Every app I built for myself with Claude Code, what each one does, the app it replaced, and a link to its full note.

A native Mac video player my AI agent built to replace VLC and IINA. It opens a file 2.4x faster, uses 5x less memory than VLC, and adds frame grabs for my notes, bookmarks and 2-key clip export.

My own menu bar app, replacing Bartender. 1 button or ⌃⌥⌘M lists every menu bar icon with its image, name and state, opens any icon's menu, and keeps all the other icons out of sight.

Free, open-source, local voice dictation for Mac, Windows and Linux: hold Option, speak, release, and the text appears where the cursor is. Rust, MIT, by the team behind OpenCode.

All-in-one outbound platform: 200M+ B2B contacts, buying signals, AI agents, multichannel sequences, a parallel dialer and deliverability tools. From $600 a month for 2 users.

Casio's first mainline automatic, in its simplest form: a 38 mm titanium field watch on black cloth, with sapphire and 100 m water resistance, for 299 EUR.

A native macOS world clock I built with Claude Code: a small card in the screen corner with my time, my next meeting in the client's time, and a click away from 4 time zones. 14 MB of memory.

A CSV editor for the Mac that I used from 2023. Tablee, my own SQLite and CSV viewer, replaced it in October 2026.

16 agent skills from Emil Kowalski on animation, UI polish, Apple-style motion and modern Swift. What's in them, and which 3 are worth adding to NicAI.

The law of 101 countries as 1 git history: every commit is a real law taking effect, so you can read any provision as it stood on any date. CC0, with an MCP server.

What makes a good henley, the Drive henley replica, and the best short-sleeve white henleys to buy in Germany, from 45 to 135 EUR.

A native image viewer with presets built in. It replaced Preview for images and ImageOptim: it opens a photo up to 4x faster than Preview and shrinks 100 images in 1 s instead of 98 s.

A native menu bar app and CLI I built with Claude Code for my Elgato Key Lights, my Hue lights and Night Shift. Presets in 1 file, a light change in about 55 ms. It replaces Elgato Control Center and Shifty.

The handmade French acetate aviator Ryan Gosling wore in Drive (2011). 12 colours, 54-17-140, about 530 EUR from Selima Optique in New York and Paris.

Advanced Night Shift Control for macOS

A native macOS text expander that replaced Espanso: Markdown snippet files, a search panel, 30 MB of memory instead of 350 MB. Built and switched over in 1 day.

A native macOS viewer and light editor for SQLite and CSV that replaced TablePlus and Easy CSV Editor: a 624,000-row table on screen in 352 ms, in a 2.6 MB app.

The native database client I've used every day since 2020 for my SQLite databases: fast, clean, safe edits with code review, and it speaks 15 database engines.

YC-backed people search and enrichment built for agents: 2 billion profiles, natural-language search, contact details and person research through API, CLI and MCP. What it does, what it costs, and the GDPR question.

Open-source macOS app that sits in place of the default browser and sends each link to the browser you choose, with rules in JavaScript. How I use it to keep work links in Edge.

NVIDIA's open-weight speech LLM: transcription in 40 languages, speakers, word timestamps, context terms and translation in 1 model. Compared with Whisper large-v3 on my Mac Studio M1 Ultra.

A native, keyboard-first week calendar I built with Claude Code to replace Fantastical. It reads the calendars macOS already syncs, so it has no sync code and no database.

A native clipboard history that replaced Alfred's: 1 hotkey, type a few letters, Return copies the entry back. It opens in 20 ms, filters 11,000 entries in under 5 ms and runs actions on any entry.

A private iPhone app I built with Claude Code for my family, around our shared calendar. It isn't on the App Store and stays private.

A native agent I built with Claude Code to replace Default Folder X: a default folder per app, a strip of folders next to every Open and Save dialog, and a ⌘J palette.