A next-generation test runner for Rust.

☕ The one who serves a great Espresso

🐟 鯰: Programmable fuzzy scheduler for testing distributed systems

Generate Actionable, automatic screenshots, unified Pytest HTML report in less than 3 seconds — no hooks, merge plugins, no config, xdist-ready.

Track flaky tests in Sentry

Jest retry pattern for flaky E2E tests

Turn failed Python tests and CI runs into replayable debug sessions.

A collection of JUnit 4 Rules for Android Developers 🔬

semgrep rules for flakiness, missed error handling, Lua antipatterns and pitfalls.

A Tool for Mining Flaky Tests at Scale

Run your processes in parallel mode with possibility to re-run them on fail

OSS platform — NestJS + React + Drizzle + PostgreSQL

WebdriverIO plugin for automatic re-runs of failed/flaky tests. Supports Cucumber scenarios, Mocha, and Jasmine.

Custom Jest environment that detects async leaks within tests and prevents flaky test failures.

A fast and dirty checker based on libclang which detects non-deterministic iteration

Cypress plugin that helps skip/quarantine flaky tests dynamically

Tool to identify and fix non-idempotent-outcome (NIO) flaky tests

Official Unflakable Plugins for Python

AI agent testing toolkit for Playwright and Cypress: generate E2E tests from scratch, review existing specs against 24 anti-patterns (P0/P1/P2 silent-always-pass smells), and debug flaky failures from playwright-report/ or cypress/reports/. Agent Skills for Claude Code and Codex.

Do you have some flaky tests? Are you using XUnit? Do you want to retry them a few times before considering them failures? Heck yeah brother (you should probably actually fix the test so it's not flaky, but sometimes you just don't have time!)