macOS Native Apps
— real apps, no Electron here🦆 A blazing-fast native macOS CSV viewer powered by DuckDB. Opens 100M+ row files while staying under 500MB RAM. Virtual scrolling at 60fps, column filtering, multi-tab, cell editing. The CSV tool your Mac deserves.
⏱️ Resurrection of the beloved Timer Utility.app by JR Productions. A macOS timer & stopwatch app rebuilt in modern Swift. Because sometimes you just need a good timer that isn't a website.
Calendar & Scheduling
— time is money, organize it📆 Self-hosted Calendly killer. Multi-calendar integration (Google, iCloud, CalDAV), automatic video-conference links, booking management, email notifications. Your meetings, your server, your rules.
🗓️ Generate gorgeous A1-sized yearly calendar PDFs. Custom fonts, event support, weekend highlighting, next-year preview. Available as CLI + web service. Print it. Hang it. Plan your year.
👁️ Year-At-A-Glance planner as a web app. Built with Web Components & Shadow DOM. Drag events, recurring schedules, swim-lane layout, PDF export. See your whole year at once.
CLI Tools
— pipe-friendly, zero-bloat💱 Fetch xe.com exchange rates from the terminal. Any ISO-4217 currency pair, historical date lookups, math expressions, shell-scriptable output. Your terminal is your trading floor.
📱 Generate QR codes from text, URLs, files, or stdin. Custom foreground/background colors, size control, content length validation. Reads from files or pipes — the Unix way.
Audio & Media
— because broken tags ruin everything🏆 The OG problem solver and most-starred repo! Fixes corrupted Russian/Cyrillic MP3 tags in iTunes & Apple Music. Translates broken cp-1251 encoding back to proper Unicode. If you've ever seen hieroglyphics instead of Кириллица — this is your fix.
📚 Automated Audiobook Chapter Detection & Segmentation. Uses Vosk speech recognition to find chapter markers in raw audiobook rips, then segments, tags, and optionally creates M4B files. Supports English + Russian.
⚡ Niche use-case — but if you have a pile of old audiobook rips, this is gold.
Finance & Accounting
— spreadsheets are for amateurs📊 Liquidation preference waterfall calculator for startup exits. Models stacked preferences, participation rights, caps, options & warrants, Nash equilibrium conversion decisions. Parse cap tables from CSV. Know your payout before the lawyers do.
🏦 Convert Raiffeisen Bank Serbia XML account statements to Plain Text Accounting format. Auto-categorizes transactions via configurable rules. Niche but indispensable if you're doing PTA in Serbia.