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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 18,300 of 24,189 in the registry
in this excerpt 76 % of 24,189 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)

18,282
Delivery form (raw)
remote12,026 66 %
paket5,359 29 %
paket und remote520 2.8 %
keines377 2.1 %

not recorded for 18 entries

Execution location

18,300
Execution location
remote12,155 66 %
local6,145 34 %

Repository platform (raw)

18,282
Repository platform (raw)
github13,194 72 %
nothing declared5,069 28 %
gitlab19 0.1 %

not recorded for 18 entries

Repository URL listed

18,300
Repository URL listed
yes13,224 72 %
no5,076 28 %

Schema version of the raw record (raw)

18,282
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json16,262 89 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json1,021 5.6 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json437 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

18,300
Credentials required
no16,985 93 %
yes1,315 7.2 %

Per property, the measured values inside this excerpt. The share refers to the 18,300 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. 18,300 entries at 200 each are 92 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 20,020 entries in this excerpt16,985 shared MCP servers without a declared package registry 12,418 entries in this excerpt12,418 shared Remotely executed MCP servers 12,233 entries in this excerpt12,155 shared MCP servers over streamable-http only 11,159 entries in this excerpt11,094 shared MCP servers with a repository URL 18,888 entries in this excerpt13,224 shared Remote MCP servers with a repository URL 7,533 entries in this excerpt7,462 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 10,401 to 10,450 of 18,300

Entries
Zwier (Group event planner)app.zwier/mcp
Zyberno stock valuationcom.zyberno/zyberno
Zyla API Hubcom.zylalabs/api-hub
Zyntra - Temp e-mails MCPio.github.dd77ss/zyntra-mail
Zyrax Guardio.github.tiagosilva07/zyrax-guard
Zyrvix Docscom.zyrvix/docs
a2a2p — Agent-to-Agent-to-Physicalcom.a2a2p/a2a2p
a9n9 Deep Researchnet.a9n9/deep-research
aNotepadcom.anotepad/notes
aTars MCPai.aarna/atars-mcp
aXio.github.ax-platform/ax-platform
aaaa-nexus — Formally Verified AI Safety APIsio.github.atomadictech/aaaa-nexus
ablakarajanlat.hu Nyílászáró MCPhu.ablakarajanlat/nyilaszaro-mcp
ableton-mind — Ableton Live MCP serverio.github.Pantani/ableton-mind
aboardme.untype/aboard
ac.tandem/docs-mcpac.tandem/docs-mcp
acikpozio.github.gulmezeren2-byte/acikpoz
acrawlio.github.Mingye-Lu/acrawl
adb-mcp — Android emulator and device control over adbio.github.iksnerd/adb-mcp
adviceio.github.pipeworx-io/advice
aeX402 — Cross-Chain DeFi MCP: LINQ, AMM, Bridge, AIcom.aex402/rpc
aether studio — AI Image Generation, Editing & Creative Workflowio.github.chaehomie/aether-studio
agency.goji/gojiagency.goji/goji
agency.lona/tradingagency.lona/trading
agent-checkcom.basenull/agent-check
agent-deviceio.github.callstackincubator/agent-device
agent-deviceio.github.callstack/agent-device
agent-exporter MCP bridgeio.github.xiaojiou176-open/agent-exporter-mcp
agent-talkcom.basenull/agent-talk
agent-toolio.github.knewstimek/agent-tool
agent-tools (x402 + MCP + A2A directory)io.github.AgentTools-Cloud/agent-tools-mcp
agent-web — URL to LLM-ready markdown: a polite, robots-respecting web page reader (free)io.github.foomworks/agent-web
agent4.ioio.agent4/agent4-tenant
agentViewde.agentview/agentview-mcp
agentburnio.github.Socialpranker/agentburn
agentcentralto.agentcentral/amazon-seller-central
agentdocsio.github.titov-d/agentdocs
agentfeeds.jpjp.agentfeeds.api/agentfeeds
agentfenstercom.agentfenster/agentfenster
agentholdio.github.edobusy/agenthold
agenthosteu.agenthost/agenthost
agenticweb.nl — Dutch open datanl.agenticweb/dutch-data
agentmemio.github.Thezenmonster/agentmem
agentmemio.github.oxgeneral/agentmem
agentraceio.github.ura-tools/agentrace
agents.u.cashio.github.uantum/agents-u-cash
agentsbase — Email for AI Agentsnet.agentsbase/mcp
agentsync (remote)io.github.jarmstrong158/agentsync-remote
agenttooldev.agenttool/agenttool
agentverseio.github.doc2mcp/agentverse

All 18,300 entries in the list, with filters and pagination

tracevero · https://tracevero.com/en/themen/ohne-umgebungsvariablen?seite=209