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BeeBEEP vs iptux: catalog facts
BeeBEEP	iptux
Free Free and open source; the developer accepts donations.	Free Free and open source under GPL-2.0.
Windows	Windows, macOS, Linux
Works without any server Messages encrypted with AES and delivered directly	Discovers compatible clients on the intranet Supports messages and file transfers
Designed for local office networks rather than chat over the internet Listing evidence covers Windows only	Requires TCP/UDP port 2425 to be allowed through the firewall.
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-2.0
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.