Self-hosted

Open-Source Business Stack Under $20

A self-host-first stack for users who can manage hosting, backups, updates, and security instead of paying for closed SaaS.

Technical $5-$20 plus maintenance open sourceself-hostedlow cost

Recommended tools

Tool Role Cost signal Profile
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Umami
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Chatwoot
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Support inbox Open-source self-host option; hosted plans available View
Cal.com
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Booking Open-source self-host option; hosted plans available View
Twenty CRM
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CRM Open-source self-host option; hosted plans available View

Setup order

  1. 1 Choose a VPS or managed open-source host.
  2. 2 Deploy one tool at a time with backups enabled.
  3. 3 Create secure admin accounts and environment secrets.
  4. 4 Connect tools only after each one is stable.
  5. 5 Document update and restore steps.

Warnings

Watch: Open source is not free if you cannot maintain it.
Watch: Do not store sensitive customer data without backups and access control.
Watch: AGPL and other licenses need review before modifying or reselling.
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