MCP servers

Decode JSON Web Tokens locally: header, claims, expiry timeline and warnings

Decode and verify JSON Web Tokens locally. No network and no key.

K MCP: 20 real tools to read, check, lint, scaffold, build and run K code.

Kanye West quotes from the Kanye Rest API. No key required.

KCL MCP: 20 real tools to read, check, lint, scaffold, build and run KCL code.

Search KEGG genes and compounds, read entries and list their pathways - keyless.

Query the KITH catalog: search streetwear and sneakers, newest arrivals by type.

Search anime on Kitsu. No key required.

Koka MCP: 20 real tools to read, check, lint, scaffold, build and run Koka code.

Kotlin MCP: 20 real tools to read, check, lint, scaffold, build and run Kotlin code.

Crypto prices from Kraken. No key required.

Keyless MCP server for LanguageTool: grammar, spelling and style checking in 30+ languages.

Lasso MCP: 20 real tools to read, check, lint, scaffold, build and run Lasso code.

Launch Library 2: upcoming and past rocket launches, missions, orbits, space events and agencies.

Lean 4 MCP: 20 real tools to read, check, lint, scaffold, build and run Lean 4 code.

LeetCode problem database: list problems by difficulty, search by title.

Lemmy communities and posts. No key required.

Leo MCP: 20 real tools to read, check, lint, scaffold, build and run Leo code.

Job postings from Lever. No key required.

LFE MCP: 20 real tools to read, check, lint, scaffold, build and run LFE code.

LibriVox public-domain audiobooks: title and MCP: real tools for real work.

MCP server for Lichess, chess puzzles by rating, player stats, top players.

Lichess accounts and puzzles: player ratings, recent activity, online status and the puzzle of the

Keyless MCP server for LIGO gravitational-wave catalogs: events, masses, distances.

LigoLANG MCP: 20 real tools to read, check, lint, scaffold, build and run LigoLANG code.