BigHugger

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. firekeepio.github.kapella-hub
  2. code-memoryio.github.kapillamba4 · 4 tools
  3. meta-prompt-mcpio.github.kapillamba4
  4. reviewguruio.github.kapruka
  5. openproject-mcp-serverio.github.kar-thik · 88 tools
  6. agentpayio.github.kar69-96
  7. reddit-buddy-mcpio.github.karanb192
  8. reddit-mcp-buddyio.github.karanb192 · 5 tools
  9. telitask-mcpio.github.karanivincent · 13 tools
  10. my-cool-proxyio.github.karashiiro
  11. kardashev-mcpio.github.kardashev-lab · 11 tools
  12. newrelic-mcpio.github.karldane · 54 tools
  13. mcp-eccio.github.karljsamuel
  14. trustmodel-mcpio.github.karlmehta · 18 tools
  15. laviya-agent-skillsio.github.kartegagithub
  16. energyatitio.github.kasathur
  17. kastellio.github.kastelldev
  18. katatan-TESTio.github.katatan-org
  19. segment-mcpio.github.katekruger
  20. apex-psi-mcpio.github.kawal393
  21. cybersim-proio.github.kayembahamid
  22. foehnio.github.kayhendriksen
  23. mcp-opendart-serverio.github.kcw2034-sayouzone
  24. sayou-opendart-mcpio.github.kcw2034-sayouzone
  25. maplestory-mcp-serverio.github.kcw2034 · 14 tools
  26. groupsioio.github.ke4qqq · 21 tools
  27. md-mdio.github.kedarvartak
  28. keel-tradeio.github.keel-trade
  29. asic-lookupio.github.keitaemsden-lab
  30. ollos-mcpio.github.kelvinbiffi
  31. fonparam-mcpio.github.kemalersin
  32. ingestion-mcpio.github.kenda-co
  33. keyframeio.github.kendall8388
  34. design-token-bridge-mcpio.github.kenneives
  35. mushi-mushiio.github.kensaurus
  36. mcp-server-zuunaio.github.kenzotp
  37. agent-commio.github.keshrath
  38. agent-discoverio.github.keshrath
  39. agent-knowledgeio.github.keshrath
  40. agent-tasksio.github.keshrath
  41. attio-mcp-serverio.github.kesslerio
  42. x402-micro-tollgateio.github.kevin2003050666-coder
  43. sampuliio.github.kevinbett
  44. board-and-stable-mcpio.github.kevindarstNBB · 5 tools
  45. cerebras-code-mcpio.github.kevint-cerebras
  46. muse-imageio.github.kevintsai1202
  47. akbridgeio.github.kevynf
  48. mockups-galleryio.github.kgNatx · 6 tools
  49. telegram-channel-scraper-mcpio.github.khadinakbaronline
  50. a2abenchio.github.khalidsaidi
  51. sykeio.github.khalomsky
  52. orchestroio.github.khaoss85
  53. spotify-bulk-actions-mcpio.github.khglynn
  54. mcp-gee-sweetio.github.khuisman
  55. che-apple-mail-mcpio.github.kiki830621
  56. che-ical-mcpio.github.kiki830621
  57. che-word-mcpio.github.kiki830621
  58. drain-mcpio.github.kimbo128
  59. devpickio.github.kimbobmarley03
  60. thaskio.github.kimgh06
  61. viznoirio.github.kimimgo
  62. jp-data-mcpio.github.kimotostudio · 8 tools
  63. circle-agent-stack-mcpio.github.kinance · 6 tools
  64. agent-core-mcpio.github.kinbinghua-lgtm
  65. cost-of-workio.github.kindrat86
  66. vc-deal-flow-signalio.github.kindrat86 · 13 tools
  67. reddit-research-mcpio.github.king-of-the-grackles
  68. yiditu-mcpio.github.kingbbs
  69. kingsplaybook-mcpio.github.kingplaybookHQadmin1 · 5 tools
  70. venue-authorityio.github.kingymon1
  71. a11y-toolkitio.github.kinti
  72. memexio.github.kioie
  73. tiny-go-mcpio.github.kioie
  74. agent-memory-mcpio.github.kira-autonoma · 4 tools
  75. context-proxyio.github.kira-autonoma
  76. devtoolsio.github.kira-autonoma
  77. sentinel-dvio.github.kiranreddi · 28 tools
  78. mcp-youtubeio.github.kirbah · 9 tools
  79. handoff-mcpio.github.kirill-sviridov
  80. rbinmcpio.github.kirkderp
  81. five-mcpio.github.kiro0x
  82. shapewords-mcpio.github.kirrrr-2423 · 3 tools
  83. jp-payroll-mcpio.github.kishida-devil
  84. pyxel-mcpio.github.kitao · 8 tools
  85. aiterm-mcpio.github.kitepon-rgb · 22 tools
  86. aiterm-mcpio.github.kitepon · 22 tools
  87. mcpio.github.kitewright
  88. hyperliquid-mcpio.github.kitsune-de · 8 tools
  89. yaverio.github.kivanccakmak
  90. gmc-mcpio.github.kiwoongeom
  91. silica-coreio.github.kiycoh · 5 tools
  92. netintel-mcpio.github.kjgueye
  93. bgg-mcpio.github.kkjdaniel · 10 tools
  94. mcp-ldbdio.github.kkjh0723 · 10 tools
  95. fast-mcp-sshio.github.klNuno · 25 tools
  96. coverctlio.github.klarlabs-studio · 9 tools
  97. scoutio.github.klarlabs-studio
  98. gitwarrenio.github.klarluft
  99. legal-text-mcp-deio.github.klein-business
  100. 3d-visualizerio.github.kleinicke
  101. mcp-klever-vmio.github.klever-io · 7 tools
  102. mcp-serverio.github.klevercv
  103. vibelens-mcpio.github.klewicki7
  104. hoi4-agent-toolsio.github.klimPaskov · 23 tools
  105. mcp-pdfio.github.kmalakoff · 5 tools
  106. agent-toolio.github.knewstimek
  107. gia-mcp-serverio.github.knowledgepa3 · 57 tools
  108. cabin-flightsio.github.kobuta23
  109. moldsim-mcpio.github.kobzevvv · 6 tools
  110. brewpage-mcpio.github.kochetkov-ma
  111. tctc-mcpio.github.kofujimura · 7 tools
  112. esa-mcp-serverio.github.koki-develop · 10 tools
  113. ragalgoio.github.kokogo100 · 7 tools
  114. figma-mcp-bridgeio.github.kolganovr · 20 tools
  115. komentio.github.koment-dev
  116. mcp-serverio.github.kontent-ai · 43 tools
  117. kontragentpro-mcpio.github.kontragentpro · 5 tools
  118. prerenderbuddy-mcpio.github.kopachlager · 3 tools
  119. ibanchecker-mcpio.github.koraykoylu
  120. porkbun-mcpio.github.korobkov-v
  121. talkthrough-mcpio.github.korovin-aa97
  122. tidex6-mcp-localio.github.koshak01
  123. artillery-mcpio.github.kosiakMD
  124. bridgeguard-mcpio.github.kota1026
  125. cryptodata-mcpio.github.kota1026
  126. defiguard-mcpio.github.kota1026
  127. quantumguard-mcpio.github.kota1026
  128. smartguard-mcpio.github.kota1026
  129. vaultguard-mcpio.github.kota1026
  130. zeus-dev-helperio.github.koten-ai
  131. vueuse-mcpio.github.kovoor · 4 tools
  132. contactapiio.github.kozmos-tech
  133. inhaltio.github.kozmos-tech
  134. yourtrafficio.github.kozmos-tech
  135. xdebugio.github.kpanuragh
  136. uniteddepinio.github.krampslaag
  137. kreuzcrawlio.github.kreuzberg-dev
  138. krimtoio.github.krimto-labs
  139. aivisio.github.krisdiallo
  140. indian-food-nutrition-mcpio.github.krishnabhat · 7 tools
  141. mychartio.github.kriskraw80 · 8 tools
  142. painintheagent-mcpio.github.krllagent · 3 tools
  143. fantasy-football-managerio.github.krmisystems
  144. ecoscopeio.github.krnzt
  145. wilddatumio.github.krnzt
  146. mini-data-engineio.github.kroq86
  147. vector-db-mcpio.github.kroq86
  148. tokencastio.github.krulewis · 5 tools
  149. health-analyzer-mcpio.github.krumjahn
  150. infytoolio.github.krupalghori44-dev
  151. fetchmuxio.github.krutftw
  152. cleo-mcp-serverio.github.kryptobaseddev
  153. agenticpayio.github.krystiangw
  154. meet-live-assistio.github.krystiangw
  155. zenio.github.krystiangw · 14 tools
  156. agentpedia-mcp-serverio.github.ksaslam311 · 16 tools
  157. awtio.github.ksgisang
  158. hermes-atlas-mcpio.github.ksimback · 5 tools
  159. echocacheio.github.kskurtveit · 6 tools
  160. x402-mcp-serverio.github.kten-agent
  161. phone-lookupio.github.ktozvonil · 2 tools
  162. mcp-sap-guiio.github.kts982 · 8 tools
  163. kubeleashio.github.kubeleash
  164. kubentlyio.github.kubently
  165. mcpio.github.kubeshark
  166. testkube-mcpio.github.kubeshop
  167. zotero-mcpio.github.kujenga
  168. weatherio.github.kulybaba
  169. weather-mcpio.github.kulybaba
  170. probeops-mcp-serverio.github.kumarprobeops
  171. signforgeio.github.kumarprobeops · 15 tools
  172. mcp-aftereffectsio.github.kumoproductions
  173. mcp-cinema4dio.github.kumoproductions
  174. claudexio.github.kunwar-shah
  175. memory-ftsio.github.kurovu146 · 5 tools
  176. weather-mcp-serverio.github.kushknows
  177. myfatoorah-mcpio.github.kuwaitdevs · 7 tools
  178. regulaio.github.kuzivaai
  179. cmp-inspectorio.github.kvdm-co-pilot
  180. kylas-crmio.github.kylastech
  181. true-memory-fragmentsio.github.kyle641320
  182. xrplriskscore-mcpio.github.kynto2001-ctrl
  183. lensprio.github.kyrylopr
  184. shell-useio.github.kyuheon-kr
  185. semver-checksio.github.kyungseopk1m · 2 tools
  186. agenceio.github.l-agence
  187. blackproofio.github.l0gfr
  188. ai-l10n-mcpio.github.l10n-dev
  189. sageio.github.l33tdawg
  190. banyan-memoryio.github.labacacia
  191. aiops-field-notes-mcpio.github.labaccessnow · 7 tools
  192. netip-mcpio.github.labaccessnow · 11 tools
  193. netops-field-notes-mcpio.github.labaccessnow · 12 tools
  194. secops-field-notes-mcpio.github.labaccessnow · 10 tools
  195. brainfaq-mcpio.github.labarilem · 6 tools
  196. labelgrid-mcpio.github.labelgrid
  197. agentcentsio.github.labham-llc
  198. fetchmcpio.github.labtools-studio · 2 tools
  199. datamuse-mcpio.github.lacausecrypto · 10 tools
  200. mcp-belgiumio.github.lacausecrypto

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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.