TestAtlas vs Postman MCP Server
TestAtlas is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑17.
TestAtlas is a plugin bundle for AI coding tools published by Karzone. No marketplace we read lists it any more. Postman MCP Server is an MCP server published by postman.com. Marketplaces we read that list it: 2 (Official MCP Registry, Docker MCP Catalog). As of our marketplace pass on 2026-10-24. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace |   Postman MCP Server | |
|---|---|---|
| Community marketplace karzone/testatlas | Removed on 2026-10-17 Version: 0.1.3 Forks (GitHub): 0 Stars (GitHub): 3 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 2.14.0 Downloads/month (npm): 31 313 Downloads/week (npm): 4 401 Forks (GitHub): 88 Stars (GitHub): 324 Not marked · First seen |
| Docker MCP Catalog | Not listed | Listed Version: sha256:73f715030cbe Forks (GitHub): 88 Pulls (Docker Hub): 46 140 Stars (Docker Hub): 6 Stars (GitHub): 324 Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | TestAtlasno longer listed · | Postman MCP Server |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 2 |
| Stars (GitHub) (differs) | 3 | 324 |
| Pulls (Docker Hub) (differs) | No figure on Docker Hub | 46 140 |
| Forks (GitHub) (differs) | 0 | 88 |
| Last release (differs) | Not published | 2026-10-16 |
| Where it runs (differs) | Installs as a plugin bundle | Remote server or your machine |
| Transport (differs) | Not stated | Streamable HTTP, stdio |
| Tools it declares (differs) | Not published | 42 |
| Environment variables it asks for (differs) | Not published | 1, secrets among them: 1 |
| Hooks it runs (differs) | 1 | Not published |
| Parts of the bundle (differs) | 5 | Not a bundle |
| Licence (differs) | MIT | Apache-2.0 |
| Repository (differs) | github.com/karzone/testatlas | github.com/postmanlabs/postman-mcp-server |
| Changes in the last 7 days (differs) | 2 | 0 |
| First seen (differs) | 2026-10-13 | 2026-10-11 |
| Endpoint at the last check (differs) | no remote endpoint we check | Responded 22 h ago, requires a key |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of TestAtlas
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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Find test gaps, generate grounded tests, and dynamically prove behavior with mutation testing.
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Agent skills for Meticulous visual regression testing — review test runs, investigate replays, debug diffs. Also connects the hosted Meticulous MCP server.
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Comprehensive testing toolkit for test strategy, coverage analysis, and test data generation. Includes test strategist agent for planning optimal testing approaches.
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Tells AI agents which files to test first — churn, coverage, and test mapping as risk scores.
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QA process setup with AAA test cases, P0-P4 bug tracking, metrics reports, OWASP security testing and third-party handoffs. Use for test planning, approved-batch execution and…
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Use this agent for analyzing test results, synthesizing test data, identifying trends, and genera...
What each says it does
TestAtlas
Find existing steps before writing new ones, trace the blast radius of a change, and keep the map fresh
Postman MCP Server
Give your AI agents trusted access to the full Postman platform.
How to run each
TestAtlas
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
Postman MCP Server As a remote MCP server
claude mcp add --transport http postman-mcp-server https://mcp.postman.com/mcp --header "Authorization: Bearer <YOUR_TOKEN>"Requires: POSTMAN_API_KEY (secret), Authorization header
Commands built only from what the marketplaces declare; the full set for every client is on each card.
Only Postman MCP Server has a remote endpoint we check. How we check endpoints
Tools each declares
The marketplaces of TestAtlas publish no list of tools, so we do not compare tools.
Settings each asks for
The marketplaces of TestAtlas publish no settings it asks for, so we do not compare settings.
What it can do: TestAtlas · What it can do: Postman MCP Server · Compare two other plugins
Data comes from public marketplace files in GitHub repositories of their authors. Data comes from the Official MCP Registry (registry.modelcontextprotocol.io), CC0 1.0. Data comes from the Docker MCP Catalog (desktop.docker.com/mcp/catalog) and Docker Hub. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.