We offer you a collection of browser extensions and calcs for your warchest.
A Chrome extension for personal scans of galaxies. Download from Google store
A Firefox addon that shows tech levels and pre-fills a battle calc. Download from Mozilla
Vig's updated Calcs
Distance, Pillage, Level and other calcsAEBits.win
The backwards GTK BattleCalc
Input the ships power at the bottom to find tech levels at the top. GTK BattleCalc
Get data from an attack screen before attacking.