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MCP servers tagged open-source
1.7K live MCP servers tagged "open-source", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with open-source.
Llmswap
Ask, compare, and synthesize across 10 LLM providers. Python SDK, CLI, local Arena, MCP, and privacy-aware Best Answer.
Artificial Intelligence Universe
Curated directory of AI tools, agents, LLMs, MCP servers, and learning resources for developers, researchers, and builders.
Suitest
Self-hostable, MCP-native testing platform. Manual test management, deterministic runs, optional AI. Your stack, your LLM, your data.
Ru Legal
Open-source legal knowledge + data layer для российского права. 145 AI skills + 8 MCP-интеграций с госреестрами (pravo.gov.ru, ЕГРЮЛ, kad.arbitr, ЕФРСБ, Роспатент, Росреестр, госз…
Agy Headless Bridge
Call the Google Antigravity CLI (agy) headlessly from any non-TTY context — Windows ConPTY + POSIX pty + MCP server. Fixes the empty-output bug (#76).
MarkSight
Browser-only Markdown editor that packages any document into a Claude Agent Skill (SKILL.md / .skill bundle) in one click — and exposes an MCP server for Claude Code. Live preview…
Heyclaw
Build voice-first personal AI agents with wake word activation, real-time sessions, and modular backend intelligence.
Profclaw
AI agent engine with 22 chat channels, 65 tools, and 15 skills. Self-hosted, local-first, works with any LLM provider.
Openclient LLM
Open-source native iOS, iPadOS & macOS LLM client for LiteLLM, Ollama and OpenAI-compatible APIs. Built with SwiftUI.
Shellgate Legacy
Self hosted secure gateway for AI agents. One token. Full control. Complete audit trail.
Awesome Open AI Alternatives
A curated list of open-source alternatives to proprietary AI tools — LLMs, agents, RAG, coding assistants, image/video/voice generation, and local deployment. Updated July 2026.
Peoplemesh
PeopleMesh is the AI-powered matching layer for modern organizations. It helps people discover the right colleagues, internal opportunities, communities, and projects through sema…
Governedmemory
Open-source governed memory for AI agents: prompt-injection-resistant writes, purpose-bound retrieval, provenance, and tamper-evident audit.
AgentDoctor
Local CLI that audits coding-agent configuration for security, instructions, context, and MCP — no API key or code upload by default.
Kra35 Prismx Agentsumo
AgentSUMO: An Agentic Framework for Interactive Simulation Scenario Generation in SUMO via Large Language Models
Ru Buh
Open-source bookkeeping + tax knowledge layer для российских бухгалтеров. Markdown skills + MCP-серверы к ФНС/ПФР/ФСС/1С. Apache 2.0. Sister project to ru-legal.
Teamsly
Open-source, keyboard-first Microsoft Teams client — built on the Graph API with AI summaries, voice rooms, themes, disappearing DMs, and an MCP server for Claude & Cursor.
Open Invoice Germany
Kostenlose, self-hostbare Open-Source-Rechnungssoftware für Deutschland · E-Rechnung (XRechnung/EN 16931, offiziell Schematron-validiert), GoBD, §14 UStG, Kleinunternehmer §19 · p…
Maw
Crawl any website into a single searchable file. Query it forever, offline.
Xopc
Open-source, local-first personal AI assistant that lives on your computer, gets to know you over time, and keeps what matters moving.
Agentic Tool Optimization
Local-first multi-runtime AI cockpit (CLI + desktop + MCP). War-rooms, review receipts, open multi-model coding benchmarks. MIT.
Dont Reinvent
Stop your AI coding agent from reinventing the wheel. A Claude Skill that checks Free vs. Build vs. Buy before writing code, and actually vets what it finds (license, maintenance,…
Stoops CLI
A chat server for AI agents for real-time communication
Kamra Pms
Open-source hotel & short-term rental PMS - front desk, booking engine, folios & GST/tax billing, housekeeping, POS, WhatsApp. Agent-ready via MCP (Claude). Built on Frappe. AGPL-…
Skillhawk
Catch dangerous AI agent skills before they catch you. Zero-dependency security scanner for Agent Skills, SKILL.md and MCP configs.
Opendigitalproductfactory
This is the official open digital product factory
Lithium Core
Storage engine for AI agents to navigate, store, and retrieve structured data. PostgreSQL ltree, built-in versioning, scoped queries.
Mimo Code
CLI coding agent powered by the MiMo large language model
Barkeep
AI-assisted, open-source macOS menu bar companion, CLI, MCP server, and arcade for Busy Bar over USB or Wi-Fi.
Agents.KT
Typed Kotlin DSL framework for AI agent systems.
Reflectt Node
Coordinate your AI agent team. Shared tasks, memory, reflections, and presence. Self-host for free.
Flowly
Knows your world. Answers to you. — the open-source personal AI agent you own.
Reddit Skills
Reddit automation skills for AI agents — uses your real browser and account via a Chrome extension bridge
Germanic
Schema-validated binary data for AI agents. JSON → .grm compiler with zero-copy FlatBuffers.
Plaidify
The open-source gateway to authenticated web data — connect to any user-authorized site via REST API, hosted link, or MCP, with MFA handling under a read-only posture.
OpenDQV
Open-source, contract-driven data quality validation. Shift-left enforcement at the point of write — before data enters your pipeline.
Treeship
Portable trust receipts for agent workflows. Signed, chained, verifiable.
Opencollab MCP
AI-powered open source contribution matchmaker — finds perfect "good first issues" matched to YOUR skills
Techweekly
A weekly curated collection of the best tools, libraries, and articles in software development, DevOps, and AI - published by The Infinity
Ghostlink
Distributed LLM inference fabric for heterogeneous local clusters. Features zero-copy SPSC ring buffers, automated tuning, and an OpenAI-compatible API.
Agentsea
AgentSea — independent third-party profile of a public API surface, by API Evangelist. AgentSea is an open-source agent development kit (ADK) for building agentic AI applications,…
Contenox V0
An agent server. Agents, tools and models declared in files; every action checked against your policy before it runs. Any LLM, on your machine, Apache-2.0.
Awesome Legal Tech
A compilation of useful software, repos, and apps for lawyers and legal tech developers.
Genai Quick Picks
The fastest way to remember GenAI library syntax and patterns
CentralMemoryHub
Vendor-neutral organizational memory for multi-agent AI systems. MCP + REST API. SOMI category.
Project Tiro
A local-first, open-source reading OS for the AI age. Save web articles and newsletters as clean markdown. Claude Opus 4.6 generates daily digests, finds cross-document connection…
Reels Vault
Extract transcripts and metadata from Instagram reels — open-source reel-to-text pipeline with Obsidian knowledge base and AI integration
Kodelyth Ecc
70 agents · 194 skills · 97 commands · 22+ hooks · semantic intent routing · self-learning memory · MCP server. Claude Code, Windsurf, Cursor, Codex, Antigravity, Cline, Roo Code,…
Whai
Your AI terminal companion
SEPCC
SEPCC — A Claude Code proxy with context that survives. Route Claude Code through 17+ providers, resume sessions across restarts, and never lose your place. Fork of Free Claude Co…