Check the pins in #new-belter-help and #new-player-help on the discord, too!
Drew's Spreadsheet - The resource if you want hard numbers on nearly everything
(outdated) Drew's Railgun calculator You must make your own copy to edit. ('File' > 'Make copy' > change folder to one on your google drive)
DHI Tools - Thrust calculator and GV Inventory Picker
(dead) Taco's GV Inventory Tool