https://www.ictfax.org/
ICTFax – Open Source Fax Server Software | Advanced FoIP & Email-to-Fax
Jun 16, 2026 - ICTFax is free, open source fax server software supporting FoIP, T.38, email-to-fax, web-to-fax, and REST API. Download and self-host your fax server today.
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https://directory.fsf.org/wiki/ICTFax
ICTFax - Free Software Directory
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