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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 19,035 of 25,181 in the registry
in this excerpt 76 % of 25,181 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)

19,017
Delivery form (raw)
remote12,602 66 %
paket5,484 29 %
paket und remote537 2.8 %
keines394 2.1 %

not recorded for 18 entries

Execution location

19,035
Execution location
remote12,732 67 %
local6,303 33 %

Repository platform (raw)

19,017
Repository platform (raw)
github13,583 71 %
nothing declared5,413 28 %
gitlab21 0.1 %

not recorded for 18 entries

Repository URL listed

19,035
Repository URL listed
yes13,615 72 %
no5,420 28 %

Schema version of the raw record (raw)

19,017
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json16,956 89 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json1,048 5.5 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json449 2.4 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json436 2.3 %
https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json124 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

19,035
Credentials required
no17,653 93 %
yes1,382 7.3 %

Per property, the measured values inside this excerpt. The share refers to the 19,035 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. 19,035 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 20,801 entries in this excerpt17,653 shared MCP servers without a declared package registry 13,011 entries in this excerpt13,011 shared Remotely executed MCP servers 12,812 entries in this excerpt12,732 shared MCP servers over streamable-http only 11,718 entries in this excerpt11,652 shared MCP servers with a repository URL 19,525 entries in this excerpt13,615 shared Remote MCP servers with a repository URL 7,786 entries in this excerpt7,713 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 3,151 to 3,200 of 19,035

Entries
Elexonio.github.pipeworx-io/elexon
Eliio.github.Larshiensch99/eli
Elias MCP Sample Serverio.github.elpadev/sample-mcp-server-python-package
Elicitlyai.elicitly/elicitly
Elicitly Proai.elicitly/pro
Elifeio.github.pipeworx-io/elife
ElkassabgiDatacom.elkassabgidata/elkassabgidata
Ellmos Clatcher MCPio.github.ellmos-ai/ellmos-clatcher-mcp
Elnora MCP Serverio.github.Elnora-AI/elnora-mcp-server
Elron Club Public Rentalsclub.elron/public-rentals
Elucora Evidence APIcom.elucora/evidence
Email Deliverability Audit APIio.github.Br0ski777/email-deliverability
Email Finder APIio.github.Br0ski777/email-finder
Email Send APIio.github.Br0ski777/email-send
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
Email Verification APIio.github.Br0ski777/email-verification
Email Verification MCPio.github.FoundryNet/email-verify-mcp
EmailMCPio.setip/emailmcp
Emailableio.github.pipeworx-io/emailable
Embers: Tabletop RPG Toolkitcom.embersds/embers
Embgrepio.github.ArkNill/embgrep
Emdbio.github.pipeworx-io/emdb
Emerging Tech Center — AI Agent Gig Boardcom.emergingtechcenter/gigs
EmidLabs Backtestio.github.emidlabs/backtest-mcp
Emisoras de Colombiacom.emisorasdecolombia/radio
Emisso Connectai.emisso/connect
Emojiio.github.pipeworx-io/emoji
Emoji Oracleio.github.pipeworx-io/emoji-oracle
Emscio.github.pipeworx-io/emsc
EnCirca Domainscom.encirca/domains
EnConvertcom.enconvert/mcp
Enciclopedia Católica Wikitólicacom.wikitolica/mcp
Encouragement MCPio.github.zekerutledge/encouragement-mcp
Endlssio.endlss/endlss-mcp-server
Endoflifeio.github.pipeworx-io/endoflife
Endorsocom.endorso/endorso
Endpoint AIopsio.github.AIops-tools/endpoint-aiops
Enel CE: Downloadio.github.mcp-dir/contas_enel_ce_download-mcp
Enel RJ: Downloadio.github.mcp-dir/contas_enel_rj_download-mcp
Enel RJ: Download + OCRio.github.mcp-dir/contas_enel_rj_download_ocr-mcp
Enel RJ: Lista de Instalaçõesio.github.mcp-dir/contas_enel_rj_instalacoes-mcp
Enel SP: Downloadio.github.mcp-dir/contas_enel_sp_download-mcp
Enel SP: Download + OCRio.github.mcp-dir/contas_enel_sp_download_ocr-mcp
Enel SP: Gestão Imobiliáriaio.github.mcp-dir/contas_enel_sp_gestao_imob-mcp
Energetica — Argentine Oil & Gas Dataar.energetica/data

All 19,035 entries in the list, with filters and pagination

tracevero · https://tracevero.com/themen/ohne-umgebungsvariablen?seite=64