Here is free Telegram's custom emojis catalog. You can use search and filters to find the best emojis for Telegram and add it to your profile if you have Telegram Premium subscription. Also you can use search filters to find Telegram emojis by categories and type (animated or static). All custom emojis were collected by @FullystBot from different public sources.
Now you are on the page 300 from 510 of most popular all stickers (included animated and video)