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MCP servers over stdio only

MCP servers whose manifest declares stdio as its only transport. They run as a local process and communicate over standard input and output.

13,710 servers 33% of 41,867 in the directory

This category in numbers

The most frequent value per property, counted across the entries of this category. The full distribution is further down.

Entries

Filter further

Entries 13,501 to 13,550 of 13,710

Entries
skforecast-aiio.github.skforecast/skforecast-ai
skillkitio.github.furkan708/skillkit
skillmemio.github.liza-studio/skillmem
slivingdocio.github.baalimago/slivingdoc
smailsio.github.pexni/smails
smart-webio.github.jojo-labs/smart-web
smart-webio.github.rich-jojo/smart-web
smartest-tvio.github.Hybirdss/smartest-tv
so.blackforge/mcpso.blackforge/mcp
socseal settlement doorxyz.socseal/socseal-mcp
sota-anchorio.github.luckmanqasim/sota-anchor
specmateio.github.Alele496/bsv-specmate
speedreadio.github.brennengreen/speedread
spreadsheet-kit MCPio.github.PSU3D0/spreadsheet-mcp
sql-stewardio.github.Pawansingh3889/sql-steward
sqlglassio.github.S-CurveLabs/sqlglass
sqry - Semantic Code Searchio.github.verivusOSS-releases/sqry
sqzio.github.ojuschugh1/sqz
ssave.cc — TikTok & Instagram Downloadercc.ssave/tiktok-instagram-downloader
ssyubix-pixelart-mcpio.github.syuaibsyuaib/ssyubix-pixelart-mcp
start.gg MCP Serverio.github.tomo789/startgg-mcp-server
state-traceio.github.razroo/state-trace
statlyte — live LLM pricingio.github.richardwilkinson9/statlyte
status-aggregatorio.github.weiseer/status-aggregator
stipend.shio.github.Graphiker-Australia/stipend
studio.kynth/corestudio.kynth/core
substack-opsio.github.06ketan/substack-ops
surf.insight/domain-radarsurf.insight/domain-radar
sw-postgres-mcpio.github.jpka/sw-postgres-mcp
sync82io.github.oito2/mcp-sync82
takenio.github.RogueAlg0/taken
targetly-mcpio.github.AbduljabbarBXR/targetly-mcp
tashansh.tashan/tashan
tdmcp — TouchDesigner MCP serverio.github.Pantani/tdmcp
tech.atomadic/atomadic-fusetech.atomadic/atomadic-fuse
tech.atomadic/atomadic-nexustech.atomadic/atomadic-nexus
tech.bugbrain/mcptech.bugbrain/mcp
tech.kasabeh/batontech.kasabeh/baton
tech.prismnetwork/mcptech.prismnetwork/mcp
tech.thecompound/parserail-mcptech.thecompound/parserail-mcp
tech.vauban/pay-mcptech.vauban/pay-mcp
tech.xns/relayertech.xns/relayer
terminal-useio.github.computer-agent-labs/terminal-use
tesseraidesign.tesserai/tesserai
text-to-realityio.github.ai-wes/text-to-reality
text2sqlio.github.cpenniman12/text2sql-mcp
textbee SMSio.github.textbee/mcp
theabbieio.github.theabbie/theabbie
thingio.github.unravel-team/thing
thread-keeperio.github.po4erk91/thread-keeper

All 13,710 entries in the list, with filters and pagination

What this category selects

What this category selects
Transports (raw)stdio
measured directly

A derived value carries its original data beside it; the derivation rule is published, with a version, on the methodology page.

Caveats, distribution and query

What this category does not say

  • Transports (raw) is the complete, sorted enumeration of what a manifest declares. So "stdio" means exactly that and nothing else: an entry that also declares something different is not in this category.
  • This category shares 13,704 of its 13,710 entries with "MCP servers available as a package only" (14,740). Both are measured from different original data; that they hit almost the same set is a finding, not a rule.

What is measured is what a manifest declares, not what a piece of software does. This registry fetches no repository URL, no endpoint and no package index; nothing here is verified. Which value comes from which source, and by which rule it was formed, is set out in the Methodology.

Every sentence here follows from the condition above, not from an assessment.

How this category is distributed

Required secrets declared

13,710
Required secrets declared
no10,839 79 %
yes2,871 21 %

Schema version of the raw record (raw)

13,704
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json12,687 93 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json540 3.9 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json320 2.3 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json117 0.9 %
https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json37 0.3 %
https://static.modelcontextprotocol.org/schemas/2025-12-11/server.schema.json2 0.0 %

and 1 more values · not recorded for 6 entries

Repository platform (raw)

13,704
Repository platform (raw)
github13,087 95 %
nothing declared603 4.4 %
gitlab14 0.1 %

not recorded for 6 entries

Repository URL listed

13,710
Repository URL listed
yes13,107 96 %
no603 4.4 %

Icon formats (raw)

13,704
Icon formats (raw)
nothing declared13,155 96 %
image/png396 2.9 %
image/svg+xml101 0.7 %
image/png, image/svg+xml47 0.3 %
image/jpeg3 0.0 %
image/webp2 0.0 %

not recorded for 6 entries

Path argument present

13,710
Path argument present
no13,293 97 %
yes417 3.0 %

Per property, the measured values inside this category. The share refers to the 13,710 entries of the category, not to the registry.

The same category through the interface

curl -s "https://api.tracevero.com/v1/eintraege?art=mcp_server&roh_transportarten=stdio&grenze=200"

The command carries exactly the condition of this page. 13,710 entries at 200 each are 69 requests; the total is in the X-Gesamt header.

Changes to these entries

https://tracevero.com/aenderungen.atom?thema=transport-stdio

Both addresses narrow the change stream to exactly the entries in this category. The feed carries an identifier of its own, so a feed reader keeps it apart from the full stream.

Categories sharing entries with this one

MCP servers available as a package only 14,740 entries in this category13,704 shared Locally executed MCP servers 17,056 entries in this category13,710 shared Local MCP servers with a repository URL 16,152 entries in this category13,107 shared Local MCP servers without declared required secrets 13,238 entries in this category10,839 shared MCP servers over stdio, as an npm package only 8,699 entries in this category8,699 shared Local MCP servers as an npm package only 10,092 entries in this category8,699 shared

Per neighbour its own size and the counted number of shared entries. A category without a single shared entry is not listed here.

tracevero · https://tracevero.com/themen/transport-stdio?seite=271