If people haven’t seen it, Gary of Gary does Solar looks at Wholesale Tracker Tariffs (eg Octopus Tracker and Agile), the benefits these can bring for solar/home battery users and also different tools that can be used to take advantage of these tariffs - covering Predbat, Octopus R&D, My Energy Optimiser and WonderWatt.

https://youtu.be/Hzrbm5wm3O4

Gary’s channel has a lot of other good videos on choosing your solar, battery and electricity tariffs.