Best Oss AI Skills & MCP Servers

Package Intelligence MCP server for AI agents. Stops hallucinated/malicious package installs across 19 ecosystems (npm, PyPI, Cargo, Go, Maven, NuGet, RubyGems, Composer, Pub, Hex, Swift, CocoaPods, CPAN, Hackage, CRAN, Conda, Homebrew, JSR, Julia). 22 to

The enrichment-grade MCP server for academic paper search and full-text extraction. For science.

MCP server for AI Sightline — monitor brand visibility across AI platforms (ChatGPT, Google AIO, Perplexity, Claude, Gemini, Copilot)

MCP server for web search, extraction, crawling, and research — powered by Novada's 100M+ proxy IPs across 195 countries. Works with Claude, Cursor, VS Code, and any MCP client.

Cross-Code Organizer (CCO, formerly Claude Code Organizer) — manage AI coding tool configs across Claude Code, Codex CLI, and more. Memories, skills, MCP servers, commands, agents, rules, and hooks across global and project scopes

VidLens MCP — video as a queryable local asset for AI agents. 45 tools across YouTube, social video URLs, local media, semantic search, transcription, and visual search.

Local-first memory infrastructure for AI coding agents. One brain shared across Claude Code, Codex CLI, Cursor, Kiro, Continue, Cline, Windsurf, or any MCP client. Organized in pluggable pods, stored in your own Postgres. No cloud, no telemetry. Auto-capt

Read, write, and inspect the system clipboard across macOS, Linux (X11/Wayland), and Windows via MCP.

The most comprehensive ServiceNow MCP server — 400+ tools across all modules. Integrates with Claude, ChatGPT, Gemini, Cursor, GitHub Copilot and any LLM.

AI-powered idea & task manager for developers. Brainstorm → structured tasks → AI agent execution. CodeMirror editor with slash commands, MCP Server, Claude/Gemini/Codex support. Local-first SQLite, cross-PC Git sync.

MCP server for oss-scout — exposes issue discovery and vetting as MCP tools

MCP server for searching academic papers, journals, and citations via the Crossref API

Powerful Cross-IDE Context Sharing via MCP. Persistently sync AI memories and chat sessions between Cursor, VS Code, and more.

MCP server that gives coding agents typed 0xArchive market data tools across Hyperliquid (perps, HIP-3, HIP-4, spot) and Lighter.xyz

Local MCP broker for sharing upstream MCP servers across MCP clients

Pigi CLI — sync AI tool configurations (MCP servers, Claude, Cursor, Windsurf) across your team from a central dashboard

MCP server for EDIFACT CODECO, COPRAR, IFTSTA, COREOR — parse, validate against SMDG, reconcile cross-message, validate ISO 6346 check digits, decode size-type, look up SMDG code lists. Wraps @prefixcheck/edi inside the Model Context Protocol so any MCP c

MCP server for paper-search-agent: academic paper discovery, access planning, and full-text retrieval via campus network

Engram — Persistent Memory Cortex for AI coding agents. Gives agents session continuity, change tracking, decision logging, and project intelligence across sessions.

An intelligent Model Context Protocol (MCP) Server that acts as an AI model advisor. Compare LLM and media pricing, features, and quality across 1,000+ models from OpenRouter, fal.ai, Together AI, Replicate, and Fireworks AI. Deeply compatible with Claude

Live AI compute pricing oracle MCP server — real-time LLM model prices across providers. Includes Claude Code skills for session cost analysis.

Persistent sequential thinking MCP — chain-of-thought reasoning that survives sessions, resumes across agents, and saves conclusions as plan artifacts. Powered by ZeroDB. Zero-config: agents self-provision a ZeroDB account on first run, no signup required

Search and explore 19.4 million Smithsonian Open Access museum objects, retrieve CC0 media, and discover cross-collection connections via MCP.

Scan, export, and import your AI ecosystem across tools. Discover MCP servers, context files, skills, memories. Export/import between Claude, Cursor, Windsurf, Copilot, Gemini, Codex, OpenCode. CLI + MCP server.