Which MCP servers actually work?

We track 59133 servers from the official MCP Registry. 40018 are hosted (remote); we have health-checked 39686 so far. 343 use templated URLs that need user-specific values and can't be checked. Of those checked, 23738 passed a full MCP handshake, 11763 are up but need credentials, and 4185 failed or were unreachable (last check 2026-11-08T11:10:28.646Z UTC). How we check.

ServerUsers (30 d)HandshakeAuthToolsLatencyLast checked (UTC)Category
Meters to feet
io.github.sadri-dridi/m-to-ft
0HealthyNone3161 ms2026-11-06T18:00:54.864Zagents-and-memory
Mach-O magic band, bytes discarded
io.github.sadri-dridi/macho-ok
0HealthyNone3151 ms2026-11-06T18:00:54.864Zagents-and-memory
MAC address charset, value discarded
io.github.sadri-dridi/mac-ok
0HealthyNone3155 ms2026-11-06T18:00:54.811Zagents-and-memory
MacRoman high-byte band, input discarded
io.github.sadri-dridi/macroman-ok
0HealthyNone3142 ms2026-11-06T18:00:54.811Zagents-and-memory
Canton Wiki Projects
io.github.zeit-dev/canton-projects
0HealthyNone3178 ms2026-11-06T18:00:54.732Zdocs-and-knowledge
Tempo Atlas Projects
io.github.zeit-dev/tempoatlas-projects
0HealthyNone3189 ms2026-11-06T18:00:54.722Zdocs-and-knowledge
lockfile entry-band, body discarded
io.github.sadri-dridi/lockfile-ok
0HealthyNone31150 ms2026-11-06T18:00:54.626Zagents-and-memory
lowercase charset, value discarded
io.github.sadri-dridi/lower-ok
0HealthyNone31154 ms2026-11-06T18:00:54.626Zagents-and-memory
Mach number to m/s at STP, number discarded
io.github.sadri-dridi/mach-ms
0HealthyNone31154 ms2026-11-06T18:00:54.626Zagents-and-memory
Mac Central Europe high-bit band, bytes discarded
io.github.sadri-dridi/macce-ok
0HealthyNone31191 ms2026-11-06T18:00:54.614Zagents-and-memory
Lux to foot-candles
io.github.sadri-dridi/lux-to-fc
0HealthyNone31196 ms2026-11-06T18:00:54.598Zagents-and-memory
magnet: xt shape, value discarded
io.github.sadri-dridi/magnet-ok
0HealthyNone31173 ms2026-11-06T18:00:54.581Zagents-and-memory
TikTikLuck
io.github.HillTan/tiktikluck
0HealthyNone37421 ms2026-11-06T18:00:54.536Zagents-and-memory
Location absolute-URL shape, value discarded
io.github.sadri-dridi/loc-ok
0HealthyNone31155 ms2026-11-06T18:00:54.536Zagents-and-memory
Liters/min to liters/s, number discarded
io.github.sadri-dridi/lpm-lps
0HealthyNone31155 ms2026-11-06T18:00:54.536Zagents-and-memory
WerkCV – Dutch CV check
nl.werkcv/cv-check
0HealthyNone3227 ms2026-11-06T18:00:54.536Zproductivity
LM hash 16-hex shape, value discarded
io.github.sadri-dridi/lm-hash
0HealthyNone31207 ms2026-11-06T18:00:54.520Zagents-and-memory
Lux to phot, number discarded
io.github.sadri-dridi/lux-ph
0HealthyNone31134 ms2026-11-06T18:00:54.448Zagents-and-memory
llms.txt Readiness
io.github.sadri-dridi/llms-txt-readiness
0HealthyNone3159 ms2026-11-06T18:00:54.324Zagents-and-memory
Line count, text discarded
io.github.sadri-dridi/line-count
0HealthyNone3163 ms2026-11-06T18:00:54.260Zagents-and-memory
Mon Batch Cooking
fr.monbatchcooking/recettes
0HealthyNone496 ms2026-11-06T18:00:54.080Zother
HTML link rel count, markup discarded
io.github.sadri-dridi/link-rel-count
0HealthyNone3156 ms2026-11-06T18:00:53.997Zagents-and-memory
Luhn checksum, number discarded
io.github.sadri-dridi/luhn-ok
0HealthyNone3148 ms2026-11-06T18:00:53.974Zagents-and-memory
Liters to US gallons, number discarded
io.github.sadri-dridi/litre-gal
0HealthyNone3169 ms2026-11-06T18:00:53.950Zagents-and-memory
Lockfile family hint, body discarded
io.github.sadri-dridi/lockfile-kind
0HealthyNone3169 ms2026-11-06T18:00:53.950Zagents-and-memory
Tyndall AI
com.tyndallai.www/creative
0HealthyNone38041 ms2026-11-06T18:00:53.888Zai-and-media
Whether current UTC year has Feb 29
io.github.sadri-dridi/leap-day
0HealthyNone3148 ms2026-11-06T18:00:53.862Zagents-and-memory
Link header relation count, value discarded
io.github.sadri-dridi/link-ok
0HealthyNone3155 ms2026-11-06T18:00:53.854Zagents-and-memory
Survey links to meters, number discarded
io.github.sadri-dridi/link-m
0HealthyNone3135 ms2026-11-06T18:00:53.835Zagents-and-memory
Online Web Directory
net.onlinewebdirectory/registry
0HealthyNone24150 ms2026-11-06T18:00:53.814Zagents-and-memory
LivePublicator
com.livepublicator/livepublicator
0HealthyNone97930 ms2026-11-06T18:00:53.801Zai-and-media
HoodL2 Projects
io.github.zeit-dev/hoodl2-projects
0HealthyNone33307 ms2026-11-06T18:00:53.801Zdocs-and-knowledge
Gregorian leap-year band
io.github.sadri-dridi/leap-ok
0HealthyNone313561 ms2026-11-06T18:00:53.722Zagents-and-memory
Linear ID Shape
io.github.sadri-dridi/linear-id-shape
0HealthyNone31769 ms2026-11-06T18:00:53.722Zproductivity
List API For Agents
io.github.sadri-dridi/list-api-for-agents
0HealthyNone313837 ms2026-11-06T18:00:53.715Zagents-and-memory
DesarrolloMCP
com.desarrollomcp/desarrollomcp
0HealthyNone97999 ms2026-11-06T18:00:53.695Zproductivity
Whether the current UTC year is a leap year
io.github.sadri-dridi/leap-utc
0HealthyNone318278 ms2026-11-06T18:00:53.654Zagents-and-memory
pekt – norske domener
io.github.datamynt/pekt
0HealthyNone44162 ms2026-11-06T18:00:53.587Zother
LIN-123 identifier shape, value discarded
io.github.sadri-dridi/linear-id-ok
0HealthyNone313997 ms2026-11-06T18:00:53.555Zagents-and-memory
UTC leap-year flag
io.github.sadri-dridi/leap-year-utc
0HealthyNone313984 ms2026-11-06T18:00:53.537Zagents-and-memory
Lex rule count, body discarded
io.github.sadri-dridi/lex-ok
0HealthyNone318333 ms2026-11-06T18:00:53.488Zagents-and-memory
Less variable count, body discarded
io.github.sadri-dridi/less-ok
0HealthyNone318172 ms2026-11-06T18:00:53.486Zagents-and-memory
Lib Docs Hint
io.github.sadri-dridi/lib-docs-hint
0HealthyNone318103 ms2026-11-06T18:00:53.474Zdocs-and-knowledge
AgentIndex
app.agentindex/agentindex
0HealthyNone54114 ms2026-11-06T18:00:50.807Zagents-and-memory
SEO Records
com.seorecords/seo-records
0HealthyNone54121 ms2026-11-06T18:00:50.019Zmarketing-and-seo
Cloud for Bots
com.botrecipe/cloudforbots
0HealthyNone48855 ms2026-11-06T17:55:47.430Zagents-and-memory
AgentDrives: choose a tool, API or provider
com.agentdrives/directory
0HealthyNone9668 ms2026-11-06T17:55:47.367Zagents-and-memory
Ginbing
com.ginbing/mcp
0HealthyNone6771 ms2026-11-06T17:55:47.351Zproductivity
ISMS Directory
com.ismsdirectory/isms-directory
0HealthyNone4806 ms2026-11-06T17:55:47.348Zsecurity
Docteur Bet — football probabilities
fr.docteurbet/docteurbet
0HealthyNone7623 ms2026-11-06T17:55:47.238Zcommunication

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