Tilify

Tilify is a web app to record these moments so you can revisit them later. You can organise your posts with tags. Markdown is supported. Set reminders to revisit specific posts. If you want to share your #TIL ("Today I Learned") with the world, you can keep your posts public or else mark them private. Best of all, it's your data and you can export it for a personal backup.

It's free to create & organise posts. Some features require a paid subscription. Please visit https://tilify.com for details.