How it plugs in
—Public API
NoOpen source
YesFree tier
Signal on Fax Server Software6.3#2 of 23
Faxbot is an open-source, self-hostable fax API and automation platform.

Pricing
- Open Source & Self-HostedNo license fees · run on your infrastructure · fax-provider charges may applyFree
- Regular Fax UsersPay-as-you-go plans start at this price · full plan limits and billing details not stated on the opened page$2/mo
- Enterprise & Custom IntegrationsTailored workflows and integrations · managed operations with SLAs · contact sales for plansOn request
As faxbot.net lists them, checked 7 Oct 2026.
Near it
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FaxCore#4 on this board - HCHylaFAX Community Edition#5 on this board
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