Notepin - Extremely simple note-taking + blogging ✍️
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
BookmarkSheet - Your bookmarks in Google Sheets
Video Search for YouTube - Search any YouTube video like a document.
Annotate.tv - Optimize your learning on YouTube