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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 %
paket5,516 29 %
paket und remote541 2.8 %
keines393 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 credentials 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 9,951 to 10,000 of 19,192

Entries
Trademarksio.github.pipeworx-io/trademarks
TraderSpyapp.traderspy/traderspy
Tradierio.github.pipeworx-io/tradier
Trading Strategy Dataio.github.Vohlsyr/trading-strategy-data
TradingCalc MCP — Crypto Futures Mathio.github.SKalinin909/tradingcalc
Traditional Chinese (zh-TW) Taiwan Community Forumio.github.Shuaigle/roomnology-forum
TrainToolsio.github.AparajeetS/traintools
Trainzilla Coach MCPio.github.Trainzilla/trainzilla-mcp
Traject Ecommerceio.github.pipeworx-io/traject-ecommerce
Trakow Order Trackingcom.trackordernow/order-tracking
Traktio.github.pipeworx-io/trakt
Trandence Trading Journalcom.trandence/trading-journal
Transcodelycom.transcodely/mcp
Transcriptio.github.devziqin/transcript
Transcriptland.transcript/transcripts
TranscriptFetchcom.transcriptfetch/youtube-transcripts
TranscriptMaxcom.transcriptmax/transcriptmax
Transcriptor MCPio.github.samson-art/transcriptor-mcp
Transfers & Car Rentalsio.github.t1mom777/transfers-car-rentals
Transform Rules MCP Serverio.github.vinhphatfsg/transform-rules-mcp
TransformSEOcom.gettransformseo/mcp
Transipal WMScom.transipal/mcp-server
Transit Landio.github.pipeworx-io/transit-land
TranslateSheetcom.translatesheet/mcp
Translation Job Deskio.github.Wxt-ai/translation-job-setting-workbench
Translation Job Deskio.github.Wxt-ai/translation-job-desk
Translation Services Mcpio.github.varvararatta/translation_services_mcp
Transparência (CGU)io.github.mcp-dir/transparencia-mcp
Transport Feedsio.github.pipeworx-io/transport-feeds
Travel Advisoriesio.github.pipeworx-io/travel-advisories
Travel Codecom.travel-code/travel-code
Travel Feedsio.github.pipeworx-io/travel-feeds
Travel Transportation Mcpio.github.varvararatta/travel_transportation_mcp
Travel Worldai.augworlds/travel-world
TravelMind MCPonline.trvaelmind/travelmind-mcp
TravelMindsAI Conciergeai.travelminds/concierge
TravelTypeio.github.TravelType/travel-poi
Traveler.mdmd.traveler/mcp
TravelerLocal — China travel facts for foreign visitorsio.github.xiaopeng215-sys/travelerlocal
Travellers Group — Regional Australia Hotelsau.com.travellersgroup/agent
Travolpcom.travolp/travolp
Trayoai.trayo/signals
Treasury Fiscalio.github.pipeworx-io/treasury-fiscal
Treat Rocksrocks.treat/treat-rocks
Tredictcom.tredict/mcp-server
Trefleio.github.pipeworx-io/trefle
Trellistatecom.trellistate/listings
TrenchFu — Universal Intelligence Marketplaceio.github.WizzyDev/trenchfu-mcp
Trend News Agencyaz.trend/news
TrendFlowdev.mory/trendflow

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

tracevero · https://tracevero.com/themen/ohne-umgebungsvariablen?seite=200