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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 16,909 of 22,700 in the registry
in this excerpt 74 % of 22,700 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)

16,891
Delivery form (raw)
remote10,743 64 %
paket5,275 31 %
paket und remote501 3.0 %
keines372 2.2 %

not recorded for 18 entries

Execution location

16,909
Execution location
remote10,871 64 %
local6,038 36 %

Repository platform (raw)

16,891
Repository platform (raw)
github12,141 72 %
nothing declared4,731 28 %
gitlab19 0.1 %

not recorded for 18 entries

Repository URL listed

16,909
Repository URL listed
yes12,171 72 %
no4,738 28 %

Schema version of the raw record (raw)

16,891
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json14,930 88 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json964 5.7 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json435 2.6 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json435 2.6 %
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

16,909
Credentials required
no15,628 92 %
yes1,281 7.6 %

Per property, the measured values inside this excerpt. The share refers to the 16,909 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. 16,909 entries at 200 each are 85 requests; the total is in the X-Gesamt header.

Excerpts sharing entries with this one

MCP servers without credentials 18,609 entries in this excerpt15,628 shared MCP servers without a declared package registry 11,130 entries in this excerpt11,130 shared Remotely executed MCP servers 10,949 entries in this excerpt10,871 shared MCP servers over streamable-http only 9,880 entries in this excerpt9,816 shared MCP servers with a repository URL 17,743 entries in this excerpt12,171 shared Remote MCP servers with a repository URL 6,581 entries in this excerpt6,510 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 4,701 to 4,750 of 16,909

Entries
Libretranslateio.github.pipeworx-io/libretranslate
Librivoxio.github.pipeworx-io/librivox
Licensesio.github.pipeworx-io/licenses
Licensyai.licensy/mcp-server
Lichessio.github.pipeworx-io/lichess
Lichess MCP by UnClickio.github.malamutemayhem/lichess
Liciumio.github.Licium-ai/licium
Lie Detector Testcom.liedetectortest/lie-detector-test
Liepin Jobsio.github.xllinbupt/liepin-jobs
Lifestyle Medicine Knowledgeio.github.rabyavalla/lifestyle-medicine-knowledge
Lificio.github.VoidNullable/lific
LiftMCPcom.liftmcp/platform
Liftliio.github.liftli-ai/liftli
LightNow MCP Proxyio.github.lightnow-ai/lightnow-proxy
Lightbringercom.lightbringer/connector
Lightning Walletio.github.lightningfaucet/lightning-wallet-mcp
Lightyear CryptoPunksio.github.Lightyear-Technologies-Limited/cryptopunks
Lika Rikase.likarika/budget
LimeFlight MCPio.github.yaos/limeflight-mcp
Liminalityai.physea/liminality
Liminaryio.liminary.api/mcp
LimitGuard Trust Intelligenceai.limitguard.api/trust-intelligence
Limite de Crédito PJio.github.mcp-dir/credito_pj_limite-mcp
Limitless MCP Serverio.github.joinQuantish/limitless
Limzo Telegram Group Statscom.limzo/telegram-group-stats
LineBreak Gate & Spec Bridgecom.linebreakapp/linebreak-gate
Linearapp.linear/linear
Lineario.github.pipeworx-io/linear
Linear-Task-Brokerio.github.Evozim/linear-broker
Lineuplive.alpic.lineup-bf157e35/lineup
Linggen - Local RAGio.github.linggen/linggen
Lingua Universale MCP Serverio.github.rafapra3008/lu-mcp-server
Link Centercenter.mylink/link-center
LinkDealai.linkdeal.www/mcp
LinkListio.linklist/linklist
LinkMCPio.linkmcp/linkmcp
LinkMeta MCPio.github.dpozimski/linkmeta-mcp
LinkPulseio.github.walkojas-boop/linkpulse
LinkShrink MCPio.github.dpozimski/linkshrink-mcp
Linkbreakers MCPcom.linkbreakers/mcp
LinkedIn Ads MCP Serverio.github.cesteral/linkedin-mcp
LinkedIn Decision Maker Finderio.github.piotrv1001/linkedin-decision-maker-finder
LinkedIn MCP (by TalkToHumans)io.github.CoolSapiens/linkedin-mcp
LinkedIn MCP Serverai.com.mcp/linkedin
LinkedIn MCP Serverio.github.prakharagarwal-dev/linkedin-mcp-server
LinkedIn MCP Server (Salesbot)cz.salesbot/linkedin-mcp-server
Linkedin Humblebragio.github.pipeworx-io/linkedin-humblebrag
Linkedin_adsio.github.pipeworx-io/linkedin_ads
Linkupso.linkup.mcp/linkup-mcp-server
Linux Filesystemio.github.rghsoftware/linux-filesystem

All 16,909 entries in the list, with filters and pagination

tracevero · https://tracevero.com/en/themen/ohne-umgebungsvariablen?seite=95