A knowledge base platform for product docs, API references and SOPs that sits beside Zendesk or Freshdesk, publishes no prices at all, and quotes against team accounts, workspaces, languages and AI usage.
A self-hosted shared mailbox and help desk under AGPL-3.0 with no agent or ticket limit, where tags, saved replies, workflows, the API and the knowledge base are one-off paid modules.
An open source shared inbox for live chat, email, social and voice, priced $19 to $99 per agent per month on cloud with Captain AI metered in credits, or self-hosted free with features removed.