You should look into Discourse. It's great for internal use aswel as public usage. Real example on their own meta: https://meta.discourse.org https://meta.disco

You should look into Discourse. It's great for internal use aswel as public usage. Real example on their own meta: https://meta.discourse.org https://meta.discourse.org - I even use selfhosted instance for personal stuff. Lots of customizations possible to make it to suit all your needs.