Julioverne repo is created by one of the famous tweak developer @iJulioVerne. He is also known as his tweaks because every time iPhone users can use paid tweaks freely with the repo. Don’t forget to try this awesome repo if you have a jailbroken iPhone.This repo works on IOS 13 and lower versions
Julioverne repo Source

If you want to add this repo in your Cydia then add https://julioverne.github.io/ source in your Cydia.
Here is guide How to add a new repo in cydia.
Packages
- Tweaks
- Development
- Addons (Flipswitch)
- Utilities
- Multimedia
- Networking
- Themes
Latest updates
Following packages are added in latest update
- SSL Kill Switch 2 (iOS 13) v0.14c
- TWSlideToBlock v0.0~beta1
- KeySwipe (iOS 11) v1.0.2-3b
- MusiLyric v0.5~beta8b
- MImport v0.0~beta38
Also read icleaner Pro repo and kiiimo repo.