Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

🔒 Memorable site for testing clients against bad SSL configs.

CFSSL: Cloudflare's PKI and TLS toolkit

A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Brought to you by Winsider Seminars & Solutions, Inc. @ https://windows-internals.com

Offline, privacy-first grammar checker. Fast, open-source, Rust-powered

Dependency free file server for single page app development

The Deadlock Empire: Slay dragons, learn concurrency!

CLI tool for saving a faithful copy of a complete web page in a single HTML file (based on SingleFile)

Web Extension for saving a faithful copy of a complete web page in a single HTML file

WinDirStat is a disk usage statistics viewer and cleanup tool for Microsoft Windows

Linq to database provider.

C# and Razor compiler playground in the browser via Blazor WebAssembly

Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

Visual Studio Code Extension. Take a diff of 2 parts of text(s)

See generated code for a ScriptBlock

Turtle Graphics in PowerShell

Check TypeScript type definitions

(cross-platform) Java Version Manager

A repo explorer

🐦 A resilience and fault-handling library. Supports Backoffs, Retries, Circuit Breakers, Timeouts, Bulkhead Isolation, and Fallbacks.

A dotnet tool that removes the bloat in Windows

⏱ A library for working with dates and times in JS

🎑Feature-rich terminal-based text viewer. It is a so-called terminal pager.

BNF wrangling and railroad diagrams

Static low-bandwidth search at scale

We all edit.

Game Boy / Game Boy Color / Super Game Boy emulator, debugger and embedded MCP server for macOS, Windows, Linux, BSD and RetroArch.

Generate 3D printable models for IKEA SKADIS pegboards.

Weighs the soul of incoming HTTP requests to stop AI crawlers