vdNote is a really cool way to watch and share noteworthy moments in YouTube videos. Paste a link of a video and start watching. Start typing a note at any moment and the video stops while you write. It then timestamps your note to that point in the video so others can see the context. It's even easy to share a note to @twitter!
Dnote Browser Extension is a tool to capture your everyday learnings instantly without a distraction. It sends you a weekly digest email to help you actually remember what you learn.
It supports Chrome and Firefox.
Knowvid helps you learn from online videos by providing you a proper environment to learn. Search for videos which come through an education filter. Organize learning by grouping videos together into playlists which is shareable to contacts. Add personal notes to each videos to note down your insights. Access your content across multiple devices.
WeVu is the first free service to share, organize, and discuss YouTube videos in private groups. WeVu started as ‘educational video’ for coaching of hands-on & interpersonal skills like nursing, sports, training, performance, etc. https://youtu.be/prSg1aVbU6A