Source code

PageWrite

PageWrite is a structured CMS + publishing platform built on Lexical with MDX as the canonical content layer.

Platform

• Designed a bidirectional AST serializer (Lexical JSON ⇄ MDX)
• Ensures lossless round-trip editing and deterministic output
• Separates editing layer (Lexical) from storage + rendering (MDX)
• Implemented custom nodes: callouts, code block, theme-aware images

Publishing Pipeline

• Authoring → MDX → static site generation using Astro
• Deployed via Cloudflare Pages
• Produces fast, SEO-friendly documentation/blog sites

Features

• Rich text editing with Lexical
• Image with light/dark mode support
• Custom nodes: callouts, code blocks, etc.
• Publish to web using Astro
• Custom components with Astro

Tech Stack:

Lexical MDX Astro Shiki Firebase Cloudflare Pages

Demo: