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MCP servers without declared environment variables

The manifest explicitly declares no environment variable. That is the empty value of a piece of original data, not "not recorded".

33,944 servers 80% of 42,239 in the directory

This category in numbers

The most frequent value per property, counted across the entries of this category. The full distribution is further down.

Entries

Filter further

Entries 19,051 to 19,100 of 33,944

Entries
Telegram Channel Scraperio.github.bkeller-research/telegram-channel-scraper
Telegram Channel Scraper - Posts, Media & Buttons | No Loginio.github.AnshumanAtrey/telegram-channel-scraper
Telegram Managed Bot Factoryio.github.laser54/bot-factory
Telenow — AI Phone Calls & Voice Agentsai.telenow/telenow
Telepromptercom.teleprompter/teleprompter
Telerivetcom.telerivet/telerivet
Telesherpa Ontology Platformcom.telesherpa/ontology-platform
Telethon Plusio.github.psyb0t/telethon-plus
Tellers.AIai.tellers.mcp/tellers-mcp
Tellseedcom.tellseed/campaigns
Telnyx Lookupio.github.pipeworx-io/telnyx-lookup
Telofyapp.telofy/telofy
Telys — on-device memoryio.github.thyn-ai/telys
Temp Mailio.temp-mail/temp-mail
TempGuru Event Staffingco.tempguru/event-staffing
Temperature Randomio.github.pipeworx-io/temperature-random
Tempicom.meettempi/tempi
Tempi accountcom.meettempi/tempi-account
Templatelive.alpic.email-mcp-400f7a0b/email-mcp
Templatelive.alpic.email-mcp-dbb94dbf/email-mcp
Templatelive.alpic.email-mcp-ded4e7db/email-mcp
Templatelive.alpic.node-email-mcp-b25f10ec/node-email-mcp
Templatelive.alpic.node-mcp-3a40efc5/node-mcp
Templatelive.alpic.staging.template-0f352e26/template
Templatelive.alpic.staging.template-nodejs-d3cd3099/template-nodejs
Template MCP Servercom.microsoft/template-server-name
Template MCP serverlive.alpic.staging.node-email-mcp-25ea0992/node-email-mcp
Template servlive.alpic.staging.mcp-server-template-5eacc5c3/mcp-server-template
Template serverlive.alpic.staging.mcp-server-template--1488dac2/mcp-server-template-nodejs
Template serverlive.alpic.staging.mcp-server-template-7b99436a/mcp-server-template
Template serverlive.alpic.staging.mcp-server-template-8068f74b/mcp-server-template
Template serverlive.alpic.staging.mcp-server-template-90a89880/mcp-server-template
Template serverlive.alpic.staging.mcp-server-template-99cbcf02/mcp-server-template
Template serverlive.alpic.staging.server-template-3b6131fe/server-template
Template serverlive.alpic.template-server-8e74ee32/template-server
Template serverlive.alpic.template-server-ed7df515/template-server
Template server!live.alpic.staging.mcp-template-e37c5898/mcp-template
Template!live.alpic.staging.mcp-server-6283dc54/mcp-server
TempoGraphio.github.Elmoaid/tempograph
TempoRevenuecom.temporevenue/proposals
Tempreon — Personal AI Memorycom.tempreon/tempreon
TempusLogcom.tempuslog/tempuslog
Temsor API — Turkey & EU business datacom.temsor/api
Temwayio.github.temway/mcp-server
Tencent Lexiang MCP Serverio.github.tencent-lexiang/lexiang-mcp-server
Tendcom.tendladder/tend
Tendaai.eshmere/tenda
Tendem MCP serverio.github.Toloka/tendem-mcp
TenderDeltaapp.netlify.tenderdelta/tenders
TenderFitio.github.spiritpath/tenderfit

All 33,944 entries in the list, with filters and pagination

What this category selects

What this category selects
Environment variables (raw)nothing declared
measured directly

A derived value carries its original data beside it; the derivation rule is published, with a version, on the methodology page.

Caveats, distribution and query

What this category does not say

  • Environment variables (raw) is the complete, sorted enumeration of what a manifest declares. So "nothing declared" means exactly that and nothing else: an entry that also declares something different is not in this category.
  • The empty value means "the source explicitly declares nothing here". It does not mean "not recorded": what was never recorded is in no category of this property.

What is measured is what a manifest declares, not what a piece of software does. This registry fetches no repository URL, no endpoint and no package index; nothing here is verified. Which value comes from which source, and by which rule it was formed, is set out in the Methodology.

Every sentence here follows from the condition above, not from an assessment.

How this category is distributed

Repository platform (raw)

33,926
Repository platform (raw)
github22,333 66 %
nothing declared11,520 34 %
gitlab73 0.2 %

not recorded for 18 entries

Repository URL listed

33,944
Repository URL listed
yes22,417 66 %
no11,527 34 %

Delivery form (raw)

33,926
Delivery form (raw)
remote24,828 73 %
package7,873 23 %
package and remote731 2.2 %
neither494 1.5 %

not recorded for 18 entries

Execution location

33,944
Execution location
remote24,979 74 %
local8,965 26 %

Icon formats (raw)

33,926
Icon formats (raw)
nothing declared30,197 89 %
image/png2,274 6.7 %
image/png, image/svg+xml722 2.1 %
image/svg+xml645 1.9 %
image/webp47 0.1 %
image/jpeg31 0.1 %

and 6 more values · not recorded for 18 entries

Schema version of the raw record (raw)

33,926
Schema version of the raw record (raw)
https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json31,535 93 %
https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json1,266 3.7 %
https://static.modelcontextprotocol.io/schemas/2025-07-09/server.schema.json495 1.5 %
https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json490 1.4 %
https://static.modelcontextprotocol.io/schemas/2025-09-16/server.schema.json132 0.4 %
https://static.modelcontextprotocol.org/schemas/2025-12-11/server.schema.json3 0.0 %

and 5 more values · not recorded for 18 entries

Per property, the measured values inside this category. The share refers to the 33,944 entries of the category, not to the registry. Shown are 6 of 8 properties: those whose values spread the most inside this category.

The same category 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. 33,944 entries at 200 each are 170 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 category. The feed carries an identifier of its own, so a feed reader keeps it apart from the full stream.

Categories sharing entries with this one

MCP servers without declared required secrets 36,126 entries in this category31,685 shared MCP servers without a declared package registry 25,337 entries in this category25,337 shared Remotely executed MCP servers 25,096 entries in this category24,979 shared MCP servers over streamable-http only 23,859 entries in this category23,758 shared MCP servers with a repository URL 30,309 entries in this category22,417 shared Remote MCP servers with a repository URL 14,077 entries in this category13,971 shared

Per neighbour its own size and the counted number of shared entries. A category without a single shared entry is not listed here.

tracevero · https://tracevero.com/themen/ohne-umgebungsvariablen?seite=382