image local search by similarity:
https://github.com/ProvenanceLabs/image-match
anime image search by scene:
https://github.com/soruly/trace.moe
bing image search:
https://cn.bing.com/visualsearch/Microsoft/SimilarImages
https://cn.bing.com/visualsearch
sougou shitu:
https://pic.sogou.com/shitu/index.html
baidu shitu:
shitu.baidu.com
google image search:
https://gfsoso.soik.top/shitu.html
yandex image search:
image search websites:
https://zhuanlan.zhihu.com/p/52693499
tutorial on image search, gif search, image enlargement, browser plugins:
https://www.bilibili.com/read/cv8688532
duososo shitu(include other meta search engines):
http://duososo.com/index_shitu.php
zhihu image search websites:
https://zhuanlan.zhihu.com/p/25610099
find font by images(not working qiuziti.com):
https://zhuanlan.zhihu.com/p/25440271?refer=wnsouba
find bangumi segments by image:
还有一个telegram bot 叫 WhatAnimeBot