It's not convenient for beginners.He can't do easily any sql injection bypass,xss bypass etc .

.

Its Not supported for my firefox 43.0 :(

Glad you ported this famous addon to Firefox Quantum :D

在老扩展已经那么久不支持的情况下又看到了更新，真是欣喜若狂啊！为作者的更新点赞。

m

Unfortunately I get error when opening HackBar in FF Web Developers Tools:
File not found: Firefox can’t find the file at moz-extension://14c63e78-9dd0-4a85-8459-7f57b6980e31/theme/theme/hackbar-panel.html.

5 star

It give me important information about contents, structure and other. It help me in developer o debugs webs.