Betula is a free self-hosted single-user bookmarking software. Use it to organize references or maintain a linklog.

Features
-
Publish bookmarks, along with optional title and description formatted with Mycomarkup.
-
Add your bookmarks to categories.
-
Posts can be public or private. Share only what you want to share!
-
Simple user interface that does not require JavaScript.
-
If you have JavaScript, you can use category autocompletion.
-
-
The whole collection is saved as a single SQLite file.
-
IndieWeb microformats are produced.
-
Simple installation: the program is one binary, the collection is one file, all configuration is done through the web interface.