[H] Humble Bundle softwares and books [W] offers tf2 keys

Pathfinder Second Edition Core Rulebook and Starfinder Core Rulebook
Intro to Game Development with Unity
Ashampoo Photo Optimizer 7
Polygon Farm, Polygon City, and Polygon Prototype
GameMaker Studio 2 Creator 12 Months
Music Maker EDM Edition
PDF-Suite

All of these are keys