1.floci-io / floci
Light, fluffy, and always free - The AWS Local Emulator alternative
+2,344 stars
from 27,243 · score 7.76
Trending repositories
Ranked by Attention Score: stars gained over the last 7 complete days
22 repositories by Attention Score · Oct 29, 2026 – Nov 4, 2026 (UTC)
2.axllent / mailpit
An email and SMTP testing tool with API for developers
- email-testing
- go
- golang
- smtp-server
- smtp-relay
- smtp-testing
- +2 more
+59 stars
from 10,784 · score 4.09
3.mswjs / msw
The industry standard for API mocking in JavaScript.
+14 stars
from 18,317 · score 2.71
4.stretchr / testify
A toolkit with common assertions and mocks that plays nicely with the standard library
+8 stars
from 26,236 · score 2.20
5.godot-gdunit-labs / gdUnit4
Embedded unit testing framework for Godot 4 supporting GDScript and C#. Features test-driven development, embedded test inspector, extensive assertions, mocking, scene testing.
- test-automation
- testing
- testing-tools
- unit-test
- unittest
- unittest-framework
- +6 more
+6 stars
from 1,283 · score 1.95
+5 stars
from 16,197 · score 1.79
7.mockoon / mockoon
Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.
+5 stars
from 8,464 · score 1.79
8.karatelabs / karate
Test Automation Made Simple
- test-automation
- assertions
- testing-tools
- mock-server
- automated-testing
- webdriver
- +10 more
+4 stars
from 9,001 · score 1.61
9.mccutchen / go-httpbin
A reasonably complete and well-tested golang port of httpbin, with zero dependencies outside the go stdlib.
+4 stars
from 890 · score 1.61
+2 stars
from 6,412 · score 1.10
11.matryer / moq
Interface mocking tool for go generate
+2 stars
from 2,204 · score 1.10
12.maxbrunsfeld / counterfeiter
A tool for generating self-contained, type-safe test doubles in go
+2 stars
from 1,145 · score 1.10
13.tarampampam / webhook-tester
🔭 Powerful tool for testing WebHooks and more
+2 stars
from 550 · score 1.10
+2 stars
from 122 · score 1.10
15.ardatan / graphql-tools
:wrench: Utility library for GraphQL to build, stitch and mock GraphQL schemas in the SDL-first approach
+1 stars
from 5,432 · score 0.69
16.AliSoftware / OHHTTPStubs
Stub your network requests easily! Test your apps with fake network data and custom response time, response code and headers!
+1 stars
from 5,065 · score 0.69
17.APIs-guru / graphql-faker
🎲 Mock or extend your GraphQL API with faked data. No coding required.
+1 stars
from 2,712 · score 0.69
+1 stars
from 2,078 · score 0.69
19.marmelab / json-graphql-server
Get a full fake GraphQL API with zero coding in less than 30 seconds.
- graphql
- graphql-server
- express-graphql
+1 stars
from 1,948 · score 0.69
20.tonerdo / pose
Replace any .NET method (including static and non-virtual) with a delegate
- testing
- testing-framework
- isolation-framework
- dotnet
- dotnet-core
- csharp
- +1 more
+1 stars
from 1,105 · score 0.69
+1 stars
from 752 · score 0.69
22.specmatic / specmatic
Shift-left API Integration | Auto-fix integration drift before integration. Specmatic turns API specifications into executable contracts, continuously verifying that every change made by AI coding agents and engineers stays true to the desired behaviour. Ship AI-ready APIs 10x faster, from intent to implementation, with Spec-Driven API Development.
- contract-testing
- microservices
- contract-driven-development
- cdd
- specmatic
- asyncapi
- +10 more
+1 stars
from 400 · score 0.69