Practice The CodeSignal Pre-screen for the Industry Coding Framework.

🏋 Modern open-source fitness coaching platform. Create workout plans, track progress, and access a comprehensive exercise database.

A personal knowledge management and sharing system for VSCode

Reverse-engineering the new “captchaless” ReCaptcha system...

Additional containers for INGInious. INGInious is a free and open-source platform for secure and automated code assessment.

A fast Rust based tool to serialize text-based files in a repository or directory for LLM consumption

Semgrep Community Edition rules, maintained by Semgrep and the community. Free to use under the Semgrep Rules License.

Private Cloud Compute (PCC)

NVR with realtime local object detection for IP cameras

List of changes announced for AWS that may break existing code

ECMAScript proposal for type syntax that is erased - Stage 1

OpenTofu lets you declaratively manage your cloud infrastructure.

Ruby ♥︎ JavaScript

Optimizes static websites for best user experience and best Core Web Vitals scores.

SDK for Daily's Video Component System (VCS)

Path finding in a graph

Lightweight fuzzy-search, in JavaScript

LLRT (Low Latency Runtime) is an experimental, lightweight JavaScript runtime designed to address the growing demand for fast and efficient Serverless applications.

FinGPT: Open-Source Financial Large Language Models! Revolutionize 🔥 We release the trained model on HuggingFace.

build-once run-anywhere c library

All the resources you need to get to Senior Engineer and beyond

IDE style command line auto complete

Some benchmarks of different languages

🎓 Materials for my lectures including programming langauge design, software engineering and human-computer interaction.

Explain complex systems using visuals and simple terms. Help you prepare for system design interviews.

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by Clickhouse and OpenTelemetry.

Custom Minecraft Classic / ClassiCube client written in C from scratch (formerly ClassicalSharp in C#)

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

simple terminal UI for git commands

Stolen (and slightly cleaned up) version of The Simpsons: Hit & Run original source code from 2003