There's quite a few well-known places listed on https://bazel.build/community/users https://bazel.build/community/users across many industries. I think Buck and

There's quite a few well-known places listed on https://bazel.build/community/users https://bazel.build/community/users across many industries. I think Buck and Pants and Please (and ...) are not as widely used, but if they had a list to add we'd have even more examples.