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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 5,001 to 5,050 of 16,909

Entries
MTG-MCPio.github.wtfregia/mtg-mcp
MUJ428 Trust Layer — VERIFY BEFORE ACTio.github.wmujahid428-web/trust-layer
MUJ428 Trust Layer — VERIFY BEFORE ACTio.github.wmujahid428-web/muj428-trust-layer
MVR API - Minimum Viable Relationshipsio.github.africanmarketos591/mvr-api
MaBoSS Boolean Network Simulatorio.github.marcorusc/MaBoSS
MaCalculatriceEnLigneio.github.tresor4k/macalc-mcp
MaShop MCPapp.mashop/mcp
Mac Calendar MCPio.github.wagamama/mac-calendar-mcp
Mac Mail MCPio.github.wagamama/mac-mail-mcp
Mac-letterheadio.github.easytocloud/mac-letterhead
MacTech CMMC / NIST 800-171com.mactechsolutionsllc.www/cmmc
MacTech Federal Marketcom.mactechsolutionsllc.www/federal-market
MacTech STIGcom.mactechsolutionsllc.www/stig
Macaroon Networkcom.macaroonnetwork/mcp-server
Macbethio.github.wende/macbeth
Macfaxcom.macfax/macfax
Machina World Cup Intelligencegg.machina/world-cup-intelligence
Macro Snapshotio.github.pipeworx-io/macro-snapshot
Macrostratio.github.pipeworx-io/macrostrat
Macvendorsio.github.pipeworx-io/macvendors
Madario.github.mohanagy/madar
Madrid Eventsio.github.pipeworx-io/madrid-events
Magellan Data Spotlightio.magellandata/spotlight
Magento Cloud MCP Serverio.github.juan-cinto-infracommerce/magento-cloud
Maggio.github.sitbon/magg
Magic 8 Ballio.github.pipeworx-io/magic-8-ball
Magic 8 Balllive.alpic.new-test-cli-239fbe01/new-test-cli
Magic 8 Ball QA Demolive.alpic.test5-ca2cc17f/test5
Magic Insightsai.magicinsights/insights
MagicSlidesio.github.theindianappguy/magicslides-mcp
MagicTeXio.github.ZoeLinUTS/magictex
Magnifica.family Pope Catholic AI Compassio.github.a-church-ai/magnifica-family
Maguyvaai.maguyva/maguyva
Maha OS Cognitive Gatewaycom.maha-os/cognitive-gateway
Mail.appio.github.p-l-ta/mail-mcp
MailFathomio.github.Krzysztof318/mailfathom
MailFixturecom.mailfixture/mailfixture
MailJunkyai.mailjunky/mcp
MailMCPio.mailmcp/mailmcp
MailStreamapp.mailstream/mailstream
MailX Email Deliverabilitycom.themailx/email-deliverability
Mailboxio.github.psyb0t/mailbox
Mailcannonio.github.AinaLuc/mailcannon
Mailchimpio.github.pipeworx-io/mailchimp
Maindex Expert Memory Serviceio.maindex/expert
Maindex Smart Memory Serviceio.maindex/smart
Mainlinedev.mainline/mcp
Maintenance Concierge AIcom.checkmycontractorquote/maintenance-concierge-ai
Make Bracket Online MCPio.github.rocnubie/makebracket-mcp
Make Effectsio.github.krasnoperov/makefx

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

tracevero · https://tracevero.com/en/themen/ohne-umgebungsvariablen?seite=101