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TinyPNG – Compress PNG images while preserving …:2021-5-7 · If you want to create and compress stickers under 500 KB take a look at the iMessage Panda sticker example on Github. What about Photoshop? Excellent question! Only Photoshop CC 2021, 2021 and 2021 can save images as indexed PNG files with alpha transparency. ... We created TinyPNG in our quest to make our own websites faster and more fun to ...