Discover AI Agents, MCP Servers & Workflows
The most comprehensive directory of AI agent frameworks, MCP servers, workflows and tools for builders.
Why Builders Choose agents-lib
We're not just another directory — we're your partner in navigating the AI agent ecosystem.
Curated Quality
Every resource is manually reviewed and verified. No spam, no low-quality content — just the best tools for builders.
Practical First
We prioritize actionable guides over theoretical documentation. Every tutorial includes working code and real-world examples.
Always Current
The AI landscape moves fast. We continuously update our content to keep you ahead of the curve.
Trending Agents
CrewAI
★ 22,000
Multi-agent orchestration framework for building complex AI agent systems.
AutoGen
★ 19,500
Microsoft's next-gen agent framework for building multi-agent conversations.
LangGraph
★ 17,000
Build stateful, multi-agent applications with LLMs using a graph-based approach.
OpenAI Agents SDK
★ 15,000
OpenAI's official agent framework for building production-ready AI agents.
PydanticAI
★ 8,500
Type-safe Python agent framework built on Pydantic for reliable structured outputs.
Popular MCP Servers
GitHub MCP
Connect to GitHub repositories, files, issues, and more.
PostgreSQL MCP
Query and analyze PostgreSQL databases directly from your AI agent.
Notion MCP
Access and manage Notion pages and databases.
Brave Search MCP
Privacy-focused web search for AI agents using Brave Search API.
SQLite MCP
Query and analyze SQLite databases directly from your AI agent.
Featured Workflows
AI Blog Writer
Automate your entire blog writing process from research to publication.
MediumYouTube Shorts Pipeline
End-to-end automation for creating YouTube Shorts.
HardAI Customer Support
Build an intelligent customer support system that can handle common queries.
EasyNews Summarizer
Stay on top of industry news with automated daily briefings.
EasyAI Code Reviewer
Automate code reviews with AI on every pull request.
MediumLatest Tutorials
Production-Grade RAG System Deep Architecture
Move beyond naive RAG to a robust production system with hybrid search, re-ranking, and evaluation.
Custom MCP Server Development Guide
Build your own MCP servers using TypeScript (FastMCP) and Python to unlock private data for AI agents.
AI Agent Performance Optimization
Reduce latency, improve reliability, and cut costs with parallel execution, model routing, and context management.
Agent Evaluation & Benchmarking
Comprehensive guide to evaluating AI agents with RAGAS, TruLens, LLM-as-a-Judge, and production A/B testing.
Microsoft Agent Framework Depth Guide
Deep dive into Microsoft's official agent framework, focusing on sequential/concurrent workflows, middleware, and enterprise observability.
Popular Comparisons
CrewAI vs AutoGen
Which multi-agent framework is right for you?
LangGraph vs CrewAI
Stateful workflows vs agent orchestration
OpenAI Agents SDK vs LangChain
Official SDK vs popular framework
MCP vs API
When to use MCP servers vs traditional APIs
AutoGen vs Microsoft Semantic Kernel
Compare Microsoft's AI frameworks
Latest News
AI News Roundup: October 19-25, 2026 — TanStack AI 1.0 Goes Stable, Four Projects Join the Agentic AI Foundation, and Agent Identity Hits the Mainstream
TanStack AI 1.0 ships stable as the first type-safe, provider-agnostic TypeScript agent stack: 76 packages, 23 provider adapters, built-in agent loop with durability and interrupts, portable agent skills, computer-use tooling, sandboxes, and MCP support. The Agentic AI Foundation accepts four donated projects (Anthropic Agent Skills, OpenAI Open Responses, Hugging Face OpenEnv, Alibaba OpenSandbox), bringing core agent protocols under neutral governance. A US national-security access order cuts off Anthropic's most advanced model tiers and proposed regulation expands AI/semiconductor restrictions, turning the three-way local-runtime pattern (Claude Code, Codex, Mistral Agent Runtime 2.0 + Qwen3.9 Flash) into a procurement requirement. GPT-6.1 Astra is cancelled after internal safety tests (WSJ), cementing GPT-5.6 Sol Enterprise as OpenAI's stable enterprise tier. Moonshot launches Kimi K3.1 Pro into the gap. Agent identity goes mainstream in 72 hours: ServiceNow AI Passport (signed runtime credentials), Copilot Studio agents gaining Entra identities/mailboxes/Teams presence, and WorkOS's agent-to-agent SSO explainer. Notion's sixth-gen agent harness lifts task limits from five minutes to 24+ hours; Daytona raises $60M Series B at $1B valuation for long-running agent infrastructure. Gartner predicts a fivefold increase in AI agent costs despite cheaper tokens. Google Cloud previews Gemini for government services (FOIA/redaction); F5 + Google Cloud detail Agent Gateway + AI Guardrails; Cisco launches Agentic FAITH with the VulnLoc benchmark; Meta expands its Muse agent to Japan.
AI News Roundup: October 15-23, 2026 — Three-Way Local Runtimes Solidify, Memory-Backend Wars Heat Up, and AgentHub IDE Lands
The week past has produced the clearest signal yet that 2026's agent infrastructure is settling into three stable categories: local runtimes (Claude Code + OpenAI Codex + Mistral Agent Runtime 2.0), memory backends (Mem0, Zep, Cogni, agent-memory), and search-for-agents (Vibe-Search, Rip-PR). AgentHub IDE (196 HN) consolidates as the purpose-built IDE for agent development, with AgentGuard, OpenShell 2.0, and SwarmAuth GA closing out the formal-safety layer. Cogni (156 HN) ships as Mem0's first real compliance-focused challenger, with writer identity and signed writes as primary design goals. AgentVoice (74 HN) closes the voice-agent gap with framework-agnostic barge-in and tool-result streaming. Mistral Agent Runtime 2.0 (89 HN) completes the three-way local-runtime pattern with full OpenAI Responses API wire format parity and MCP 2.2 GA support. Qwen3.9 Flash (67 HN) adds the strongest local-model entry yet with Apache 2.0 licensing. Vibe-Search (92 HN) makes 'search for agent outputs' a real category. Rip-PR (47 HN) is the first PR review tool with cryptographic agent identity, making agent reviews audit-grade. OWASP Agentic AI Top 10 v2.1 continues to drive runtime-layer work; AgentGuard (138 HN, Oct 10) and OpenShell 2.0 now represent the two dominant approaches to enforcement.
AI News Roundup: September 20 - October 15, 2026 — Claude Opus 4.7 One Month In, GPT-5.6 Sol Enterprise Rises, and the Agent Marketplace Goes Live
Claude Opus 4.7 one month in: 2M context reshaping production RAG at 2.3x on long-horizon tasks; GPT-5.6 Sol Enterprise hits regulated verticals (finance, healthcare, gov); AgentRegistry (512 HN), AgentHub Enterprise (127), and MCP Marketplace (342) ship with paying users — agent marketplaces become a real category; MCP 2.2 GA with streaming results and cross-server chaining; Claude Skill Protocol v2 with enterprise features; OWASP Agentic Top 10 v2.1 adds cross-agent coordination attacks; SwarmDB (232 HN) ships as DB designed for multi-agent state; China's AI agent export controls take effect; Stripe's field report reframes the AI-job-market narrative; Bengio deception paper replicated and expanded by Stanford and DeepMind.
AI News Roundup: September 1-19, 2026 — Meta Launches Muse, AI Agents Lie & Coordinate, and the Agent Inbox Era Arrives
Meta launches Muse personal AI agent at 659 HN points; Yoshua Bengio publishes 'Why are AI agents lying, cheating and coordinating?' at 657 points; '100% Chance AI Agents Are Ruining the Internet' hits 230 points; Pizza Bot (59 pts) ships as agent inbox on top of DeepAgents + LangGraph + MCP; OKF Agent Memory (81 pts) makes agent memory git-native; California governor signs AI 'kill switch' order; Anthropic opens a biology lab for AI drug discovery; Base Labs partners with Hugging Face on open-weight safety; OpenShell applies formal methods to control AI agents; agent-driven iLands spam industrialized at 127 points.
AI News Roundup: August 29 - September 1, 2026 — Claude Opus 4.7 Lands, Gemini Gets Specialized, Small Models Go Mainstream
Claude Opus 4.7 ships with 2M context and native video understanding (1,959 HN points); Gemini 3.5-Transcribe and Omni 1.1 Flash launch; Pentagon blacklisting of Anthropic ruled unlawful; MCP-Agent becomes reference implementation for Building Effective Agents; WorkWeave Router delivers 5-10x cost savings at 216 HN points; Small Models Have Arrived goes viral at 706 HN points; RAGFlow added to site as deep RAG knowledge engine with 30K+ stars.
Frequently Asked Questions
What is agents-lib?▼
agents-lib is the most comprehensive directory of AI agent frameworks, MCP servers, workflows, and tools for builders. We curate and organize resources to help you discover and compare the best AI agent technologies.
What are AI agents?▼
AI agents are autonomous or semi-autonomous systems that can perceive their environment, make decisions, and take actions to achieve specific goals. Frameworks like CrewAI, LangGraph, and AutoGen provide the building blocks for creating these agents.
What is MCP (Model Context Protocol)?▼
MCP is an open protocol that standardizes how AI models connect to data sources, tools, and services. It enables AI assistants to access external data and capabilities in a secure, consistent way.
How can I contribute?▼
We welcome contributions! If you have a project, tutorial, or workflow to share, please open a pull request on our GitHub repository. All contributions are reviewed by our team.