textstack

A reader that helps you finish dense tech books. Contextual word explanations, capped weekly SRS, offline reading. EPUB / PDF / FB2. ASP.NET Core + React + Expo. Maintained by mrviduus on GitHub, where it has earned 23 stars from the community.

It's actively developed around agpl, ai-engineering, aspnet-core, and is a solid reference for anyone building with these tools.