Curated coding interview preparation materials for busy software engineers

Easy to maintain open source documentation websites.

List directory contents in a tree-like format, similar to the Linux tree command

Bulk delete your GitHub forks in two simple steps!

A tiny coding agent in 200 LOC

Construct `className` strings directly in JSX without using clsx() / className()

Front End interview preparation materials for busy engineers (updated for 2026)

📕 Data Structures and Algorithms library in TypeScript and JavaScript

💫 A curated collection of dazzling web spinners

🐍 2048

CLI tool for scaffolding npm packages in TypeScript

Supercharged localStorage — store any data type, key expiration, namespacing, and schema validation

⌨ Front end library-themed keyboards built using Tailwind CSS

🚋 Singapore train lines visualized in the form of git commits and branches

Useful and common terminal shortcuts for macOS

Download your accepted LeetCode submissions

🔧 Utility scripts for Flow type checker

😂 Emoji suggestions like the textareas in GitHub

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👀 Write clickbait-y commit messages

Personal site

Linear-inspired app centered around commands – keyboard shortcuts, command palette, and AI chat

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Cheatsheets for experienced React developers getting started with TypeScript

iOS plugin for Facebook messenger style draggable chat heads that stay permanently on screen.

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Chrome extension to limit the number of items you can like on Facebook daily and tells you how long you have spent on Facebook for the day

🃏 Attempt at writing my own minimal test runner with an API similar to Jest

⚗️ Starter kit for React components written in ES6.

Build flexible web interfaces that split, resize, and rearrange

Monorepo setup for npm projects with Flow

Luna is a blogging engine that compiles your posts written in markdown into a static HTML site. It is inspired by Jekyll and Empress.

A prototype demonstrating a cross-display top down shooter game.

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Some codemod scripts to transform code for good styling

Repository for the CS4249 Assignment experiment

Amy's Open Source Journey!

system design analog chart

Electron app for quickly editing i18n locale files

NUS accolades scraper and API

📝 We write about our technologies and the problems we handle at scale.

In-browser Node.js coding environment, perfect for playgrounds, demos, AI-assisted coding interviews

Collection of useful links and resources that will benefit all NUS students when it comes to curriculum matters.

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🧩 A beautiful library with SVG logos. Built with Sveltekit & Tailwind CSS.

⚡️ A curated list of awesome things related to Void

Cloudflare’s documentation

Dedicated to JavaScript and its awesome community since 2015

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A scoped down implementation of React Query with a simplified architecture.

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Coursemology Badges for CS1010S revamped

NUS CAP Calculator

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A minimal npm package manager written in Rust

Contentlayer Website

The best way to start a full-stack, typesafe Next.js app

The beautiful & flexible React.js docs framework.

Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.

Black Friday Deals for macOS / iOS Software & Books

🟢 2024 Deals Live - Black Friday & Cyber Monday, Christmas & Holidays Deals for Developers, Techies, & Entrepreneurs,

💌 Build and send emails using React

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Marvellous code walkthroughs

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CS3216 Blog

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Brainstorming for CS1010S question scenarios.

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An aggregator for Hacker News and Designer News

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Model answers for CS4344 assignments

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Replace port numbers with stable, named local URLs. For humans and agents.

Task runner for Vite+

🏫 Official course planning platform for National University of Singapore.

fate is a modern data client for React.

Unstyled UI components for building accessible web apps and design systems. From the creators of Radix, Floating UI, and Material UI.

Type‑safe, stable, scalable.

A collection of essential TypeScript types

The elegant bundler for libraries powered by Rolldown

Workflow DevKit: Build durable, resilient, and observable workflows

Collection of tsdown templates

Awesome deals on Black Friday: Apps, SaaS, Books, Courses, etc.

Nextjs use headless deploy with vercel.com

Authentication for the Web.

Docs for Defog's user-facing libraries

The React Framework

Discontinued project. Use Reactstrap instead

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Simple site for offline ICSG signup

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A hackathon entry for AngelHack Fall 2012. Houselife is essentially a service for multiple users to collaborative manage a to-do list, targeted at coordinating household matters. The Houselife web app and mobile app were built overnight at the hackathon. This entry won the Gimbal API award for the hackathon.

A short guide to using Apple's new programming language, Swift.

Apple's WWDC 2013 Student Scholarship is rewarded to creative, talented, and outstanding student developers with the opportunity to attend the WWDC conference. For the portfolio app, the most challenging part was to improve my code my a physics engine that I have written in the past, to allow the user to drag and fling the blocks around. The app also showcased past mini-games from my winning hackathon projects in the past.

An entry for Google's #ifihadglass competition where participants demonstrate potential uses for Google Glass and selected entries can be part of the Glass Explorer Program. I coded a animation of the Google Glass interface using jQuery as a proof-of-concept of using Google Glass to record daily caloric consumption values.

Website used for Mystery Night 2013, an event by NUS High Boarding Programmes Team

HipSpot is a location-based game made during Foursquare Hackathon 2013. Players can check-in via Foursquare and check out the available rewards and deals offered by nearby merchants. Playing the mini-games will bring the user various rewards that are redeemable on the spot. This hack won the Jury Prize and Game Prize for Foursquare Hackathon 2013.

Prototype of a contest platform where users can create Python turtle art in the browser and share them with the world. People can also like, share and comment on the python turtle art created. A contest platform made for the module CS1010S Programming Methodology (Python).

A hackathon entry for Health 2.0 Code-a-thon: HealthE Habits where users can rack up points through playing the mini-games (quizzes, scan your food) in the app and you can buy in-game weapons and powerups and engage in a multiplayer health battle with their friend. This entry won the 4th runner up position.