1.https://preview.colorlib.com/#cohost
2.
https://anchr.io/#/
3.https://thefakeaddress.com/
4.
https://imagecompressor.11zon.com/en/compress-jpg/
5.
这个可以做PPT下载
https://rarathemes.com/previews/?theme=digital-download
这个网站好多模板
https://rarathemes.com/previews/?theme=author-landing-page
6.清爽的（wordpress后台可以搜索到）
https://kentatheme.com/online-business/
7.清爽的（wordpress后台可以搜索到）
8.
https://www.sodapdf.com/ppt-to-pdf/
