A drag-and-drop web tool that removes EXIF metadata from photos entirely in the browser — no uploads, no server, nothing leaves your device before the files are clean.
A browser extension that attaches your own notes to any webpage and syncs them to a server you control — no Hypothesis account, no telemetry, no vendor lock-in.
A $4 ESP32 board that passively scans for your phone via Bluetooth and publishes room occupancy to a local MQTT broker — no cloud, no camera, no app.
A browser-based finance tool that imports bank CSV exports, auto-categorizes transactions, and shows spending trends — no account linking, no cloud, no subscription.