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MCP servers over stdio

An MCP server is something you connect an agent to. The registry will tell you a server's name, its version and how to reach it — but not what it can do, which is the only thing you actually want to know. We read that off the repository.

31,279 servers, 76,670 tool names across 6,537 of them, last read 11 September 2026.

A server's tools are not in the registry. We read them from the repository README, which means a list here is what the README documented and an absence is usually silence rather than a server with nothing to offer: 20.9% of servers have a list, and filtering on tools narrows to those. Where a list exists, the page for the server says which part of the README it came from.

  1. mcp-nbbio.github.lacausecrypto · 18 tools
  2. mcp-new-caledoniaio.github.lacausecrypto
  3. poetrydbio.github.lacausecrypto · 12 tools
  4. sophonio.github.lacausecrypto
  5. sports-hubio.github.lacausecrypto
  6. sysknifeio.github.lacs-project
  7. quickbooks-mcpio.github.laf-rge · 36 tools
  8. cascade-imgio.github.laffeyp
  9. distill-mcpio.github.lakshgk
  10. local-mcpio.github.lanchuske
  11. langcare-mcp-fhirio.github.langcare
  12. facebook-pages-mcpio.github.lanternrow · 9 tools
  13. namecheap-api-mcpio.github.lanternrow · 16 tools
  14. tiktok-organic-mcpio.github.lanternrow · 5 tools
  15. youtube-organic-mcpio.github.lanternrow · 6 tools
  16. xcodemcpio.github.lapfelix · 22 tools
  17. deadzoneio.github.laradji
  18. mathematica-mcpio.github.lars20070
  19. unlinkedio.github.larsbaunwall · 5 tools
  20. lastestio.github.las-team
  21. memharnessio.github.las7
  22. bot-factoryio.github.laser54
  23. reddit-growth-mcpio.github.latent-9 · 13 tools
  24. tvsub-mcpio.github.launzi · 12 tools
  25. automatedrcm-billing-mcpio.github.laureennicholson635 · 8 tools
  26. outflow-mcpio.github.laurells · 9 tools
  27. logicapps-mcpio.github.laveeshb
  28. bitbucket-mcpio.github.lawp09 · 96 tools
  29. eodly-mcpio.github.layergen · 4 tools
  30. mcpio.github.layers
  31. qurl-mcpio.github.layervai
  32. hetznerio.github.lazyants
  33. lexwareio.github.lazyants · 1 tools
  34. transkribusio.github.lazyants
  35. mcpwatchio.github.lazymac2x · 4 tools
  36. billing-doctorio.github.lazytitan30
  37. whitemagic-mcpio.github.lbailey94
  38. heimdallio.github.lchampz · 14 tools
  39. time-mcp-serverio.github.lchinglen · 2 tools
  40. KIPio.github.ldclabs
  41. livewire-flux-mcpio.github.leMaur
  42. leadbay-mcpio.github.leadbay · 57 tools
  43. leadpipeio.github.leadpipe-com
  44. leakferretio.github.leakferrethq
  45. premiere-proio.github.leancoderkavy
  46. lithtrixio.github.learningloons-hash
  47. nextjs-cache-handler-mcpio.github.leejpsd
  48. personaeio.github.leek-emperor · 13 tools
  49. repovineio.github.legann · 19 tools
  50. mediamcpio.github.legolev
  51. lema-mcpio.github.lemahq · 11 tools
  52. mcpio.github.lemmaoracle
  53. genexusio.github.lennix1337
  54. agent-search-mcpio.github.lennney · 13 tools
  55. mcp-slim-guardio.github.lennney
  56. visus-mcpio.github.leochong
  57. rihlaio.github.leojg
  58. luca-mcpio.github.leonardomso
  59. mcp-google-analyticsio.github.leonardosepulvedat · 26 tools
  60. mcp-n8nio.github.leonardosepulvedat · 32 tools
  61. fast-mcp-telegramio.github.leshchenko1979 · 8 tools
  62. handinloop-mcp-serverio.github.lesofi
  63. canicodeio.github.let-sunny
  64. orchard-data-mcpio.github.letom1176-spec · 16 tools
  65. mcp-graphql-enhancedio.github.letoribo · 2 tools
  66. loreweaveio.github.lets-order-some-fries
  67. ai-opsio.github.levelsofself · 8 tools
  68. nervous-systemio.github.levelsofself
  69. self-awareness-gameio.github.levelsofself · 4 tools
  70. hex-graph-mcpio.github.levnikolaevich
  71. hex-line-mcpio.github.levnikolaevich
  72. hex-research-mcpio.github.levnikolaevich
  73. hex-ssh-mcpio.github.levnikolaevich
  74. safe-mindio.github.lewo-media
  75. settlegrid-discoveryio.github.lexwhiting
  76. contai-mcp-serverio.github.lfhillesheim
  77. cloudpulseio.github.lhf552004 · 4 tools
  78. korea-dataio.github.lichtsalz
  79. nomue-mcpio.github.licklider-ai · 1 tools
  80. nomue-verifier-mcpio.github.licklider-ai · 1 tools
  81. tokenmonkeyio.github.lifestylearb
  82. lightbill-mcp-serverio.github.lightnet19
  83. pddikti-mcp-serverio.github.lightnet19
  84. sinta-mcp-serverio.github.lightnet19
  85. stb-mcp-serverio.github.lightnet19
  86. lightning-wallet-mcpio.github.lightningfaucet · 35 tools
  87. mcp-serverio.github.lightningfaucet · 35 tools
  88. lightnow-proxyio.github.lightnow-ai
  89. gnomon-mcpio.github.lihtness · 8 tools
  90. fittokio.github.likhithreddy
  91. cal-scheduler-mcpio.github.limey
  92. agent-guard-mcpio.github.liminalpepe
  93. x402-codesearch-mcpio.github.liminalpepe
  94. x402-dataviz-mcpio.github.liminalpepe
  95. x402-repohealth-mcpio.github.liminalpepe
  96. llng-mcpio.github.linagora
  97. mcp-serverio.github.lindoai · 10 tools
  98. lineai-mcp-serverio.github.lineai-intelligence · 7 tools
  99. genai-captureio.github.linhnnmt
  100. linkedmashio.github.linkedmash
  101. gha-doctorio.github.linnea-bakshi
  102. linq2db.cliio.github.linq2db
  103. deepthonkio.github.linxule · 17 tools
  104. lotus-wisdomio.github.linxule · 11 tools
  105. mcp-music-studioio.github.linxule · 7 tools
  106. mineruio.github.linxule · 6 tools
  107. vox-mcpio.github.linxule
  108. liquefy-uiio.github.liquefy-ui
  109. changelog-mcp-serverio.github.liquibase
  110. firstdollario.github.lisamaraventano-spine
  111. listingbureau-mcpio.github.listingbureau · 21 tools
  112. author-mcp-serverio.github.litheonhq
  113. lithtrixio.github.lithtrix
  114. trustbenchio.github.lithvall
  115. free-proxy-mcpio.github.litportnet
  116. outlook-assistantio.github.littlebearapps
  117. outlook-mcpio.github.littlebearapps
  118. ownlyio.github.liuh886
  119. inbox-checkio.github.live-direct-marketing
  120. fiberio.github.liveplex-cpu
  121. livetennisapi-mcpio.github.livetennisapi · 24 tools
  122. livevariantio.github.livevariant
  123. one-person-company-osio.github.living-hi
  124. skia-studioio.github.lixiaolin94
  125. veragentio.github.lixiaowww
  126. skillmemio.github.liza-studio
  127. chinese-history-mcpio.github.lizhuojunx86
  128. au-bizintel-mcpio.github.ljdigital · 6 tools
  129. albyhub-admin-mcpio.github.llmops-pro
  130. l402-search-mcpio.github.llmops-pro · 2 tools
  131. marketplace-mcpio.github.llmops-pro
  132. nostr-ops-mcpio.github.llmops-pro
  133. nwc-mcpio.github.llmops-pro
  134. paywall-mcpio.github.llmops-pro
  135. paperbananaio.github.llmsresearch
  136. aishieldio.github.lm203688
  137. agentstorefrontio.github.lmaniraruta · 4 tools
  138. license-verify-mcpio.github.lmaniraruta · 2 tools
  139. sieve-mcpio.github.lmwharton · 4 tools
  140. localgym-mcp-serverio.github.lo-nau · 4 tools
  141. loaditoutio.github.loaditoutadmin · 19 tools
  142. mcp-serverio.github.localgov-jp · 8 tools
  143. localstack-mcp-serverio.github.localstack · 14 tools
  144. lockstepio.github.lockstep-team-agent
  145. log10x-mcpio.github.log-10x
  146. agent-guardrailsio.github.logi-cmd
  147. logisheets-mcpio.github.logisky · 26 tools
  148. logly-mcpio.github.logly-uk · 8 tools
  149. procheironio.github.logotheusneuro-cpu
  150. qoramiio.github.loicfontaine-max
  151. lolik-mcpio.github.lolikai
  152. baronio.github.loncadev
  153. retractguardio.github.lonexreb
  154. openinvestio.github.longsizhuo
  155. longwireio.github.longwiremedia
  156. loomleio.github.loomle
  157. understand-quicklyio.github.looptech-ai
  158. aiim-mcpio.github.lordbasilaiassistant-sudo
  159. base-flash-arb-mcpio.github.lordbasilaiassistant-sudo · 7 tools
  160. base-gasless-deploy-mcpio.github.lordbasilaiassistant-sudo · 7 tools
  161. base-multi-wallet-mcpio.github.lordbasilaiassistant-sudo
  162. base-price-oracle-mcpio.github.lordbasilaiassistant-sudo
  163. base-security-scanner-mcpio.github.lordbasilaiassistant-sudo
  164. base-token-sniperio.github.lordbasilaiassistant-sudo · 5 tools
  165. base-wallet-toolkitio.github.lordbasilaiassistant-sudo · 7 tools
  166. broke2built-skills-mcpio.github.lordbasilaiassistant-sudo
  167. contract-scannerio.github.lordbasilaiassistant-sudo
  168. defi-orchestratorio.github.lordbasilaiassistant-sudo
  169. gas-paymasterio.github.lordbasilaiassistant-sudo
  170. multi-walletio.github.lordbasilaiassistant-sudo
  171. obsd-launchpadio.github.lordbasilaiassistant-sudo
  172. stripe-analyticsio.github.lordbasilaiassistant-sudo
  173. thryx-mcp-serverio.github.lordbasilaiassistant-sudo
  174. thryx-portfolioio.github.lordbasilaiassistant-sudo
  175. poldexio.github.lordolami
  176. lynxio.github.lorenzo-cambiaghi
  177. droste-memoryio.github.lorismascio17
  178. shearlineio.github.lostnumber07
  179. melchizedekio.github.louis49 · 15 tools
  180. proctorio.github.louissarvin
  181. lovec-mcpio.github.lovec-tech
  182. korail-mcpio.github.lovelyquality
  183. weatherio.github.lovepivix
  184. mcp-freestyleio.github.lozit · 2 tools
  185. mcp-standardnotesio.github.lozit
  186. saturnzapio.github.lqwdtech
  187. mcp-sidecario.github.lsequeiraa · 9 tools
  188. x402-datasets-mcpio.github.lspain1994
  189. dowseio.github.ltspace
  190. mcp-python-exec-sandboxio.github.lu-zhengda · 1 tools
  191. virtual-fsio.github.lu-zhengda · 11 tools
  192. alternativespe-mcpio.github.luarss
  193. openroad-mcpio.github.luarss · 10 tools
  194. fidacy-mcpio.github.lucaslubi · 6 tools
  195. mismemio.github.lucasmella-stack
  196. querido-diario-mcp-serverio.github.lucaspmgomess
  197. sketchdexio.github.lucasr1b
  198. colpero-mcpio.github.lucatrevisanii
  199. heu-mcpio.github.lucavisconti211-debug
  200. mcp-dados-brio.github.lucianoon

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Live servers only. The whole corpus is one call away through the search API — including tools=, which is how you ask for a server by what it does rather than by what it is called.