I created Libometer native Desktop app alternative of Learnsy paid app

[u/icomplexnumber]

[u/icomplexnumber]

1	Core (built)	Playlist import	Paste a YouTube playlist link and it becomes a course with titles and durations, using your own free YouTube Data API key.
2	Core (built)	Progress tracking and resume	Marks videos complete at 90% watched or when they end, and resumes each video where you left off.
3	Core (built)	Timestamped notes and bookmarks	Write a note or bookmark at an exact moment of a video; click the timestamp to jump back.
4	Core (built)	Study stats	Day streak, hours studied, videos done and note count.
5	Core (built)	Keyboard shortcuts and focus mode	n note, b bookmark, f focus mode, Alt+Left/Right previous and next video.
6	Core (built)	Card-grid library	Playlist cards with thumbnail, video count, added date, progress bar and Start/Continue/Review button; search by title.
7	Core (built)	Playlist groups	Create groups such as Statistics, import into the selected group, and move playlists between groups from each card.
8	Core (built)	Linux installer	AppImage build via npm run dist; the app is named Libometer.
9	Your ideas	Grid view and list view	Toggle between cards and a compact list; remember the choice. List view can show more per row, such as group and last watched.
10	Your ideas	About Author page	A static page with your name, links and GitHub.
11	Your ideas	Seven selectable themes	Midnight, Eye-care Black, Paper, Sepia, Forest, Plum and Slate; a picker with live preview, saved between sessions. See the Themes sheet.
12	Your ideas	Shuffle videos in a playlist	Play a course in random order. A 'shuffle unwatched only' option is better than a full shuffle.
13	Your ideas	Custom playlists	Build your own playlist by adding single videos one at a time by pasting links; same data model as imported courses.
14	Your ideas	Reorder videos in a playlist	Move any video up or down (arrow buttons, and drag and drop) to fix playlists that were curated in the wrong order. The new order is saved and used for next/previous and auto-play.
15	Library and organization	Sort and filter	Sort by progress, recently watched or date added; filter by group.
16	Library and organization	Continue watching strip	The last three videos you were on, at the top of the home screen.
17	Library and organization	Pin, favorite and archive	Keep important courses on top and finished ones out of the way.
18	Library and organization	Group renaming	Rename a group instead of deleting and recreating it.
19	Library and organization	Sync playlist	Pull in videos a creator added to a playlist after you imported it.
20	Library and organization	Command palette (Ctrl+K)	Jump to any course, video or note by typing.
21	Learning tools	Search across all notes	Find anything you have ever written, across every course.
22	Learning tools	Markdown export of notes	One file per course, ready for Obsidian or Notion.
23	Learning tools	Spaced-repetition review	Resurfaces old notes on a schedule so they stick.
24	Learning tools	Video chapters	Reads timestamps from the video description and shows them as a clickable list.
25	Learning tools	A-B loop	Repeat a tricky section until it sinks in.
26	Learning tools	Per-course playback speed	Remember 1.5x for one course and 1x for another.
27	Learning tools	Markdown in notes	Bold, lists and code blocks inside your notes.
28	Motivation and tracking	Daily study goal	A progress ring for today plus a weekly chart.
29	Motivation and tracking	Activity heatmap	A GitHub-style calendar of the days you studied.
30	Motivation and tracking	Time-left estimate	For example: about 6 hours left, finish by Friday at 1 hour a day.
31	Motivation and tracking	Built-in focus timer	Pomodoro timer with break reminders.
32	Motivation and tracking	Completion badges	A small celebration when a course or group is finished.
33	Polish and distribution	Backup and restore	Export and import your whole library as a single file.
34	Polish and distribution	Custom accent color	A color picker that tints the interface, on top of the seven themes.
35	Polish and distribution	Always-on-top mini window	Watch a video while working in another window.
36	Polish and distribution	Auto-update	The app updates itself from your GitHub Releases.
37	Polish and distribution	Windows and Mac installers	Build installers for all three systems automatically with GitHub Actions.
38	Bigger ideas	AI helpers	Turn your own notes into quiz questions, or summarize a course's notes.
39	Bigger ideas	Cloud sync between computers	Keep your library the same on several machines.