Træfik is a modern HTTP reverse proxy and load balancer that makes deploying microservices easy. Træfik integrates with your existing infrastructure components and configures itself automatically and dynamically.

High performance self-hosted photo and video backup solution directly from your mobile phone

Audiobookshelf is a self-hosted audiobook server for managing and playing your audiobooks.

Self-hostable alternative to Google Location History (Google Maps Timeline).

"Firefly III" is a (self-hosted) manager for your personal finances. It can help you keep track of your expenses and income, so you can spend less and save more. Firefly III supports the use of budgets, categories and tags. It can import data from external sources and it has many neat financial reports available. (Taken from the README)

Paperless-ngx is a document management system that transforms your physical documents into a searchable online archive so you can keep, well, less paper.