tonhowtf/omniget
Summary
OmniGet is a GPL-3.0 open-source desktop app for Windows, macOS and Linux that downloads content from 1,800+ sites using yt-dlp. It bundles a built-in course player, reader, music library, and a plugin ecosystem with Courses, Telegram, and Convert, plus a comprehensive Tools suite. The project emphasizes privacy (no telemetry), offline operation, and cross-platform distribution, with detailed build-from-source instructions and a rich feature set.