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MCP servers without declared environment variables

The manifest explicitly declares no environment variable. That is the empty value of a piece of original data, not "not recorded".

34,377 servers 80% of 42,727 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 20,251 to 20,300 of 34,377

Entries
Trusteedio.github.trusteed-io/trusteed-mcp
Trustpilot Reviews Scraperio.github.saulius876-lgtm/trustpilot-reviews
Trusty Squireai.trustysquire/trusty-squire
TrustyCapcom.trustycap/trustycap
TrustyDataapp.trustydata/trustydata
TruthScancom.truthscan/truthscan
Truthificom.truthifi/mcp
Trvlrrapp.trvlrr/trvlrr
Trykittio.github.pipeworx-io/trykitt
Tryvonnl.tryvon/tryvon
Tsehaio.tseha/tseha
Ttabio.github.pipeworx-io/ttab
Tu Lugarcom.tulugar/tulugar
TuLoterocom.tulotero/tulotero
TubExpertoio.github.jupediaz/tubexperto
TubExpertocom.tubexperto/tubexperto
Tube Operatorio.tubeoperator/tube-operator
TubeChopcom.tubechop/mcp
TubeGradecom.tubegrade/mcp
TubePullio.github.miketwalker/tubepull
TubeScribe APIdev.transcriptapi/tubescribe
Tudetic Product Searchcom.tudetic/product-search
Tuki — Travel Marketplace (Chile y Latinoamérica)cl.tuki/travel-mcp
Tulimoacom.tulimoa/platform
Tulimoa Gatewaycom.tulimoa/gateway
TunnelMind Data APIai.tunnelmind/data
Tuqoru.tuqo/mcp
Turaxia Connect Publiccom.turaxia/connect
Turbine MCPio.github.ojo-network/turbine-mcp
TuringCorpnet.turingcorp.mcp/decider
TuringTapai.turingtap/turingtap
Turkey Dataio.github.bodyegypt/turkey-data-mcp
Turkey Payments (iyzico — Turkish cards / taksit)app.wishpool/turkey-payments-mcp
Turn Zero Cloudai.turnzero/cloud
Turnbackio.github.MFaizR77/turnback
Turniermeister — Tournament Engineio.github.MartyMcFlyJr/turniermeister
Turrior MCPcom.turrior.my/turrior-mcp
TutorPingai.tutorping/tutorping
Tutorializer Video Tutorialscom.tutorializer/tutorializer
Tuurio IDio.github.Tuurio/tuurio-id
Tv Maze Mcpio.github.varvararatta/tv_maze_mcp
Tvmazeio.github.pipeworx-io/tvmaze
TvojeLajkycz.tvojelajky/agent-commerce
Tweedekamer Nlio.github.pipeworx-io/tweedekamer-nl
TweekIT MCP Serverio.github.equilibrium-team/tweekit
TweekIT MCP Serverio.tweekit/mcp
Tweens Motion Engineio.github.sohei1l/tweens
TweetAPI MCPcom.tweetapi/mcp
TweetFeedio.github.0xDanielLopez/tweetfeed
Twelfthai.twelfth/workspace

All 34,377 entries in the list, with filters and pagination

What this category selects

What this category selects
Environment variables (raw)nothing declared
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

  • Environment variables (raw) is the complete, sorted enumeration of what a manifest declares. So "nothing declared" means exactly that and nothing else: an entry that also declares something different is not in this category.
  • The empty value means "the source explicitly declares nothing here". It does not mean "not recorded": what was never recorded is in no category of this property.

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

Repository platform (raw)

34,359
Repository platform (raw)
github22,536 66 %
nothing declared11,750 34 %
gitlab73 0.2 %

not recorded for 18 entries

Repository URL listed

34,377
Repository URL listed
yes22,620 66 %
no11,757 34 %

Delivery form (raw)

34,359
Delivery form (raw)
remote25,207 73 %
package7,921 23 %
package and remote734 2.1 %
neither497 1.4 %

not recorded for 18 entries

Execution location

34,377
Execution location
remote25,358 74 %
local9,019 26 %

Icon formats (raw)

34,359
Icon formats (raw)
nothing declared30,450 89 %
image/png2,354 6.8 %
image/png, image/svg+xml811 2.4 %
image/svg+xml656 1.9 %
image/webp47 0.1 %
image/jpeg31 0.1 %

and 6 more values · not recorded for 18 entries

Schema version of the raw record (raw)

34,359
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json31,958 93 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json1,271 3.7 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json499 1.5 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json491 1.4 %
https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json132 0.4 %
https://static.modelcontextprotocol.org/schemas/2025-12-11/server.schema.json3 0.0 %

and 5 more values · not recorded for 18 entries

Per property, the measured values inside this category. The share refers to the 34,377 entries of the category, not to the registry. Shown are 6 of 8 properties: those whose values spread the most inside this category.

The same category 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. 34,377 entries at 200 each are 172 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 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 without declared required secrets 36,559 entries in this category32,082 shared MCP servers without a declared package registry 25,719 entries in this category25,719 shared Remotely executed MCP servers 25,476 entries in this category25,358 shared MCP servers over streamable-http only 24,232 entries in this category24,130 shared MCP servers with a repository URL 30,564 entries in this category22,620 shared Remote MCP servers with a repository URL 14,228 entries in this category14,121 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/ohne-umgebungsvariablen?seite=406