Prompt tools for review

Question

PHP

Prompt tools, preferably free, can be in the form of services for code review.
On bitbucket , it doesn’t suit that you can’t watch several commits together, as for example in Crucible

UPD: Yes, another clarification was hg support

Answer 1

gerrit used it with a fairly large team (more than 300 programmers), it’s quite…

Answer 2

github?