Debugging - Profiling
A framework for finding JavaScript memory leaks and analyzing heap snapshots
🦔 PostHog provides open-source web & product analytics, session recording, feature flagging and A/B testing that you can self-host. Get started - free.
A modern load testing tool, using Go and JavaScript - https://k6.io
Fast, easy and reliable testing for anything that runs in a browser.
Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.
Next-gen browser and mobile automation test framework for Node.js
A native, user-mode, multi-process, graphical debugger.
Official Sentry SDKs for JavaScript
Scalene: a high-performance, high-precision CPU, GPU, and memory profiler for Python with AI-powered optimization proposals
Integrated end-to-end testing framework written in Node.js and using W3C Webdriver API. Developed at @browserstack
Session replay and product analytics you can self-host. Ideal for reproducing issues, co-browsing with users and optimizing your product.
Developer-first error tracking and performance monitoring
A debugging toolset and library for debugging embedded ARM and RISC-V targets on a separate host
The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
A fast and correct TypeScript type checker and compiler with additional experiments
Visualize the time packets spend in the kernel, analyze requests/responses in command line.
Lightweight network IP scanner. Can be used to notify about new hosts and monitor host online/offline history