Capsule packs entire apps into single files with SQLite storage

Show HN: Capsule – Single-file web apps that save their data into SQLite

Capsule is a desktop app packager that bundles UI, data, and logic into a single .capsule file. Share it like a PDF via WhatsApp or email—recipients double-click to run, with data stored in local SQLite. No cloud accounts or servers needed. It also supports AI-generated apps: describe what you want in ChatGPT or Claude, and Capsule produces a complete single-file app. Currently supports macOS, Windows, and Linux; iOS and Android are coming. v0.4.0 is free to download.