SteamDB

This third-party website gives you better insight into the Steam platform and everything in its database.

The web browser extension lets users:

• Display lowest recorded price on game pages (all currencies supported, price history)
• Display concurrent players and peaks on game pages
• Display latest game update on game page
• Add links to SteamDB across Steam sites
• Add a link to PCGamingWiki
• Modernize personal achievements page, group achievements by update and DLC
• Quick sell buttons in inventory
• Skip age check page on the store
• Accept Subscriber Agreement on market, inventory, and activate key pages automatically
• Remove "You are leaving Steam" link filter from external sites
• Highlight your owned games, DLCs and packages on steamdb.info
• Allows wishlisting, following and ignoring games directly from steamdb.info
• A lot of other smaller tweaks and features
• Simpler and faster alternative to Enhanced Steam and Augmented Steam