Make sure you have userscripts manager enabled in your browser:
Install a userscript from GitHub by clicking on the "RAW" button of the page or click this directly.
STEAMDB DLC & ACHIEVEMENTS
STEAMDB INVENTORY
STEAMDB RELATED DLC
STEAMDB DEPOT SHA1 HASHES CHECKER
STORE.STEAMPOWERED.COM
Userscripts are set up to automatically update. You can check for updates from within the menu of userscripts manager, or click on the install link again to get the update.
Get Data from Steam / SteamDB is released under the following license: MIT