Slackin - Create your own public Slack chat community
HTTrack - HTTrack is a free (GPL, libre/free software) and easy-to-use offline browser utility.
Message Bender - Backup and delete all Slack messages in bulk
SiteSucker - SiteSucker is a Macintosh application that automatically downloads Web sites from the Internet.
Mio - Powering seamless communication between workplace chat apps.
GNU Wget - GNU Wget is a free software package for retrieving files using HTTP(S) and FTP, the most...