 3 hours ago | |
| 7 | ombharatiya AI system design guide for engineers building production AI systems and evals. | — | 3,197 | last pushed 4 weeks ago | |
| 8 | FailproofAI Observability and enforcement for AI agent harnesses. Capture every run and runtime reliability with policy enforcement. 40 built-in policies, a local dashboard, no account required with a generous free cloud plan | MDX | 2,698 | last pushed 13 hours ago | |
| 9 | ShenSeanChen Waku Waku! Waku Agent is a local-first AI agent harness you actually own, including loop, memory, eval, all in code built to stay legible as it grows. | Python | 1,721 | last pushed 2 weeks ago | |
| 10 | GitHamza0206 OpenSource Production ready Customer service with built in Evals and monitoring | TypeScript | 1,540 | last pushed 3 months ago |
All · 11,658