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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 12,501 to 12,550 of 13,710

Entries
pomodoro in namespace io.githubio.github.theluckystrike/pomodoro
price-list in namespace io.githubio.github.theluckystrike/price-list
price-tracker in namespace io.githubio.github.theluckystrike/price-tracker
purchase-requisition in namespace io.githubio.github.theluckystrike/purchase-requisition
qr-code in namespace io.githubio.github.theluckystrike/qr-code
quotes in namespace io.githubio.github.theluckystrike/quotes
quotes-estimates-proposals-vat-win-rate in namespace io.githubio.github.theluckystrike/quotes-estimates-proposals-vat-win-rate
receipts in namespace io.githubio.github.theluckystrike/receipts
recurring in namespace io.githubio.github.theluckystrike/recurring
recurring-invoice-scheduler-subscription-billing-due-reminders in namespace io.githubio.github.theluckystrike/recurring-invoice-scheduler-subscription-billing-due-reminders
resume in namespace io.githubio.github.theluckystrike/resume
resume-cover-letter-docx-generator in namespace io.githubio.github.theluckystrike/resume-cover-letter-docx-generator
service-agreement in namespace io.githubio.github.theluckystrike/service-agreement
sheets in namespace io.githubio.github.theluckystrike/sheets
snag-list-defect-handover-signoff in namespace io.githubio.github.theluckystrike/snag-list-defect-handover-signoff
spreadsheet in namespace io.githubio.github.theluckystrike/spreadsheet
statement-of-account in namespace io.githubio.github.theluckystrike/statement-of-account
stripe-billing in namespace io.githubio.github.theluckystrike/stripe-billing
supplier-list in namespace io.githubio.github.theluckystrike/supplier-list
tax-calc in namespace io.githubio.github.theluckystrike/tax-calc
time-tracker in namespace io.githubio.github.theluckystrike/time-tracker
timezone in namespace io.githubio.github.theluckystrike/timezone
timezone-world-clock-meeting-slots-overlap-ics in namespace io.githubio.github.theluckystrike/timezone-world-clock-meeting-slots-overlap-ics
travel-allowance in namespace io.githubio.github.theluckystrike/travel-allowance
variation-order in namespace io.githubio.github.theluckystrike/variation-order
work-order in namespace io.githubio.github.theluckystrike/work-order
zip in namespace io.githubio.github.theluckystrike/zip
zip-archive-create-extract-bomb-guard in namespace io.githubio.github.theluckystrike/zip-archive-create-extract-bomb-guard
flowbite-mcp in namespace io.githubio.github.themesberg/flowbite-mcp
pdf-report-generator in namespace io.githubio.github.themoddedcube/pdf-report-generator
atomic-clock in namespace io.githubio.github.theoddden/atomic-clock
agent-memory in namespace io.githubio.github.theprodsde/agent-memory
kineti in namespace io.githubio.github.therawlogs/kineti
browser-use in namespace io.githubio.github.therealtimex/browser-use
charts-mcp in namespace io.githubio.github.therealtimex/charts-mcp
un-datacommons-mcp in namespace io.githubio.github.therealtimex/un-datacommons-mcp
wovo in namespace io.githubio.github.theshajha/wovo
doc-extract-api in namespace io.githubio.github.thestarboy9696/doc-extract-api
sealedmail in namespace io.githubio.github.thesuitabs/sealedmail
gapbase-mcp in namespace io.githubio.github.thevibepreneur/gapbase-mcp
agentreacher in namespace io.githubio.github.thijssmudde/agentreacher
api-test-mcp in namespace io.githubio.github.thisis-najeeb/api-test-mcp
mo5-mcp-server in namespace io.githubio.github.thlg057/mo5-mcp-server
skillsindex in namespace io.githubio.github.thomasblc/skillsindex
crowdsentinel-mcp-server in namespace io.githubio.github.thomasxm/crowdsentinel-mcp-server
brdata-mcp in namespace io.githubio.github.thomenz/brdata-mcp
brmarket-mcp in namespace io.githubio.github.thomenz/brmarket-mcp
soldefi-mcp in namespace io.githubio.github.thomenz/soldefi-mcp
threadctx-mcp in namespace io.githubio.github.threadctx-dev/threadctx-mcp
intelthreadlinqs-mcp in namespace io.githubio.github.threadlinqs-cmd/intelthreadlinqs-mcp

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=251