create QR codes for free (Logo, T-Shirt, vCard, EPS)
能和sketch比肩的在线设计工具
Android 9-patch shadow generator fully customizable shadows
Viewport Sizes and Pixel Densities for Popular Devices
边玩游戏边学习flexbox属性
免费 Photoshop 在线版
simple online GIF maker and toolset for basic animated GIF editing.
