Free, open-source SQL Server execution plan analyzer — cross-platform GUI + CLI with 30 analysis rules, missing index detection, SSMS extension. Built-in MCP server for AI-assisted plan review.

Open Salamander

A suite of dependency-free PDF related tools for VBA.

Zero-config, fast `io_uring`-based HTTPS server.

AI integration classes for Claude, ChatGPT, Gemini, and Ollama with demos

Free, open-source SQL Server performance monitoring — 32 collectors, real-time alerts, graphical plan viewer, MCP server for AI analysis. Supports SQL 2016-2025, Azure SQL, AWS RDS.

C compiler for .NET

General user documentation for twinBASIC

A modern, high-performance runtime for VBA-inspired language. Built with Rust, designed for speed. (NOTE: Valo Language is experimental; see README)

VBA WebSocket, WSS and TCP client with native TLS 1.2/1.3, MQTT, proxy, x86/x64. No COM, no DLLs, no installs.

VB6 class to generate PDF files

Nothing to see here just yet...

A little language inspired by Rust that compiles to Go

Single-file C89 implementation of the age v1 encryption format, compatible with the official age tool.

A 486-class PC emulator written entirely in Visual Basic 6

RE# - A high-performance, automata based regex engine with first-class support for intersection and complement operations.

Synthetic monitoring engine with Playwright and Prometheus metrics

Migrate Visual SourceSafe repositories to Git

High-performance cryptography library in 100% safe Rust

Claude Opus 4.6 wrote a dependency-free C compiler in Rust, with backends targeting x86 (64- and 32-bit), ARM, and RISC-V, capable of compiling a booting Linux kernel.

A declarative, reactive UI system with first-class state machines, spring physics animations, and GPU-accelerated rendering

The official implementation of the ChaCha20-BLAKE3 AEAD cipher with SIMD acceleration - https://kerkour.com/chacha20-blake3

High quality, fast and easy to build cryptography for Rust

A twinBASIC interface to Windows GDI+ APIs

Public repository of the Micro QuickJS Javascript Engine

Open Source realtime backend in 1 file

Public repository based on official releases. This repository is *not* used for active development. Do *not* submit pull requests.