Archivy is a self-hosted knowledge repository that allows you to safely preserve useful content that contributes to your knowledge bank.

Features:

If you add bookmarks, their webpages contents' will be saved to ensure that you will always have access to it, in sync with the idea of digital preservation.
Allows you to sync up with Pocket to gather bookmarks from there too.
Everything is a file! For ease of access and editing, all the content is stored in markdown files with yaml front matter.
Extensible search with Elasticsearch and its Query DSL