A Very ‘Just Build It’ Holiday 
Federico
JohnThis week, Federico and John complete their tour of holiday projects with a look at the tools both of them built with the help of Claude Code, Codex, and other tools.
On AppStories+, John pushes Claude Code by building a Safari web extension that integrates with Notion.
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AppStories Episode 468 - A Very ‘Just Build It’ Holiday
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Links and Show Notes
Holiday Coding Projects Continued
Federico’s Projects:
- HTML tools collection (12+ tools) inspired by Simon Willison’s approach
- MacStories Markdown Preview tool
- MarkdownFixer (Python in browser via Pyodide)
- Custom MCP servers for: Feedbin, Readwise Reader, YouTube Transcript, and Raindrop
- Home automation tools: NAS Control, Roon Visualizer, Custom TV Remote (LG webOS + Philips Hue Sync Box)
- Notion tools: DailyNote Append, DailyNote Viewer, Notion Clippings web app, YouTube Watch Queue
- Liquid Glass CSS design guide for web apps
- Using Claude Code vs OpenAI Codex comparison
- Remote coding workflow with Termius and Pushover notifications
John’s Projects:
- MacStories Common (shared code library)
- Podcast production tools (loudness matching, transcription improvements)
- Obsidian plugins for sending to Matter and Readwise Reader
- Article Highlights tool
- Notion OAuth integration
- Reviving Blink app (Objective C to Swift/SwiftUI conversion)
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Other Tools and Services Mentioned