Try Documentalist,
my app that offers fast, offline access to 190+ programmer API docs.
A forum software that seems capable as discourse and maybe easier to self-host.
Links:
- http://blog.doppioslash.com/how-to-deploy-nodebb-on-digital-ocean-with-docker/
- https://community.nodebb.org/topic/8201/nodebb-with-docker-full-chain-nginx-redis-mongodb/2
- https://github.com/qgp9/nodebb-docker-dev
- https://github.com/blezek/nodebb-docker
- https://github.com/NodeBB/NodeBB
- https://nodebb.org/