MCP servers and skills: search, filter by where they run, and compare.
Nothing matches every word exactly, so these are the closest matches.
Adaptive memory for AI agents & teams — beyond RAG. Self-hosted MCP server that gets smarter every time you search: hybrid search + a neural memory graph that learns. Works with Claude, ChatGPT & any
Hosted by authorApache-2.0★ 12No key
MCP server with Lightning Network payments - pay sats to search the web
Hosted by authorApache-2.0★ 1Few starsNo key
Cloudflare's hosted MCP server that exposes its API through search and execute tools, plus docs search.
OfficialHosted by authorApache-2.0★ 966Needs Cloudflare
Open-source search API for AI agents — corpus-first hybrid search with x402 micropayments. Self-hosted; bundled MCP server (9 tools) you run from source.
Hosted by authorApache-2.0★ 3Few starsNo key
MCP-native infrastructure for persistent AI agent memory with encrypted storage, semantic retrieval and cross-agent continuity.
Hosted by authorApache-2.0★ 13No key
An MCP server providing web search and content extraction capabilities. Integrates DuckDuckGo search functionality and URL content extraction into your MCP environment, enabling AI assistants to searc
Hosted by authorApache-2.0★ 137No key
MCP Registry at AI.MCPHarbor.dev
Hosted by authorApache-2.0★ 1Few starsNo key
A multi-engine researcher of academic papers, with CLI and MCP server.
Hosted by authorApache-2.0★ 1Few starsNo key
Academia MCP server: Tools for automatic scientific research
Hosted by authorApache-2.0★ 93No key
Neuronto Agentic Resource Discovery (ARD) Index. Federated search across every public ARD registry, plus a verified tool index read from each MCP server's own tools/list, hybrid lexical and semantic r
Hosted by authorApache-2.0★ 60No key
Partle Marketplace MCP Server — search products and stores in nearby physical stores
Hosted by authorApache-2.0★ 1Few starsNo key
Official remote MCP server for Atlassian. Securely connect Jira, Confluence, Jira Service Management, Bitbucket, and Compass to Claude, ChatGPT, Cursor, VS Code, and other AI tools using OAuth 2.1 or
OfficialHosted by authorApache-2.0★ 1.1kNo key
Buddhist Digital Text Platform — 10,500+ texts, 613 sources, trilingual cross-canon, AI Q&A (RAG), knowledge graph, full-text search
Hosted by authorApache-2.0★ 350No key
Visibility-aware knowledge network for LLM agents — private+public markdown vault, MCP server, and verified-claims API. Self-hostable.
Hosted by authorApache-2.0★ 3Few starsNo key
Turn security findings into bounded agent work: one recipe, scoped context, required proof, and a human-reviewed result.
Hosted by authorApache-2.0★ 2Few starsNo key
Historical price tracking and structured product price intelligence API for apps and AI agents.
Hosted by authorApache-2.0★ 1Few starsNo key
The Star Wars API and MCP Server. All the Star Wars data you've ever wanted.
Hosted by authorApache-2.0★ 4Few starsNo key
Free, open-source legislative search for all 50 U.S. states + DC (billcommons.org)
Hosted by authorApache-2.0Few starsNo key
MCP Server for finding personalized puzzle books across a 100,000+ title Shopify catalog. Provides search_books, suggest_names, and get_book tools to any MCP-compatible AI agent.
Hosted by authorApache-2.0Few starsNo key
Skills, prompts, and instructions for building AI agents on top of Dynatrace production context
OfficialHosted by authorApache-2.0★ 164No key
Official BestPrice MCP and WebMCP for shopping decisions, product search, offer comparison, and price history
Hosted by authorApache-2.0★ 6No key
AIMarket Hub — federated capability catalog, channels, invoke API, and plugins.
Hosted by authorApache-2.0★ 1Few starsNo key
Noodle Biomedical Literature Discovery MCP — search papers and traverse citation or semantic literature graphs.
Hosted by authorApache-2.0Few starsNo key
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