When comparing Jitsi vs Fluid, the Slant community recommends Jitsi for most people. In the question“What are the best Jabber/XMPP clients for Mac OS X?” Jitsi is ranked 3rd while Fluid is ranked 6th. The most important reason people chose Jitsi is:
Project available on github for anyone to contribute to or use.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Open-source
Project available on github for anyone to contribute to or use.
Pro Cross platform
Mac, Windows & Linux availability.
Pro Video calls
Pro OMEMO encryption without plugin
Secure Jabber Texting, better than legacy sms texting.
Pro Supports SIP accounts
well implemented SIP SIMPLE (texting), SIP presence, XCAP.
Pro Supports XEP-0016 and privacy Lists
Jabber Texting apps without Privacy Lists are WOEFULLY deficient.
Pro Encryption out of the box
Encryption for chat, desktop sharing, and web confrencing available.
Pro Webchat webapp services are connected to more protocols than desktop apps on the mac
Pro Separate webchat from your webbrowser
Cons
Con Crashes on MacOS Monterey
Con Abandoned Android development
They switched focus to Jitsi Meet client for Android.
Con Uses Java
Not a native app, takes awhile to load.
Con Gui not as slick or streamlined as competitors
Con Video chat will not work with FB Messenger
Even though the fluid app is supposedly a full blown browser, video chat on FB Messenger does not work within the Fluid App.
Con Hacky
Hacky solution for a lack of better desktop clients. Some webapps may behave strangely/ be buggy.