The best Software Testing tools and resources on the internet.

Your basic anonymous temporary email address.

Generate a visualization of your JSON, XML, CSV, YAML, SVG, .INI, serialized, hex, base64, or binary data local only, and share data via a URL

Track and monitor server hardware, uptime, response times, and incidents in real-time with beautiful visualizations

Inspect a command's effects before modifying your live system

Create and list tasks for self management

Accessibility Insights for Web helps developers quickly find and fix accessibility issues.

A unit testing framework for Android.

Java Scratchpad - Instantly write java snippets and see nicely formatted results.

A visual feedback and testing tool.

Collection of 70+ testing and development productivity tools — all in one place!

Generate a matching regular expression from the test cases you provide

A Pastebin alternative

A tool to help testers test by supporting the entire process of exploratory testing, from gathering evidence to generating test reports.

Supports editing text and images in a PDF across all platforms.

A tool for finding memory leaks in web apps

🌐 Load test with real browsers! Powered by Artillery + Playwright

Visual comparisons between different snapshots of a website or mobile app.

Open source and self-hostable browser automation library for AI agents

Geany is a powerful, stable and lightweight programmer's text editor that provides tons of useful features without bogging down your workflow.

Simplify the formatting, validation, and visualization of JSON data

Capture your screen effortlessly with a free, browser-based recorder requiring no setup, installation, or signups.

Generate JSON data structures for mock data.

Test SMTP connection and see the complete SMTP log.

Learn how to build and run their own tests locally and in CI.

It scans log files (e.g. /var/log/apache/error_log) and bans IPs that show the malicious signs -- too many password failures, seeking for exploits, etc

Cross-platform test runner for Android and Apple

The best way to mock JavaScript fetch requests

A JavaScript library to perform OpenSSL RSA encryption, decryption, and key generation.

Reclaim tens of gigabytes of your storage used for various Xcode caches

Simple network mocking for your GraphQL API.