PPT Courseware Network: http://www.pptkj.net/
ImgUpscaler ：AI Image Upscaler - Upscale Photo, Cartoons in Batch Free Enhance Image
AI Draw：AI Draw | Convert Images to One-Line Drawings with AI
ZToDoList：https://www.ztodolist.com/#/
Reshot：Reshot | Free icons & illustrations 插图
Free Stock Video：https://free-stock.video/
picdiet : Picdiet - Extremely fast online compression of 80% image volume image compression
Juice Ranking: http://guozhivip.com/rank/
MindLine：http://www.mindline.cn/webapp
Poisonous Mushroom: https://color.dumogu.top/
A wooden letter toolbox: https://web.woobx.cn/
Search artifact: https://trace.moe/
Online converter : Online converter - convert video, images, audio and documents for free format conversion
GIF Explode：https://gif-explode.com/
SongDonkey : SongDonkey - AI Online Audio Splitting & Vocal Remover sound extraction
Colourise：Colourise and Restore your Old Photos | TwoWay AI Marketing
Icon production: http://bingoicon.com/?iao.su
Alibaba stubborn rabbit online cutout: https://alidesign.taobao.com/work.htm#/iframe/wantoo
Sogou Shengka: https://shengka.ai.sogou.com/
wallhere wallpaper: https://wallhere.com/
Microsoft PPT template: https://templates.office.com/zh-cn/templates-for-powerpoint
Mockupplanet：http://mockupplanet.com/
Can you speak well: https://lab.magiconch.com/nbnhhsh/?from=home
Picular： https://picular.co/
ManyPixels：https://www.manypixels.co/
ventusky：https://www.ventusky.com/
videvo ： https: //www.videvo.net/
Examcoo: https://www.examcoo.com/
CPU-Monkey：https://www.cpu-monkey.com/zh-cn/
Simple Desktops：http://simpledesktops.com/
Wanwords King: https://wantwords.thunlp.org/home/
Panda Search Books: https://xmsoushu.com/#/
PPT Supermarket: https://www.pptsupermarket.com/
University Resource Network: http://www.dxzy163.com/
alphacoders：https://wall.alphacoders.com/