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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 5,868 of 21,996 in the registry
in this excerpt 27 % of 21,996 in the registry

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

Repository platform (raw)

5,860
nothing declared3,211 55 %
github2,631 45 %
gitlab18 0.3 %

not recorded for 8 entries

Repository URL listed

5,868
no3,216 55 %
yes2,652 45 %

Schema version of the raw record (raw)

5,860
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json5,006 85 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json395 6.7 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json272 4.6 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json153 2.6 %
https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json33 0.6 %
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json#/definitions/ServerDetail1 0.0 %

not recorded for 8 entries

Credentials required

5,868
no5,131 87 %
yes737 13 %

Icon formats (raw)

5,860
nothing declared5,199 89 %
image/png401 6.8 %
image/svg+xml160 2.7 %
image/png, image/svg+xml92 1.6 %
image/jpeg4 0.1 %
image/jpg1 0.0 %

and 3 more values · not recorded for 8 entries

Delivery form (raw)

5,860
remote5,215 89 %
paket468 8.0 %
paket und remote145 2.5 %
keines32 0.5 %

not recorded for 8 entries

Per property, the measured values inside this excerpt. The share refers to the 5,868 entries of the excerpt, not to the registry. Shown are 6 of 9 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. 5,868 entries at 200 each are 30 requests; the total is in the X-Gesamt header.

Excerpts sharing entries with this one

MCP servers without a declared package registry 5,255 entries in this excerpt5,255 shared Remotely executed MCP servers 5,239 entries in this excerpt5,233 shared MCP servers over streamable-http only 4,958 entries in this excerpt4,955 shared MCP servers without credentials 5,378 entries in this excerpt5,131 shared MCP servers without a repository URL 3,305 entries in this excerpt3,216 shared Remote MCP servers without a repository URL 3,125 entries in this excerpt3,124 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 951 to 1,000 of 5,868

ElevenFlo MCPcom.elevenflo/mcp
ElkassabgiDatacom.elkassabgidata/elkassabgidata
Elron Club Public Rentalsclub.elron/public-rentals
Elucora Evidence APIcom.elucora/evidence
Email Serverlive.alpic.staging.email-mcp-17ee097a/email-mcp
Email Serverlive.alpic.staging.email-mcp-3b5a375e/email-mcp
Email Serverlive.alpic.staging.python-email-mcp-f5c8e0a7/python-email-mcp
Email Serverlive.alpic.staging/email-server
Email Serverlive.alpic.staging/node-email-mcp-59eeb419
Email Serverlive.alpic.staging/test-server
EmailMCPio.setip/emailmcp
Embers: Tabletop RPG Toolkitcom.embersds/embers
Emerging Tech Center — AI Agent Gig Boardcom.emergingtechcenter/gigs
EnConvertcom.enconvert/mcp
Enciclopedia Católica Wikitólicacom.wikitolica/mcp
Endlssio.endlss/endlss-mcp-server
Endorsocom.endorso/endorso
Energetica — Argentine Oil & Gas Dataar.energetica/data
EngScript Engineering MCPcom.engscript/mcp
EntRoutecom.entroute/entroute
Entalpa Requirements MCPcom.entalpa/requirements
EntangleEQcom.entangleeq/pay-transparency
Entidex — Entity Intelligence & AI Knowledge Correctioncom.entidex/entidex
Entity Enricherai.entityenricher/enricher
Entrida — UK Market Entrycom.entrida/mcp
Entscheidsuche — Schweizer Gerichtsentscheidech.entscheidsuche/mcp
Entyraxcom.entyrax/entyrax
EnvoiSMSma.envoisms/envoisms
Epanyaai.epanya/epanya
Epinuai.epinu/epinu
Epovestcom.epovest/ai-visibility
Epublyscom.epublys/epublys
Era Contextapp.era/context
Erik Bethke's Blog & Knowledge Graphcom.erikbethke/blog
EruditePay Blockchain Intelligencecom.eruditepay/blockchain-intelligence
Escola de Rádio TV & Web (ER+)br.com.escoladeradio.www/public
Estonia Payments (Stripe — cards / Apple Pay)app.wishpool/estonia-payments-mcp
Eureka EHRmd.eureka/eureka
EuroComply — EU Regulatory Complianceapp.eurocomply/compliance
Event Escapescom.eventescapes/event-escapes
EventMatey Event Discoverycom.eventmatey.mcp/event-discovery
Eventshipcom.eventship/mcp
Eveoy — Verified In-Store Foot Traffic ($24.99/customer)com.eveoy/mcp
Everway MCP Serverai.everway/everway-mcp-server
Evlek — Northern Cyprus Property MCP Serverapp.evlek/mcp-server
ExactPDFcom.exactpdf/mcp
Examova — Exam Prepcom.examova/mcp
Execution Marketmarket.execution/execution-market
ExitCleanly — LLC Dissolution by Statecom.exitcleanly/dissolution
Expatriator Immigration Knowledgecom.expatriator/immigration

All 5,868 entries in the list, with filters and pagination

tracevero · https://tracevero.com/en/themen/ohne-umgebungsvariablen?seite=20