Congrats on your progress... I have a ton of the GE/Jasco/Honeywell/Ultra-Pro dimmers and switches and they work great for me, just don't cause any problems.
Apps included w/HE:
For lighting:
Room Lighting is a "full service" app, can do just about anything, can be a little daunting at first given its power
Motion and Lighting app - precursor to Room Lighting - may feel a little bit simpler to set up
-- Pro-Tip: Room Lighting automations can be imported into the Room LIghting app if you want to add more functionality to them
General/simple to moderate automations:
Basic Rules
Simple Automation Rules
General/Simple up to very complex automations:
Rule Machine
-- Pro-tip: Both Basic Rules and Simple Automation Rules can be imported into Rule Machine if/when you want to add more functionality to them.
Cool stuff:
Zone Motion Controllers
-- Combine multiple motion sensors into one virtual motion sensor to improve accuracy of motion detection
Groups and Scenes
-- Combine devices into virtual Groups or Scenes devices to manage multiple devices at the same time (e.g., all lights in a room turned on/off together (groups), or set to specific dim levels (Scenes)
Button Devices:
Advanced Button Controller
Add-ons:
Hubitat Package Manager (your key to many community developed apps & drivers):
Auto Lock:
Auto Off:
Event Engine: A powerful but easy to use "point-and-click" automation app: