Side-by-side comparison of two listed Dev Tools — real listing data only, no paid placement.
On record, they differ in: pricing (httpbin Free vs TestMace Paid); unique tags (httpbin 5: #http #testing #api +2 more vs TestMace 5: #indie #api-testing #automation +2 more). Same category (Dev Tools). Listing facts only — not a recommendation.
A simple HTTP Request & Response Service
httpbin is a lightweight HTTP request and response testing service. It provides endpoints for inspecting various HTTP methods, headers, and payloads, making it useful for debugging and development. The service can be run locally via Docker or accessed online at httpbin.org.
Published 2026-08-13 · Links checked 2026-09-09
Your IDE for working with an API
TestMace is a modern, cross-platform tool for API development and automated testing. It offers features like complex test creation, API import, teamwork support, variables, autocomplete, JavaScript tests, syntax highlighting, and undo/redo. The tool is available for macOS, Windows, and Linux, with options for version control or cloud synchronization for team collaboration.
Published 2026-08-08 · Links checked 2026-09-06
| httpbin | TestMace | |
|---|---|---|
| Pricing | Free | Paid |
| Category | Dev Tools | Dev Tools |
| Rank in Dev Tools | not in top 50 of 77 | not in top 50 of 77 |
| Alternatives listed | 6 → | 12 → |
| Shared tags | none | |
| Unique tags | #http #testing #api #debugging #docker | #indie #api-testing #automation #cross-platform #teamwork |
| Platforms | Not detected on official site (checked 2026-09-15) | macOS · Windows · Linux |
| Pricing page | Not detected on official site (checked 2026-09-15) | Official pricing page |
| Free trial | Not detected on official site (checked 2026-09-15) | Mentioned on the official pricing page |
| Source code | github.com/requests/httpbin | Not detected on official site (checked 2026-09-20) |
| Documentation | Not detected on official site (checked 2026-09-15) | docs.testmace.com/cli/cli |
| In their own words | — | Your IDE for working with an API. Work with an API following the best software development practices— official site (homepage description), checked |
| Official channels | — | InstagramFacebookTelegramProduct Huntdeclared on testmace.com via homepage link with a matching handle |
| Official website | httpbin.org | testmace.com |
| Site preview | ||
Rank = neutral rotation by listing ID, not a quality score · how it works
Only platforms with an official store or installer link are listed; others may exist.
httpbin is Free; TestMace is Paid. Both are listed in Dev Tools on ToolDock.
httpbin is listed as free; TestMace is listed as paid — no free tier on record. Pricing label set at listing time; official pricing page linked where verified — see each official website for current details.
Both are Dev Tools listed on ToolDock.
ToolDock keeps a tag-matched alternatives list for each: see httpbin alternatives and TestMace alternatives.