- [12 Websites Where You Can Download Free Stuff](https://johnnylists.com/post/189293274641/12-websites-where-you-can-download-free-stuff) - [What are the best sites for a self-learner?](https://www.quora.com/What-are-the-best-sites-for-a-self-learner) - [The Best Online Resources for Book Lovers](https://johnnylists.com/post/189293274641/12-websites-where-you-can-download-free-stuff) ------ Tool - Buffer: Social Media Manager，社交定时发送工具，也可扔队列，Que/Schedul。应对推特ins等 - Eagle, mac图片管理工具 - [Online Photoshop](https://ps.gaoding.com/#/)