If you're searching for an open-source self-hosted alternative that offers corporate features like LDAP integration take a look at SysPass (https://github.com/nuxsmin/sysPass). Doesn't look as nice as Bitwarden though.
I wrote DropPy to gain access to all the items provided by macOS' drag & drop implementation. Then I pipe the results through some simple, reusable Python classes.
I only knew about https://microbadger.com/ until now, but Whaler puts out more info.