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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.

13,862 servers 32% of 42,727 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 6,401 to 6,450 of 13,862

Entries
orcareplay in namespace io.githubio.github.Continuum-AI-Corp/orcareplay
home-assistant-mcp in namespace io.githubio.github.Coolver/home-assistant-mcp
gft-mcp in namespace io.githubio.github.CoralLips/gft-mcp
ccs in namespace io.githubio.github.Correctover/ccs
MCP server in namespace io.githubio.github.Correctover/correctover-mcp-server
mcp in namespace io.githubio.github.Correctover/mcp
douanecode-mcp in namespace io.githubio.github.Courouge/douanecode-mcp
gopher in namespace io.githubio.github.CourtimusPrime/gopher
aibvf-mcp in namespace io.githubio.github.Craig-Horton/aibvf-mcp
agentskb in namespace io.githubio.github.Cranot/agentskb
mailbridge in namespace io.githubio.github.Creativestefan/mailbridge
MCP server in namespace io.githubio.github.Creed-Space/creedspace-mcp-server
mettle-mcp in namespace io.githubio.github.Creed-Space/mettle-mcp
vcp-mcp in namespace io.githubio.github.Creed-Space/vcp-mcp
mediagen in namespace io.githubio.github.Cripacx/mediagen
MCP server in namespace io.githubio.github.Cropgraph/cropgraph
MCP server in namespace io.githubio.github.CrossPad/crosspad-mcp
crumbtrail in namespace io.githubio.github.CrumbtrailDev/crumbtrail
rocket-plus-mcp in namespace io.githubio.github.Crypto-Goatz/rocket-plus-mcp
mcp-address-history in namespace io.githubio.github.CryptoAPIs-io/mcp-address-history
mcp-address-latest in namespace io.githubio.github.CryptoAPIs-io/mcp-address-latest
mcp-aml in namespace io.githubio.github.CryptoAPIs-io/mcp-aml
mcp-block-data in namespace io.githubio.github.CryptoAPIs-io/mcp-block-data
mcp-blockchain-events in namespace io.githubio.github.CryptoAPIs-io/mcp-blockchain-events
mcp-blockchain-fees in namespace io.githubio.github.CryptoAPIs-io/mcp-blockchain-fees
mcp-broadcast in namespace io.githubio.github.CryptoAPIs-io/mcp-broadcast
mcp-contracts in namespace io.githubio.github.CryptoAPIs-io/mcp-contracts
mcp-hd-wallet in namespace io.githubio.github.CryptoAPIs-io/mcp-hd-wallet
mcp-market-data in namespace io.githubio.github.CryptoAPIs-io/mcp-market-data
mcp-prepare-transactions in namespace io.githubio.github.CryptoAPIs-io/mcp-prepare-transactions
mcp-signer in namespace io.githubio.github.CryptoAPIs-io/mcp-signer
mcp-simulate in namespace io.githubio.github.CryptoAPIs-io/mcp-simulate
mcp-transactions-data in namespace io.githubio.github.CryptoAPIs-io/mcp-transactions-data
mcp-utils in namespace io.githubio.github.CryptoAPIs-io/mcp-utils
mcp-x402-accept in namespace io.githubio.github.CryptoAPIs-io/mcp-x402-accept
mcp-x402-pay in namespace io.githubio.github.CryptoAPIs-io/mcp-x402-pay
myvideogift in namespace io.githubio.github.CryptoLibertus/myvideogift
gstinapi-mcp in namespace io.githubio.github.CsoftTarun/gstinapi-mcp
codesentinel in namespace io.githubio.github.Cubiczan/codesentinel
Windows-MCP in namespace io.githubio.github.CursorTouch/Windows-MCP
pagebolt in namespace io.githubio.github.Custodia-Admin/pagebolt
cyberwarex-chain-data in namespace io.githubio.github.CyberPunk11147/cyberwarex-chain-data
cyberwarex-defi-oracle in namespace io.githubio.github.CyberPunk11147/cyberwarex-defi-oracle
cyberwarex-voice-stt in namespace io.githubio.github.CyberPunk11147/cyberwarex-voice-stt
cyberwarex-wallet-safety in namespace io.githubio.github.CyberPunk11147/cyberwarex-wallet-safety
cyberwarex-web-access in namespace io.githubio.github.CyberPunk11147/cyberwarex-web-access
cyberdyne-mcp in namespace io.githubio.github.Cyberdyne-OS/cyberdyne-mcp
botindex-mcp-server in namespace io.githubio.github.Cyberweasel777/botindex-mcp-server
walletconnect-mcp in namespace io.githubio.github.DELIGHT-LABS/walletconnect-mcp
hotelbooking in namespace io.githubio.github.DIDA-AI/hotelbooking

All 13,862 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 13,856 of its 13,862 entries with "MCP servers available as a package only" (14,911). 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

13,862
Required secrets declared
no10,965 79 %
yes2,897 21 %

Schema version of the raw record (raw)

13,856
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json12,829 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.json123 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)

13,856
Repository platform (raw)
github13,234 95 %
nothing declared608 4.4 %
gitlab14 0.1 %

not recorded for 6 entries

Repository URL listed

13,862
Repository URL listed
yes13,254 96 %
no608 4.4 %

Icon formats (raw)

13,856
Icon formats (raw)
nothing declared13,293 96 %
image/png405 2.9 %
image/svg+xml102 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

13,862
Path argument present
no13,434 97 %
yes428 3.1 %

Per property, the measured values inside this category. The share refers to the 13,862 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. 13,862 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 14,911 entries in this category13,856 shared Locally executed MCP servers 17,251 entries in this category13,862 shared Local MCP servers with a repository URL 16,336 entries in this category13,254 shared Local MCP servers without declared required secrets 13,393 entries in this category10,965 shared MCP servers over stdio, as an npm package only 8,771 entries in this category8,771 shared Local MCP servers as an npm package only 10,184 entries in this category8,771 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=129