Repository Index

Angora is a mutation-based fuzzer. The main goal of Angora is to increase branch coverage by solving path constraints without symbolic execution.

• fuzzing
• security
• fuzzer
• afl

Data generation and property-based testing for Elixir. 🔮

• elixir
• property-based-testing
• property-testing
• data-generation

A testing micro framework for creating function test doubles

• tdd
• fake-functions
• c-plus-plus
• c

Wallet UI simulation tool for BTC, ETH, SOL, XRP, and 200+ assets. Customize displayed balances in a controlled demo environment with persistent visual settings and screenshot-ready previews. Designed for testing, demonstrations, and UI prototyping without altering actual blockchain balances or transactions.

• bitcoin-transaction-tool
• browser-crypto-wallet
• crypto-broadcast-api
• electrum-payment

PropEr: a QuickCheck-inspired property-based testing tool for Erlang

• erlang
• release-badge
• codecov-badge
• erlang-versions-badge

A reasonably complete and well-tested golang port of httpbin, with zero dependencies outside the go stdlib.

• httpbin
• golang
• testing
• http

Machine.Specifications is a Context/Specification framework for .NET that removes language noise and simplifies tests.

• mspec
• dotnet
• unit-testing

🎯🗯 Dataset generation for AI chatbots, NLP tasks, named entity recognition or text classification models using a simple DSL!

• chatito
• nlu
• dataset
• nlp

A Comprehensive Coverage Testing System for The Go Programming Language

• go
• coverage-testing
• testing-tools

Full featured next gen Clojure test runner

• clojure
• clojurescript
• testing
• testing-tools

C++ Benchmark Authoring Library/Framework

• benchmark
• benchmark-tests
• measurements
• c-plus-plus

Coverage report tool for Elixir with coveralls.io integration.

Open-source self-improving QA agent for software teams. A test harness with memory. Write tests in natural language for web and mobile. agent-qa learns from every run, adapts to UI changes, and catches regressions before you ship.

• playwright
• end-to-end-testing
• ai-testing
• ai-agents

Code coverage for Xcode projects (Objective-C only)

• xcode
• coverage
• objective-c

Typed TypeScript SDK for direct and managed social platform integrations, with capability checks, explicit outcomes, and deterministic testing.

• api-integration
• bluesky
• bun
• developer-tools

Mock HTTPX with awesome request patterns and response side effects 🦋

• httpx
• testing
• pytest
• mock

BDD-style framework for Swift

GenFu is a library you can use to generate realistic test data. It is composed of several property fillers that can populate commonly named properties through reflection using an internal database of values or randomly created data. You can override any of the fillers, give GenFu hints on how to fill them.

Chaos engineering tool for simulating real-world distributed system failures

• chaos
• testing
• proxy
• resilience

:heavy_check_mark: Mock data for your prototypes and demos. Remote deployments to Zeit now.

• atmo
• prototyping
• mock-services
• mock-server

A model factory library for creating expressive, auto-completable, on-demand dev/test fixtures with Symfony and Doctrine.

• doctrine
• symfony
• test
• fixtures

HammerDB: The industry standard open-source database benchmark

• benchmark
• benchmarking
• benchmarks
• db2

Harmful workload generator for PostgreSQL

• postgresql
• benchmarking
• testing
• failure-injection

Security analysis toolkit for proprietary car protocols

• carhacking
• automotive-security
• reverse-engineering