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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.

13,935 servers 32% of 43,176 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 13,901 to 13,935 of 13,935

Entries
xaffinity MCPio.github.yaniv-golan/xaffinity-mcp
xbbg MCPio.github.xbbg-org/xbbg-mcp
xbbg MCPio.github.underloam/xbbg-mcp
xbrlkitai.robosystems/xbrlkit
xcforge - iOS MCP Server & CLIio.github.justinthevoid/xcforge
xeteio.github.xetenet/xete-mcp
xlsx-tools-mcpio.github.ruriazz/xlsx-tools-mcp
yandex-direct-mcpio.github.theYahia/yandex-direct-mcp
yandex-metrika-mcpio.github.theYahia/yandex-metrika-mcp
yandexgpt-mcpio.github.theYahia/yandexgpt-mcp
yt-mem-aiio.github.dasein108/yt-mem-ai
zipnative MCP — ZIP creation, inspection, secure extraction & verificationio.github.Nizoka/zipnative-mcp
zoanthropeio.github.spuentesp/zoanthrope
zoxide-doctorio.github.jiankn/zoxide-doctor
zspace-cliio.github.skyzhao1223/zspace-cli
~alter mcp-ollamaio.github.true-alter/mcp-ollama
Òtítọ́io.github.BASHBOP/otito
ČSFDio.github.bartholomej/node-csfd-api
İTÜ MCPio.github.yatuk/itu-mcp
Авито MCP (RU)io.github.ilyautov/avito-mcp-ru
Диадок MCP (RU) — ЭДО, документы, контрагентыio.github.ilyautov/diadoc-mcp-ru
СБИС (Saby) MCP (RU) — документы, подпись, ЭДОio.github.ilyautov/sbis-mcp-ru
Честный знак MCP (RU) — коды маркировки, ГИС МТ, СУЗio.github.ilyautov/chestny-znak-mcp-ru
Яндекс Директ API v5io.github.artgas1/yandex-direct-api-mcp
Яндекс Маркет MCP (RU)io.github.ilyautov/yandex-market-mcp-ru
Яндекс.Директio.github.Pavelsiba/yandex-direct-mcp-plus
元铸工坊 SOSOFAST (yuanzhu)io.github.RavenWangChina/yuanzhu
公正取引委員会 排除措置命令・取適法勧告io.github.eoylab/jftc-actions
找客户 · Find Customers|销售线索与评论区获客io.github.yuanjian068yuan/ppxc-leads-mcp
景品表示法 措置命令・課徴金納付命令io.github.eoylab/keihyo-cases
智慧农业生态 Agri-Ecoio.github.lm203688/agri-eco
나라장터 낙찰정보io.github.opendata-kr/narajangteo-opening
나라장터 사용자정보io.github.opendata-kr/narajangteo-corpinfo
나라장터 사전규격io.github.opendata-kr/narajangteo-prespec-mcp
나라장터 입찰공고io.github.opendata-kr/narajangteo-bid-mcp

All 13,935 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 13,929 of its 13,935 entries with "MCP servers available as a package only" (14,991). 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

13,935
Required secrets declared
no11,029 79 %
yes2,906 21 %

Schema version of the raw record (raw)

13,929
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json12,901 93 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json542 3.9 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json322 2.3 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json124 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)

13,929
Repository platform (raw)
github13,299 95 %
nothing declared616 4.4 %
gitlab14 0.1 %

not recorded for 6 entries

Repository URL listed

13,935
Repository URL listed
yes13,319 96 %
no616 4.4 %

Icon formats (raw)

13,929
Icon formats (raw)
nothing declared13,361 96 %
image/png411 2.9 %
image/svg+xml101 0.7 %
image/png, image/svg+xml51 0.4 %
image/jpeg3 0.0 %
image/webp2 0.0 %

not recorded for 6 entries

Path argument present

13,935
Path argument present
no13,502 97 %
yes433 3.1 %

Per property, the measured values inside this category. The share refers to the 13,935 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. 13,935 entries at 200 each are 70 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 14,991 entries in this category13,929 shared Locally executed MCP servers 17,345 entries in this category13,935 shared Local MCP servers with a repository URL 16,422 entries in this category13,319 shared Local MCP servers without declared required secrets 13,474 entries in this category11,029 shared MCP servers over stdio, as an npm package only 8,812 entries in this category8,812 shared Local MCP servers as an npm package only 10,238 entries in this category8,812 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=279