Resources
Decomplited Payday 2 source code (bitbucket.org)
For weapontweakdata and weaponfactorytweakdata scripts navigate to "/lib/tweak_data/"
List of attachments IDs and Units (modworkshop.net)
List of weapons IDs/FactoryID/Unit Path (modworkshop.net)
Updated hashlist and python script for fixing bundles metadata. (bitbucket.org)
Tools
Bundle Modder - Tool used to install PDMods and to extract game files* (modworkshop.net)
DieselToolbox - Allows to view and extract individual game files* (github.com)
* Tools for extracting game files require updated hashlist and fixed bundles to work correctly.
Mods
Perfect View Model - Mod for configuring weapon stance and sights stance (modworkshop.net)
Refresh model - Mod that allows to refresh attachments models without restarting PD2 (modworkshop.net)
For Inventory Icon setup REBORN - Mod for creating inventory icons in PD2 style (modworkshop.net)
Fire Rate Multiplier - Adds function to game that allows to change fire rate of weapon with attachments. (modworkshop.net)
Custom weapon anims fixes - Various scripts that fix possible animation problems with custom weapons. (modworkshop.net)
Attachment descriptions - Adds function to game that allows to add custom descriptions to attachments. (modworkshop.net)