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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 17,586 of 23,407 in the registry
in this excerpt 75 % of 23,407 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)

17,568
Delivery form (raw)
remote11,379 65 %
paket5,303 30 %
paket und remote511 2.9 %
keines375 2.1 %

not recorded for 18 entries

Execution location

17,586
Execution location
remote11,508 65 %
local6,078 35 %

Repository platform (raw)

17,568
Repository platform (raw)
github12,620 72 %
nothing declared4,929 28 %
gitlab19 0.1 %

not recorded for 18 entries

Repository URL listed

17,586
Repository URL listed
yes12,650 72 %
no4,936 28 %

Schema version of the raw record (raw)

17,568
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json15,556 88 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json1,012 5.8 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json438 2.5 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json435 2.5 %
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

17,586
Credentials required
no16,301 93 %
yes1,285 7.3 %

Per property, the measured values inside this excerpt. The share refers to the 17,586 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. 17,586 entries at 200 each are 88 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 19,295 entries in this excerpt16,301 shared MCP servers without a declared package registry 11,769 entries in this excerpt11,769 shared Remotely executed MCP servers 11,585 entries in this excerpt11,508 shared MCP servers over streamable-http only 10,515 entries in this excerpt10,451 shared MCP servers with a repository URL 18,250 entries in this excerpt12,650 shared Remote MCP servers with a repository URL 7,015 entries in this excerpt6,945 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 6,551 to 6,600 of 17,586

Entries
Plainsight MCPpro.plainsight/mcp
PlanExeio.github.PlanExeOrg/planexe
PlanWrighttools.planwright/planwright
Planableio.planable/mcp
PlanetScaleio.github.planetscale/mcp-server
Planform MCP Serverio.github.ShirBarZur/planform-mcp
Planner — provable "done" for AI agentscom.monopoly-gold.planner/mcp
Planning Center MCP Servercom.planningcenter/mcp
Planomy Plannerio.github.demorphed6-lgtm/planomy-mcp
Plant Genomicsio.github.musharna/plant-genomics-mcp
Plant-Based Nutrition Protocolsio.github.rabyavalla/nutrition-protocols
Plateto.plate/mcp
Plati.Marketmarket.plati.mcp/digimarket
Platterio.github.ScriptSmith/platter
Platterio.github.hadriangateway/platter
PlayByKey Music Theorycom.playbykey/theory-mcp
Player's Bank MCPio.github.mcp-dir/playersbank-mcp
Pleasanter MCPio.github.Implem/pleasanter-mcp
Please Remindio.github.pozymasika/please-remind
Plexacom.joinplexa/plexa
Plixanacom.plixana/crm
Ploi Cloudio.github.ploicloud/ploi-cloud
Plosio.github.pipeworx-io/plos
PlugRail Japanese Calendardev.plugrail/jp-calendar
Plumbio.github.plumbkit/plumb
Plytoai.plyto/crm
PnL Labs — Solana Trust & Risk Checksio.github.PnLlabs/pnllabs
Pocket Drivesai.pocketdrives/pocket-drives
PodLearnio.github.blutrich/podlearn
PodMulecom.podmule/podmule
Podatki Siio.github.pipeworx-io/podatki-si
Podcastindexio.github.pipeworx-io/podcastindex
Podlexcom.aloudable/podlex
Podstowapp.podstow/podstow
Poetrydbio.github.pipeworx-io/poetrydb
PointBagelcom.pointbagel/pointbagel
Pointer Minerals — Texas Oil & Gas Datacom.pointerminerals/oil-gas-data
Pointify Travelcom.pointifytravels/travel
Poland Invoices (KSeF 2.0 national e-invoice API)app.wishpool/poland-invoice-mcp
Poland Payments (Stripe — BLIK)app.wishpool/poland-payments-mcp
PolicyLayercom.policylayer/policylayer
Polis Protocolio.github.yehudalevy-collab/polis-protocol
Politics Feedsio.github.pipeworx-io/politics-feeds
Politikdata.dk MCPdk.politikdata/mcp
Pollar Newsnews.pollar/pollar-news
Pollen Store Catalogin.elytron/pollen-store
Pollen — Managed Agent-Readiness Layerin.elytron/pollen
PolyBridgeio.github.crowdvector/polybridge-mcp
Polyfork low-poly 3D assetsdev.polyfork/polyfork
Polyglot Database MCPio.github.hyperpolymath/poly-db-mcp

All 17,586 entries in the list, with filters and pagination

tracevero · https://tracevero.com/en/themen/ohne-umgebungsvariablen?seite=132