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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 19,356 of 25,582 in the registry
in this excerpt 76 % of 25,582 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)

19,338
Delivery form (raw)
remote12,852 66 %
package5,548 29 %
package and remote541 2.8 %
neither397 2.1 %

not recorded for 18 entries

Execution location

19,356
Execution location
remote12,982 67 %
local6,374 33 %

Repository platform (raw)

19,338
Repository platform (raw)
github13,745 71 %
nothing declared5,571 29 %
gitlab22 0.1 %

not recorded for 18 entries

Repository URL listed

19,356
Repository URL listed
yes13,778 71 %
no5,578 29 %

Schema version of the raw record (raw)

19,338
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json17,250 89 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json1,065 5.5 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json454 2.3 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json441 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

19,356
Required secrets declared
no17,948 93 %
yes1,408 7.3 %

Per property, the measured values inside this excerpt. The share refers to the 19,356 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. 19,356 entries at 200 each are 97 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 21,143 entries in this excerpt17,948 shared MCP servers without a declared package registry 13,264 entries in this excerpt13,264 shared Remotely executed MCP servers 13,061 entries in this excerpt12,982 shared MCP servers over streamable-http only 11,963 entries in this excerpt11,898 shared MCP servers with a repository URL 19,768 entries in this excerpt13,778 shared Remote MCP servers with a repository URL 7,882 entries in this excerpt7,810 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 7,851 to 7,900 of 19,356

Entries
PullPush Redditio.github.jacklenzotti/pullpush-mcp
Pulltrader Seller Economicsapp.pulltrader/seller-economics
Pulsai — Garmin for any AIme.pulsai/garmin
Pulsediveio.github.pipeworx-io/pulsedive
PulsyAIcom.pulseem/pulsyai
Pump SDK MCP Serverio.github.nirholas/pump-fun-sdk
PumpXapp.pumpx/pumpx
Pupul data export guidescom.noctaracorp/pupul
Purchase Draft Deskio.github.Wxt-ai/purchase-draft-desk
Pure Report — Neutral Newsreport.pure/news
Purlio.github.nublson/purl
PuroAirai.agenticshelf/puroair
Purple Graincom.purplegrain/api
Push Realmio.github.james-robson/push-realm
Pusharyio.github.Pushary/pushary
PuzzleTideio.github.catorch/puzzletide
Pvgisio.github.pipeworx-io/pvgis
Pypiio.github.pipeworx-io/pypi
Pypi Statsio.github.pipeworx-io/pypi-stats
Pyrimid Protocolai.pyrimid/pyrimid
Pyth Pro MCP Serverio.github.pyth-network/mcp
Python Code Reviewerorg.duckdns.43-134-36-21/python-code-reviewer
Python Code Validatorio.github.jkanselaar/python-code-validator
Python Code Validatorai.statemind/python-code-validator
Python Docs MCP Serverio.github.ayhammouda/python-docs-mcp-server
Python Exec Sandboxio.github.lu-zhengda/mcp-python-exec-sandbox
Pyxel MCPio.github.kitao/pyxel-mcp
Pīpīwai Trail statuscom.pipiwaitrailmaui/trail-status
Q Fortuneuk.ugot.fortune/saju
Q-SYS MCPio.github.reowens/qsys-mcp
QA Radario.github.MuratKus/qaradar
QA Test Serverlive.alpic.qa-test-cli-b955e6a8/qa-test-cli
QACATio.github.dimawin22/qacat
QAE Safety Certificationio.github.tb8412/qae-safety-mcp
QCDatabase.AIai.qcdatabase/mcp
QECTOR Quantum Error Correctionio.github.GuillaumeLessard/qector-desktop
QI SCD MCPio.github.mcp-dir/qiscd-mcp
QMD MCPio.github.X1pheR/qmd-mcp
QR Code Generator APIio.github.Br0ski777/qr-code
QR Managerai.qr-manager/qr-manager
QR Rápidosite.qrrapido/qr-generator
QR Topcom.qr-top/qr-top
QRGeneratorio.github.therealMrFunGuy/qr-generator
QRMint MCPio.github.dpozimski/qrmint-mcp
QRStuff MCP Serverio.github.qrstuff/qrstuff-mcp
QRcodlyde.qrcodly/mcp-server
QSimHealthcom.qsimhealth/public
Qatar Payments (Tap Payments — cards / Apple Pay)app.wishpool/qatar-payments-mcp
Qinisoio.github.qinisolabs/qiniso
Qiskit Gym MCP Serverio.github.Qiskit/qiskit-gym-mcp-server

All 19,356 entries in the list, with filters and pagination

tracevero · https://tracevero.com/themen/ohne-umgebungsvariablen?seite=158