图库 free image hosting supports direct image link

You can delete the images you uploaded only when you are a registered user, that is to say, if you do-not/can-not register, you CAN NOT delete the images you uploaded.

! DO NOT upload your important images to any image hosting, and read the faq/privacy policy before your usage.
btw, do not forget your registration information.

只有当你是注册用户时，你才能删除你所上传的图片，否则，你将不能删除你所上传的图片
不要上传重要的或隐私的图片/照片
别忘了你的登陆信息(用户名、邮箱、密码等)

can be registered:
https://imgbb.com
https://imgsha.com
https://233.fi
https://imgchr.com
https://whvn.cc
https://www.z4a.net
https://moetu.org
https://www.superbed.cn
https://i.ysoup.org
https://pic.iqy.ink

can not be registered:
https://sm.ms
https://img.bingo
https://imgurl.org
https://img.vim-cn.com
https://upload.cc

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几个没有版权限制的图片分享网站：
- https://www.pexels.com
- https://pixabay.com
- https://unsplash.com


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图片在线压缩：
https://tinypng.com