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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 18,114 of 23,972 in the registry
in this excerpt 76 % of 23,972 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

Every sentence here follows from the condition above, not from an assessment.

How this excerpt is distributed

Delivery form (raw)

18,096
Delivery form (raw)
remote11,869 66 %
paket5,338 29 %
paket und remote513 2.8 %
keines376 2.1 %

not recorded for 18 entries

Execution location

18,114
Execution location
remote11,998 66 %
local6,116 34 %

Repository platform (raw)

18,096
Repository platform (raw)
github13,054 72 %
nothing declared5,023 28 %
gitlab19 0.1 %

not recorded for 18 entries

Repository URL listed

18,114
Repository URL listed
yes13,084 72 %
no5,030 28 %

Schema version of the raw record (raw)

18,096
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json16,078 89 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json1,016 5.6 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json440 2.4 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json435 2.4 %
https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json123 0.7 %
https://registry.modelcontextprotocol.io/schemas/2025-12-11/server-bundle.json1 0.0 %

and 3 more values · not recorded for 18 entries

Credentials required

18,114
Credentials required
no16,813 93 %
yes1,301 7.2 %

Per property, the measured values inside this excerpt. The share refers to the 18,114 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://tracevero.com/api/v1/eintraege?art=mcp_server&roh_umgebungsvariablen=&grenze=200"

The command carries exactly the condition of this page. 18,114 entries at 200 each are 91 requests; the total is in the X-Gesamt header.

Changes to these entries

https://tracevero.com/en/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 19,829 entries in this excerpt16,813 shared MCP servers without a declared package registry 12,260 entries in this excerpt12,260 shared Remotely executed MCP servers 12,075 entries in this excerpt11,998 shared MCP servers over streamable-http only 11,003 entries in this excerpt10,939 shared MCP servers with a repository URL 18,720 entries in this excerpt13,084 shared Remote MCP servers with a repository URL 7,418 entries in this excerpt7,348 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 9,551 to 9,600 of 18,114

Entries
USPTO Patentsio.github.guptaprakhariitr/uspto-patents-mcp
UUID Generator APIio.github.Br0ski777/uuid-generator
UX-Auditor-Proio.github.Evozim/ux-auditor-pro
Ua E Commerce Price Tracker Mcpio.github.varvararatta/ua_e_commerce_price_tracker_mcp
Ua Postal Tracking Mcpio.github.varvararatta/ua_postal_tracking_mcp
Uber Conta by Digio MCPio.github.mcp-dir/ubercontabydigio-mcp
Ubersuggestcom.neilpatelapi/ubersuggest
Udbud Dkio.github.pipeworx-io/udbud-dk
Uganda Payments (Flutterwave — MTN MoMo)app.wishpool/uganda-payments-mcp
Uindowio.github.uindow/uindow
Uk Contractsio.github.pipeworx-io/uk-contracts
Uk Food Hygieneio.github.pipeworx-io/uk-food-hygiene
Uk Gazetteio.github.pipeworx-io/uk-gazette
Uk Onsio.github.pipeworx-io/uk-ons
Uk Parliamentio.github.pipeworx-io/uk-parliament
Uk Postcodes Mcpio.github.varvararatta/uk_postcodes_mcp
Ukhsaio.github.pipeworx-io/ukhsa
Ukraine Payments (LiqPay — LiqPay cards / Apple Pay)app.wishpool/ukraine-payments-mcp
UkraineBorder — travel guidance and war-risk insurancecom.ukraineborder/ukraine-travel
Ukri Gtrio.github.pipeworx-io/ukri-gtr
Ulidio.github.pipeworx-io/ulid
Ultiplaceio.github.Realitim/ultiplace-mcp
Ultra Promptco.ultraprompt/ultra-prompt
UltraMemoryio.github.LogicLabsAI/ultramemory-mcp
Umbraio.github.elberacasa/umbra
Umesh Malik Blog & Profilecom.umesh-malik/blog-mcp
Umloutio.github.dmkorj/umlout
Un Sdgio.github.pipeworx-io/un-sdg
Un-Defaultio.github.NomadBuilder/un-default
UnboxAPI — Hospitality Reservation MCP Serverio.github.founder-OmniPA/unboxapi
Understand Anything - MCPio.github.uamcp/ua-mcp
Undertow market liquidity and exit-cost toolsio.github.beepboop2025/undertow
Uneedbest.uneed/directory
Unesco Uisio.github.pipeworx-io/unesco-uis
UnfoldIP Patent Searchcom.unfoldip/patent-search
Unhcrio.github.pipeworx-io/unhcr
UniAffitti Room Findercom.uniaffitti.www/room-finder
UniBio Intelligenceio.github.unibio-intelligence/ubi
UniProt MCPio.github.josefdc/uniprot-mcp
Unicefio.github.pipeworx-io/unicef
Unicodeio.github.pipeworx-io/unicode
Unicred MCPio.github.mcp-dir/unicred-mcp
UnifAPIcom.unifapi/mcp
Unified AI System MCP Gatewayio.github.happy520ai/unified-ai-system
Unified Offer Protocol MCP Servercom.unifiedoffer/mcp-server
Unified Offer Protocol MCP Serverio.github.Chris85appding/unified-offer-protocol
Uniprotio.github.pipeworx-io/uniprot
Unit & Currency Converterio.github.guptaprakhariitr/unit-converter-mcp
Unit Converter APIio.github.Br0ski777/unit-converter
United Arab Emirates Payments (Tap Payments — Apple Pay / cards)app.wishpool/uae-payments-mcp

All 18,114 entries in the list, with filters and pagination

tracevero · https://tracevero.com/en/themen/ohne-umgebungsvariablen?seite=192