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Which MCP servers are actually maintained?

The official registry lists every Model Context Protocol server but tells you nothing about whether any of them is still alive. This index scores each one on maintenance activity, flags what deserves a second look before you install it, and shows exactly how every number was reached.

49,991
servers indexed
87
with verified activity
20.0
median score
17,377
carrying risk flags
last refreshed

Leaderboard

Activity & maintenance, not security — how this is scored
MCP servers ranked by activity and maintenance score, highest first.
#ServerFlagsStarsChangeScore
23601Language ne
ISO 639 language tag ne.
info——
21.0
23602Language nl
ISO 639 language tag nl.
info——
21.0
23603Language no
ISO 639 language tag no.
info——
21.0
23604Language pa
ISO 639 language tag pa.
info——
21.0
23605Language pl
ISO 639 language tag pl.
info——
21.0
23606Language ps
ISO 639 language tag ps.
info——
21.0
23607Language pt
ISO 639 language tag pt.
info——
21.0
23608Language qu
ISO 639 language tag qu.
info——
21.0
23609Language ro
ISO 639 language tag ro.
info——
21.0
23610Language ru
ISO 639 language tag ru.
info——
21.0
23611Language rw
ISO 639 language tag rw.
info——
21.0
23612Language sa
ISO 639 language tag sa.
info——
21.0
23613Language sd
ISO 639 language tag sd.
info——
21.0
23614Language si
ISO 639 language tag si.
info——
21.0
23615Language sk
ISO 639 language tag sk.
info——
21.0
23616Language sl
ISO 639 language tag sl.
info——
21.0
23617Language sm
ISO 639 language tag sm.
info——
21.0
23618Language sn
ISO 639 language tag sn.
info——
21.0
23619Language so
ISO 639 language tag so.
info——
21.0
23620Language sq
ISO 639 language tag sq.
info——
21.0
23621Language sr
ISO 639 language tag sr.
info——
21.0
23622Language st
ISO 639 language tag st.
info——
21.0
23623Language sv
ISO 639 language tag sv.
info——
21.0
23624Language sw
ISO 639 language tag sw.
info——
21.0
23625Language ta
ISO 639 language tag ta.
info——
21.0
23626Language te
ISO 639 language tag te.
info——
21.0
23627Language th
ISO 639 language tag th.
info——
21.0
23628Language tk
ISO 639 language tag tk.
info——
21.0
23629Language tl
ISO 639 language tag tl.
info——
21.0
23630Language tr
ISO 639 language tag tr.
info——
21.0
23631Language uk
ISO 639 language tag uk.
info——
21.0
23632Language ur
ISO 639 language tag ur.
info——
21.0
23633Language uz
ISO 639 language tag uz.
info——
21.0
23634Language vi
ISO 639 language tag vi.
info——
21.0
23635Language wo
ISO 639 language tag wo.
info——
21.0
23636Language xh
ISO 639 language tag xh.
info——
21.0
23637Language yi
ISO 639 language tag yi.
info——
21.0
23638Language yo
ISO 639 language tag yo.
info——
21.0
23639Language zh
ISO 639 language tag zh.
info——
21.0
23640Language zu
ISO 639 language tag zu.
info——
21.0
23641Lat/lng bounding-box shape
Lat/lng bounding-box shape
info——
21.0
23642Pounds to kilograms
Pounds to kilograms
info——
21.0
23643Gregorian leap-year band
Gregorian leap-year band
info——
21.0
23644Leap year check
Leap year check
info——
21.0
23645UTC leap-year flag
UTC leap-year flag
info——
21.0
23646Line count, text discarded
Line count, text discarded
info——
21.0
23647Lux to phot, number discarded
Lux to phot, number discarded
info——
21.0
23648Lux to foot-candles
Lux to foot-candles
info——
21.0
23649Meters to feet
Meters to feet
info——
21.0
23650Mayan Long Count baktun band
Mayan Long Count baktun band
info——
21.0

A score measures maintenance activity, not safety. A high score does not mean a server is secure, and a low one does not mean it is dangerous — see the methodology for what each signal does and does not tell you.