Experimental projects and tools
A collection of side projects, experiments, and useful tools built for fun and learning.
Route audio to multiple Bluetooth speakers & headphones simultaneously. Free Lite: 2 devices. Pro ($9.99): 5 devices, L/R split, bass & vocals. Max ($19.99): native desktop app with unlimited devices, 5-band EQ, and virtual device input — route audio from any app (Spotify, VLC, Zoom, games), not just Chrome.
Play Reversi (Othello) against a smart AI right from your browser toolbar. Three difficulty levels, compact popup design, fully offline.
Instantly see your global (public) and local (private) IP addresses with one click. Shows location, ISP details, and easy copy-to-clipboard.
Lightweight spreadsheet in a Chrome extension popup. Configurable rows × 30 cols, formulas, range selection, CSV/XLS export, undo. No cloud, no account.
Sticky notes in your Chrome toolbar. Multiple notes, tabbed layout, auto-save, export as .txt. No cloud, no account.
Video speed control for any HTML5 video, plus Netflix auto-skip intro & outro. Minimal popup, per-site memory, keyboard shortcuts.
Transcribe any video or meeting tab in real-time. English & Japanese. Floating live panel with timestamps and one-click export. Powered by Groq Whisper.
Sudoku puzzle in a Chrome extension popup. Easy/Medium/Hard, pencil marks, undo, conflict detection, timer. No cloud, no account.
Manage all your Chrome extensions from a compact popup. Toggle on/off with one click, quick-launch any extension. Ultra-minimal design.
Real-time Nissan Leaf battery diagnostics via Bluetooth OBD2. Monitor SOC, SOH, GIDs, cell voltages, and temperatures.
Daily EN + Japanese news briefings with live FX rate. Morning & noon digests with AI summaries, voice reading, and RSS from top sources.
Chrome extension that auto-tracks every Amazon product you browse (US & JP), strips affiliate tags from YouTube links, and alerts you via Telegram when prices drop.
Block ads and trackers across the web. Auto-skips YouTube ads, blocks 131+ ad networks & trackers, per-site pause control, AI scanner. 100% private.
Chrome extension that auto-groups your YouTube tabs and tracks daily watch time. Keep your browser tidy while binge-watching.
Japanese photo booth style camera with stickers, filters, frames, text overlays, and drawing tools. Drag & drop decorations like Photoshop!
WebGL-based 3D STL file viewer. Open STL files with rotation, zoom, lighting controls, and material settings. 100% offline!
Real-time anime torrent monitor with multi-source support. Track your favorite shows and get notified when new releases drop.
Keyword-based price monitoring across Amazon, eBay, Craigslist, and Facebook Marketplace. Track prices like Keepa and get alerts when deals drop.
AI-powered Reversi/Othello assistant. Use your phone camera to scan the board and get optimal move suggestions with detailed strategic reasoning.
Send and receive iMessages from any device via web interface. Access your Mac's Messages app remotely with iOS-style UI.
AI-powered camera monitoring with custom prompt-based alerts. Detect specific conditions using Claude Vision at scheduled times.
Camping reservation aggregator. Search availability across Recreation.gov, ReserveCalifornia, and regional parks in one unified interface.
New projects and experiments are always in the works. Stay tuned for more tools and fun stuff.
Coming SoonHave questions, feedback, or suggestions? Messages are routed through the working GK Works contact system while gigade.us is in recovery mode.