Site perks can be discontinued and requirements to earn them may change in the future. Donate only if you want to support the site. Perks may take up to 30 minutes from donation to activate.
Steam-Tracker Bot is able to crawl ownership of banned apps. It is available to everyone, but card donations will be needed to add more friend slots as they fill up.
The bot accepts and logs all card, booster pack and TF2/CSGO key donations.
Avatar borders can be earned with both card and key donations. Full list can be found here
Search for Steam Gifts found in site user inventories (1 TF2 key donated)
See who owns specific Steam Gifts (2 TF2 keys donated)