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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. websupport-mcpio.github.tydung26
  2. type-atlasio.github.tyler-mitchell
  3. obsidian-mcp-serverio.github.tylern91 · 24 tools
  4. typesensekitio.github.typesensekit
  5. finddocio.github.typestoofast
  6. crewone-mcp-serverio.github.tzipway-dotcom
  7. nanobanana-imagen-mcpio.github.u2n4 · 13 tools
  8. veo-mcp-serverio.github.u2n4 · 13 tools
  9. video-url-analyzer-mcpio.github.u2n4
  10. ua-mcpio.github.uamcp
  11. agents-u-cashio.github.uantum
  12. mcp-ucashpayio.github.uantum
  13. testrail-mcp-serverio.github.uarlouski
  14. fonzipio.github.ubaranzorlu
  15. mkdocs-mcpio.github.ubaumann
  16. mobility-quoteio.github.ubunyod574-max
  17. aipatterns-mcp-serverio.github.uchit
  18. mcp-regulated-ai-complianceio.github.uchit
  19. ucmio.github.ucmai
  20. dashclawio.github.ucsandman
  21. cursor-chat-bridgeio.github.udah1
  22. hilan-mcpio.github.udah1 · 13 tools
  23. gemini-image-studioio.github.udhaykumarbala · 5 tools
  24. review-assist-mcpio.github.uditk2
  25. aicost-cliio.github.ufhouck
  26. chirak-mcpio.github.ufhouck
  27. agz-rust-coderio.github.ugur-murat-alt · 12 tools
  28. agz-rust-mcpio.github.ugur-murat-alt
  29. dbridge-mcpio.github.ugurcl · 11 tools
  30. uindowio.github.uindow
  31. clipgrabio.github.ulebule
  32. Umbraco-CMS-MCP-Devio.github.umbraco
  33. mindpmio.github.umitkavala · 22 tools
  34. hostawayio.github.uncfreak1255-code
  35. xbbg-mcpio.github.underloam
  36. kmpio.github.underpass-ai
  37. revenueosio.github.unempyd
  38. unerrio.github.unerr-ai
  39. dep-scoutio.github.unievolver · 3 tools
  40. reclaim-mcp-serverio.github.universalamateur
  41. mcp-kicadio.github.unmateria
  42. msaccess-databaseio.github.unmateria
  43. thingio.github.unravel-team
  44. mail-indexio.github.unsoldgroup
  45. dpxio.github.untitledfinancial
  46. agentpayio.github.up2itnow0822
  47. clawpayio.github.up2itnow0822
  48. clawpay-mcpio.github.up2itnow0822
  49. context7io.github.upstash · 2 tools
  50. mcp-serverio.github.upstash
  51. redis-mcpio.github.upstash · 2 tools
  52. agentraceio.github.ura-tools
  53. changelogaiio.github.ura-tools · 2 tools
  54. bharatlas-mcpio.github.urbanmorph
  55. airflowio.github.us-all · 9 tools
  56. androidio.github.us-all
  57. datadogio.github.us-all · 3 tools
  58. dbtio.github.us-all
  59. google-driveio.github.us-all
  60. mlflowio.github.us-all
  61. openmetadataio.github.us-all
  62. unifiio.github.us-all
  63. crwio.github.us
  64. kaneoio.github.usekaneo
  65. kavalio.github.usekaval · 9 tools
  66. otterkitio.github.useotterkit
  67. rpg-encoderio.github.userFRM
  68. cron402-mcpio.github.userdefault13
  69. reel25-mcpio.github.usnmax88
  70. visualspecio.github.utkarshx27
  71. mcpio.github.uuaid
  72. agents-u-cashio.github.uxdevo
  73. uxlintio.github.uxlint-net
  74. uxloomio.github.uxloom-dev
  75. recolx-mcpio.github.uzqw
  76. vaaraio.github.vaaraio
  77. vaara-serverio.github.vaaraio
  78. railhookio.github.vadymkykalo
  79. vaemailio.github.vaemail · 13 tools
  80. release-notes-mcpio.github.vaggeliskls
  81. testaio.github.valewnrt
  82. dice-rollerio.github.vandewilly
  83. vanoe-intelligence-mcpio.github.vanoe-ai
  84. vantio-gateio.github.vantioai
  85. vantio-opticsio.github.vantioai
  86. mcp-bastionio.github.vaquarkhan · 1 tools
  87. codex-agy-bridgeio.github.varadfromeast · 8 tools
  88. huly-mcpio.github.varaprasadreddy9676
  89. remote-bridgeio.github.varaprasadreddy9676
  90. monarch-moneyio.github.vargahis · 44 tools
  91. variflight-mcpio.github.variflight
  92. fxabsoluteio.github.varsansri · 10 tools
  93. mif-toolsio.github.varun29ankuS
  94. shodh-memoryio.github.varun29ankuS
  95. superlocalmemoryio.github.varun369
  96. agenda-intelligence-mdio.github.vassiliylakhonin
  97. vizier-guardio.github.vassiliylakhonin
  98. vatnode-mcpio.github.vatnode · 5 tools
  99. capx-cafeio.github.vb-tyagi
  100. neuraldraft-mcpio.github.vbalagovic
  101. total-agent-memoryio.github.vbcherepanov
  102. dokploy-mcpio.github.vcode-sh
  103. financekit-mcpio.github.vdalhambra
  104. siteaudit-mcpio.github.vdalhambra
  105. addressio.github.vdappdev2
  106. chainio.github.vdappdev2
  107. dataio.github.vdappdev2
  108. definecurrencyio.github.vdappdev2
  109. identityio.github.vdappdev2
  110. marketplaceio.github.vdappdev2
  111. sendio.github.vdappdev2
  112. vtimestampio.github.vdappdev2 · 3 tools
  113. vtimestamp-writeio.github.vdappdev2 · 1 tools
  114. registrum-mcpio.github.vdmeu · 9 tools
  115. mcp-serverio.github.vectros-ai
  116. cvinbioio.github.vedangvatsa123
  117. agent-onlyio.github.vegelate
  118. publishreadyio.github.veldica
  119. pdf-card-mcpio.github.velyan · 13 tools
  120. openroute-mcpio.github.vemonet
  121. nslookupio.github.venomseven · 23 tools
  122. discord-rpc-mcpio.github.ver-1000000
  123. veraciumio.github.veracium-ai
  124. tradernet-mcpio.github.verbart · 12 tools
  125. tradernet-mcp-serverio.github.verbart · 12 tools
  126. verbative-memoryio.github.verbative
  127. next-devtools-mcpio.github.vercel · 4 tools
  128. verdoc-mcpio.github.verdochello
  129. mcp-serverio.github.verifyax · 12 tools
  130. veriswarm-mcpio.github.veriswarm
  131. llm-cli-gatewayio.github.verivus-oss · 5 tools
  132. sqryio.github.verivus-oss
  133. sqryio.github.verivusOSS-releases
  134. webdav-mcpio.github.vernonstinebaker · 7 tools
  135. inkwell-memoryio.github.veronchenko · 8 tools
  136. aegisio.github.verrysimatupang99
  137. mcp-automemio.github.verygoodplugins
  138. mcp-eddio.github.verygoodplugins · 13 tools
  139. mcp-evernoteio.github.verygoodplugins
  140. mcp-freescoutio.github.verygoodplugins · 8 tools
  141. mcp-local-wpio.github.verygoodplugins · 2 tools
  142. mcp-pirschio.github.verygoodplugins · 4 tools
  143. robinhood-mcpio.github.verygoodplugins · 15 tools
  144. streamdeck-mcpio.github.verygoodplugins · 10 tools
  145. vesselapi-mcpio.github.vessel-api · 19 tools
  146. book-metadata-mcpio.github.vetnet183
  147. agent-release-auditorio.github.veyndrasystems
  148. mcp-backlogio.github.vfa-khuongdv
  149. redmineio.github.vfa-khuongdv
  150. dot-aiio.github.vfarcic
  151. studio-signalio.github.vfxprojoe
  152. apple-books-mcpio.github.vgnshiyer
  153. mcpio.github.vibeads · 12 tools
  154. vibefixio.github.vibefix-tech
  155. policycheckio.github.vibegpt
  156. vibeviewio.github.vibeview
  157. spillio.github.vicc
  158. vicsee-mcp-serverio.github.vicseeai
  159. flyan-mcpio.github.victorlane · 4 tools
  160. flywizz-mcpio.github.victorlane · 5 tools
  161. collabsmapio.github.videreo
  162. dwin-research-adoptionio.github.vidvinianinov
  163. verisio.github.vighriday
  164. demo-mcp-serverio.github.vigneshRN52
  165. aletheia-mcpio.github.vikasny30 · 6 tools
  166. swissio.github.vikramgorla · 76 tools
  167. openfigiio.github.viktorlarsson
  168. zephyr-scale-mcpio.github.vilaabo · 54 tools
  169. colorblindio.github.vince-gonzalez
  170. cvdsafeio.github.vince-gonzalez
  171. gonzalgoio.github.vince-gonzalez
  172. saydoio.github.vince-gonzalez
  173. devloopio.github.vincentvella
  174. mt5-trading-mcpio.github.vincentwongso
  175. semamergeio.github.vineethwilson15 · 4 tools
  176. rulemorph-mcpio.github.vinhphatfsg
  177. transform-rules-mcpio.github.vinhphatfsg
  178. bolsai-mcpio.github.viniciuslazzari · 10 tools
  179. batonio.github.vinsenzo83 · 17 tools
  180. apiverket-mcpio.github.vinvuk
  181. popcorn-mcpio.github.violetclaire
  182. mst-mcpio.github.vipulsutar11
  183. mcp-serverio.github.viralnote · 15 tools
  184. furlow-mcpio.github.virgilvox
  185. vue-harvestio.github.virgilvox · 12 tools
  186. smsio.github.virtualsms-io · 43 tools
  187. mcp-atlassian-extendedio.github.vish288
  188. mcp-codaio.github.vish288
  189. mcp-gitlabio.github.vish288
  190. media-context-mcpio.github.vishalguptax · 2 tools
  191. pdf-triage-mcpio.github.vishalmeena2211 · 4 tools
  192. canvas-mcpio.github.vishalsachdev
  193. subconscious-mcpio.github.vishaltorc
  194. openreflexio.github.vishnu-77
  195. dealhub-adminio.github.vishvick
  196. visus-mcpio.github.visus-mcp
  197. cookidoo-mcpio.github.vitaliemiron
  198. agenttrustio.github.vitaliiserbynassisterr
  199. ukr-vitalinguist-mcpio.github.vitalinguist
  200. thunderbird-cliio.github.vitalio-sh

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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.