MCP server registry, checked every day
The full official MCP Registry: 60,597 servers and 237,693 versions, checked every night against public bug databases. A red flag means someone reported a problem. Look before you install.
60,597servers watched
87have a reported issue
9list a version with a reported issue
Last checked 15 hours ago. No flag does not mean safe, only that nothing has been reported publicly. For a full trust grade, see the graded directory.
| Server | Runs as | Listed version | Reported issues |
|---|---|---|---|
| io.github.mrfentmen/ip-subnet-mcp IPv4 subnet calculator: network, broadcast, masks, host ranges and CIDR splitting - fully local. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/ip-api-mcp ip-api: geolocate any IPv4 address with country, city, ISP and timezone - keyless. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/ioke-mcp Ioke MCP: 20 real tools to read, check, lint, scaffold, build and run Ioke code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/io-mcp Io MCP: 20 real tools to read, check, lint, scaffold, build and run Io code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/interpro-mcp InterPro protein families and domains: search entries and find the domains in one protein - keyless. | npm | 1.0.23 versions | None reported |
| io.github.mrfentmen/internet-archive-mcp Internet Archive: search archived books, audio and collections by keyword - keyless. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/internetarchive-mcp Internet Archive: books, films, audio, softwa MCP: real tools for real work. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/inspirehep-mcp INSPIRE-HEP: particle physics papers with authors, arXiv ids and citations - keyless. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/inspire-hep-mcp INSPIRE-HEP particle physics literature: search papers, read records and find authors - keyless. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/inno-setup-mcp Inno Setup MCP: 20 real tools to read, check, lint, scaffold, build and run Inno Setup code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/ink-mcp Ink MCP: 20 real tools to read, check, lint, scaffold, build and run Ink code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/inform7-mcp Inform 7 MCP: 20 real tools to read, check, lint, scaffold, build and run Inform 7 code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/increase-mcp MCP server for Increase: accounts, ACH and wi MCP: real tools for real work. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/incident-timeline-mcp Summarize local log timeline gaps and severit MCP: real tools for real work. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/imhex-pattern-mcp ImHex Pattern Language MCP: real tools for real work. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/imba-mcp Imba MCP: 20 real tools to read, check, lint, scaffold, build and run Imba code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/imagej-macro-mcp ImageJ Macro MCP: 20 real tools to read, check, lint, scaffold, build and run ImageJ Macro code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/image-tools-mcp Resize, compress, and inspect local images. No network and no key. | npm | 1.0.42 versions | None reported |
| io.github.mrfentmen/il-assembly-mcp IL Assembly MCP: 20 real tools to read, check, lint, scaffold, build and run IL Assembly code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/igor-pro-mcp IGOR Pro MCP: 20 real tools to read, check, lint, scaffold, build and run IGOR Pro code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/ietf-mcp IETF documents, RFCs, Internet-Drafts, and working groups. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/idris-mcp Idris MCP: 20 real tools to read, check, lint, scaffold, build and run Idris code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/idl-mcp IDL MCP: 20 real tools to read, check, lint, scaffold, build and run IDL code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/icd10-mcp Search and validate ICD-10-CM diagnosis codes from the US NLM clinical tables - keyless. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/hyphy-mcp HyPhy MCP: 20 real tools to read, check, lint, scaffold, build and run HyPhy code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hy-mcp Hy MCP: 20 real tools to read, check, lint, scaffold, build and run Hy code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hurl-mcp Hurl MCP: 20 real tools to read, check, lint, scaffold, build and run Hurl code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/html-to-markdown-mcp Convert HTML to clean markdown locally. No network and no key. | npm | 1.0.42 versions | None reported |
| io.github.mrfentmen/html-meta-mcp Fetch title, description, and open graph tags from a web page. No key required. | npm | 1.0.22 versions | None reported |
| io.github.mrfentmen/hpo-mcp Search HPO phenotype terms, read definitions and explore the phenotype hierarchy - keyless. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/hoon-mcp hoon MCP: 20 real tools to read, check, lint, scaffold, build and run hoon code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hlsl-mcp HLSL MCP: 20 real tools to read, check, lint, scaffold, build and run HLSL code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/holyc-mcp HolyC MCP: 20 real tools to read, check, lint, scaffold, build and run HolyC code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hiveql-mcp HiveQL MCP: 20 real tools to read, check, lint, scaffold, build and run HiveQL code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hip-mcp HIP MCP: 20 real tools to read, check, lint, scaffold, build and run HIP code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/himalayas-mcp Himalayas: remote job postings with company, allowed locations, salary and apply link - keyless. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hiddenpalace-mcp MCP server for hiddenpalace.org, unreleased game prototypes and beta content. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/hex-pm-mcp Hex: Erlang and Elixir package details, versions and download counts - keyless. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/haxe-mcp Haxe MCP: 20 real tools to read, check, lint, scaffold, build and run Haxe code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/haskell-mcp Haskell MCP: 20 real tools to read, check, lint, scaffold, build and run Haskell code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/haveibeenpwned-mcp The Have I Been Pwned breach catalogue: every known data breach, one breach in detail and the | npm | 1.0.22 versions | None reported |
| io.github.mrfentmen/hash-mcp Hash and HMAC text locally with MD5, SHA-1, SHA-256, SHA-384 and SHA-512, in hex and base64 | npm | 1.0.22 versions | None reported |
| io.github.mrfentmen/hare-mcp Hare MCP: 20 real tools to read, check, lint, scaffold, build and run Hare code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/harbour-mcp Harbour MCP: 20 real tools to read, check, lint, scaffold, build and run Harbour code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hal-mcp HAL: search the French open archive for papers, authors and years - keyless. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hacklang-mcp Hack MCP: 20 real tools to read, check, lint, scaffold, build and run Hack code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/gyp-mcp GYP MCP: 20 real tools to read, check, lint, scaffold, build and run GYP code. | npm | 1.0.01 version | None reported |
| io.github.mrfentmen/hackernews-mcp Hacker News: front page, new and best feeds, item detail, user profiles, full-text search. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/gw2-mcp MCP server for Guild Wars 2, items, trading post prices, achievements, and living world data. | npm | 1.0.12 versions | None reported |
| io.github.mrfentmen/gutenberg-mcp Project Gutenberg via Gutendex: 79,000+ public domain books with summaries and download links. | npm | 1.0.12 versions | None reported |