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png-export

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Elegant ultra-lightweight Markdown editor — a free, zero-install alternative to Typora. Pure HTML5/JS, real-time preview, dark mode, syntax highlighting, PDF/PNG export with themes & watermarks. No Electron, no framework, just open and write. 极简 Markdown 编辑器,Typora 免费平替,打开即用,零依赖。

  • Updated Apr 16, 2026
  • JavaScript

🌳 Interactive Red-Black Tree Visualizer — Animated CLRS Insert & Delete with step-by-step rotations & recoloring | Analyze Mode: find ALL insertion orders for any target tree via permutation search | Pseudocode sync, Dark/Light theme, PNG/PDF/MP4 export | Python

  • Updated Feb 17, 2026
  • Python
xsukax-Mermaid-Diagram-Converter

A lightweight, privacy-focused client-side application for creating, rendering, and exporting Mermaid diagrams directly in your browser. No server required, no data collection, complete privacy.

  • Updated Dec 10, 2025
  • HTML
xsukax-Flowchart-Maker

A professional, privacy-focused, client-side flowchart creation tool that enables users to design, customize, and export high-quality flowcharts without writing a single line of code.

  • Updated Oct 27, 2025
  • HTML

GradeMate is a premium, fully client-side academic toolkit that helps students calculate, predict, and visualize their SGPA/CGPA with smart simulations, growth charts, and zero data tracking - fast, responsive, and privacy-first.

  • Updated Mar 1, 2026
  • HTML

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