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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.

in this excerpt 9,833 of 24,507 in the registry
in this excerpt 40 % of 24,507 in the registry

What this excerpt selects

What this excerpt selects
Transports (raw)stdio
measured directly

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

What this excerpt does not say

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

How this excerpt is distributed

Credentials required

9,833
Credentials required
no7,525 77 %
yes2,308 23 %

Schema version of the raw record (raw)

9,827
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json8,881 90 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json478 4.9 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json316 3.2 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json114 1.2 %
https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json36 0.4 %
https://registry.modelcontextprotocol.io/v0/schema/2025-12-111 0.0 %

and 1 more values · not recorded for 6 entries

Repository platform (raw)

9,827
Repository platform (raw)
github9,398 96 %
nothing declared420 4.3 %
gitlab9 0.1 %

not recorded for 6 entries

Repository URL listed

9,833
Repository URL listed
yes9,413 96 %
no420 4.3 %

Icon formats (raw)

9,827
Icon formats (raw)
nothing declared9,446 96 %
image/png270 2.7 %
image/svg+xml81 0.8 %
image/png, image/svg+xml26 0.3 %
image/jpeg2 0.0 %
image/webp2 0.0 %

not recorded for 6 entries

Path argument present

9,833
Path argument present
no9,639 98 %
yes194 2.0 %

Per property, the measured values inside this excerpt. The share refers to the 9,833 entries of the excerpt, not to the registry.

The same excerpt 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. 9,833 entries at 200 each are 50 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 excerpt. The feed carries an identifier of its own, so a feed reader keeps it apart from the full stream.

Excerpts sharing entries with this one

MCP servers available as a package only 10,633 entries in this excerpt9,827 shared Locally executed MCP servers 12,078 entries in this excerpt9,833 shared Local MCP servers with a repository URL 11,472 entries in this excerpt9,413 shared Local MCP servers without credentials 9,218 entries in this excerpt7,525 shared MCP servers over stdio, as an npm package only 6,190 entries in this excerpt6,190 shared Local MCP servers as an npm package only 7,046 entries in this excerpt6,190 shared

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

Entries

Entries 1 to 50 of 9,833

Entries
$THREE Tokenio.github.nirholas/three-token-mcp
.FAF Contextio.github.Wolfe-Jam/faf-mcp
.FAF Contextone.faf/faf-mcp
.NET Debugger for MCPio.github.nevse/dotnet-debugger-mcp
.NET MCP Serverio.github.jongalloway/dotnet-mcp
1C OData MCPio.github.alexgrebeshok-coder/onec-odata-mcp
1Claw Vaultio.github.1clawAI/1claw-mcp
1c-rest-mcpio.github.theYahia/1c-rest-mcp
2Captcha MCPio.github.aruxojuyu665/twocaptcha-mcp
2D Assets MCPio.github.crony-io/2d-assets-mcp
3D AI Agent Avatario.github.nirholas/3D-AI-Agent-Avatar
3D AR Studioio.github.nirholas/3d-ar-studio
A1 Yandex KIT MCPio.github.gistrec/mcp-yandex-kit
A11y Checkcom.a11ychk/mcp
A202io.github.a202-protocol/a202-mcp
A2AL Daemonio.github.a2al/a2ald
A2CRio.github.a2cr/a2cr-mcp
AAAA-Nexus MCPio.github.AAAA-Nexus/aaaa-nexus-mcp
AAI Gatewayio.github.gybob/aai-gateway
ABAP Acceleratorio.github.openkash/abap-accelerator
ABAPilotio.github.NicoHern/abapilot-mcp
ABN Lookup MCP by UnClickio.github.malamutemayhem/abn
ABOVO.co — Email-to-Web Publishingio.github.seanfenlon/abovo-mcp-server
ACR — Agent Composition Recordsio.github.Tethral-Inc/acr
ACR — Agent Composition Recordsio.github.TethralAI/acr
ADCIRC Model Setup MCP Serverio.github.mansurjisan/adcirc-mcp
AEC Model Bridgeio.github.Sam-AEC/aec-model-bridge
AEMETio.github.mmillan76/aemet-mcp
AENA Flights MCPio.github.MrGo2/aena-mcp
AESO MCPio.github.bchoi-qwe/aeso-mcp
AGENTS.md Generatorio.github.nushey/agents-md-generator
AI Agent Memoryio.github.xiangzi1126/ai-agent-memory-mcp
AI Agent Search Optimizationio.github.SeyitKaanGunes/ai-agent-search-optimization
AI AppSecio.github.subodhkc/ai-appsec
AI Diagram Makerio.github.erajasekar/ai-diagram-maker-mcp
AI Divination Skillsio.github.sapuyou45-bit/ai-divination-skills
AI Firewall MCPio.github.Akhilucky/ai-firewall-mcp
AI Guardianio.github.AIops-tools/ai-guardian
AI Incident Lawio.github.snapsynapse/ai-incident-law
AI Price Indexio.github.RoninForge/ai-price-index-mcp
AI Process Manager (AIPM)io.github.agorapassadoagora-debug/aipm
AI Proof of Usio.github.0xddneto/ai-proof-of-us
AI Readinessio.github.epistemedeus/ai-readiness
AI Scannerio.github.Aakashbhardwaj27/ai-scanner
AI Slop Checkerio.github.parweb/ai-slop-checker
AI Workbench MCPio.github.hrishikesh-thakre/ai-workbench-mcp
AI-Cost-CLIio.github.ufhouck/aicost-cli
AI-First Scraperio.github.yubinkim444/ai-first-scraper-mcp
AI2Humanio.github.richard7463/ai2human-mcp
AIIM — AI Instant Messengerio.github.lordbasilaiassistant-sudo/aiim-mcp

All 9,833 entries in the list, with filters and pagination

tracevero · https://tracevero.com/themen/transport-stdio