I am the developer of Jumpy, Jumpy2, and Qolor

Jumpy2 (VS Code): https://marketplace.visualstudio.com/items?itemName=DavidLGoldberg.jumpy2

Jumpy (Atom): https://atom.io/packages/jumpy

Qolor (Atom): https://atom.io/packages/qolor

On Youtube: https://www.youtube.com/channel/UCi6p1uTlAozufNiQgpgpW-Q