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MCP servers without declared environment variables

The manifest explicitly declares no environment variable. That is the empty value of a raw declaration, not "not recorded".

in this excerpt 19,192 of 25,384 in the registry
in this excerpt 76 % of 25,384 in the registry

What this excerpt selects

What this excerpt selects
Environment variables (raw)nothing declared
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

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 excerpt is distributed

Delivery form (raw)

19,174
Delivery form (raw)
remote12,724 66 %
package5,516 29 %
package and remote541 2.8 %
neither393 2.0 %

not recorded for 18 entries

Execution location

19,192
Execution location
remote12,854 67 %
local6,338 33 %

Repository platform (raw)

19,174
Repository platform (raw)
github13,665 71 %
nothing declared5,488 29 %
gitlab21 0.1 %

not recorded for 18 entries

Repository URL listed

19,192
Repository URL listed
yes13,697 71 %
no5,495 29 %

Schema version of the raw record (raw)

19,174
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json17,100 89 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json1,058 5.5 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json451 2.3 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json437 2.3 %
https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json124 0.6 %
https://registry.modelcontextprotocol.io/schemas/2025-12-11/server-bundle.json1 0.0 %

and 3 more values · not recorded for 18 entries

Required secrets declared

19,192
Required secrets declared
no17,795 93 %
yes1,397 7.3 %

Per property, the measured values inside this excerpt. The share refers to the 19,192 entries of the excerpt, not to the registry. Shown are 6 of 8 properties: those whose values spread the most inside this excerpt.

The same excerpt through the interface

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

The command carries exactly the condition of this page. 19,192 entries at 200 each are 96 requests; the total is in the X-Gesamt header.

Changes to these entries

https://tracevero.com/aenderungen.atom?thema=ohne-umgebungsvariablen

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 without declared required secrets 20,965 entries in this excerpt17,795 shared MCP servers without a declared package registry 13,132 entries in this excerpt13,132 shared Remotely executed MCP servers 12,934 entries in this excerpt12,854 shared MCP servers over streamable-http only 11,837 entries in this excerpt11,771 shared MCP servers with a repository URL 19,652 entries in this excerpt13,697 shared Remote MCP servers with a repository URL 7,835 entries in this excerpt7,762 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 7,301 to 7,350 of 19,192

Entries
Pinheirosio.github.junoventures/pinheiros-sampa-br
PinnWire — Pinnacle Odds, Price Drops & No-Vig Fair Pricescom.pinnwire/pinnacle-odds
Pinterest Ads MCP Serverio.github.cesteral/pinterest-mcp
Pipe (SPR) MCP Serverio.github.MachuraHarry/pipe
Pipe Docs (SPR) MCP Serverio.github.MachuraHarry/pipe-docs
Pipe2.aiai.pipe2/mcp
Pipedriveio.github.pipeworx-io/pipedrive
PipesHubio.github.pipeshub-ai/mcp
Pipeworxio.github.pipeworx-io/pipeworx-catalog
Pipeworx Faqio.github.pipeworx-io/pipeworx-faq
Piranha Vision & DevToolsio.github.albermm/piranha-vision
Pirate Weatherio.github.pipeworx-io/pirate-weather
Pitchco.trypitch/pitch
Pitch Queens MCPio.github.rocnubie/pitch-queens-mcp
PitchDeck Autoio.github.Evozim/pitchdeck-auto
PitchGhostio.github.PitchGhost/mcp
Pitwall — F1 Data for Claudeio.github.darshjoshi/pitwall
Pixabayio.github.pipeworx-io/pixabay
Pixel Agentio.github.absharma9796/pixel-agent
PixelDrivepro.pixeldrive/pixeldrive
Pixelixecom.pixelixe/pixelixe-mcp
Pixeroio.github.ryanzambrano/pixero
Pixie Vacations Travel Bookingio.github.Stevegriswoldatl/pixie-vacations-mcp
Pixlyapp.pixly/pixly
Pkg Go Devio.github.pipeworx-io/pkg-go-dev
PkgSeek Linux Intelligenceio.github.yeagoo/pkgseek
PlacePacktop.placepack/placepack
PlainQuery | MCP DB Agentio.github.Jarvis-27/mcp-db-agent
PlainRoutercom.plainrouter/mcp
Plainsight MCPpro.plainsight/mcp
PlanExeio.github.PlanExeOrg/planexe
PlanWrighttools.planwright/planwright
Planableio.planable/mcp
PlanetScaleio.github.planetscale/mcp-server
Planform MCP Serverio.github.ShirBarZur/planform-mcp
Planner — provable "done" for AI agentscom.monopoly-gold.planner/mcp
Planning Center MCP Servercom.planningcenter/mcp
Planomy Plannerio.github.demorphed6-lgtm/planomy-mcp
Plant Genomicsio.github.musharna/plant-genomics-mcp
Plant-Based Nutrition Protocolsio.github.rabyavalla/nutrition-protocols
Plateto.plate/mcp
Plati.Marketmarket.plati.mcp/digimarket
Plato's Kallipolisio.github.handongzhen101-jpg/platos-kallipolis
Platterio.github.ScriptSmith/platter
Platterio.github.hadriangateway/platter
Plaudio.github.mcp-dir/plaud-mcp
PlayByKey Music Theorycom.playbykey/theory-mcp
PlaySudokuio.github.vincentping/playsudoku
Player's Bank MCPio.github.mcp-dir/playersbank-mcp
Pleasanter MCPio.github.Implem/pleasanter-mcp

All 19,192 entries in the list, with filters and pagination

tracevero · https://tracevero.com/themen/ohne-umgebungsvariablen?seite=147