Open-source Retool alternative. Build internal tools with full source code control.
Appsmith delivers 90% of Retool's capabilities as open source. Self-hosting eliminates per-user pricing entirely. For organizations with DevOps capability, it is the rational choice for internal tools. The cloud version is less competitive with Retool on features and polish.
Q: What is Appsmith?
Appsmith is the open-source alternative to Retool for building internal tools. Self-host it for free, connect to databases and APIs, and build admin panels and dashboards with drag-and-drop components.
Q: How much does Appsmith cost?
Appsmith starts at $40/user/mo (Business Cloud). A free tier is available with Free self-hosted (unlimited) or 5 cloud users.
Q: Who is Appsmith best for?
Appsmith is best for teams wanting retool capabilities with open-source flexibility and no per-user limits..
Q: Is Appsmith free?
Yes, Appsmith is completely free and open source.
Teams wanting Retool capabilities with open-source flexibility and no per-user limits.
Non-technical teams — requires self-hosting knowledge for the free version.
Free self-hosted (unlimited) or 5 cloud users
$40/user/mo (Business Cloud)
Custom (Enterprise)
Custom pricing
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Reviewed by AICores Editorial Team
Last updated: August 2026
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Claim this listingSelf-hostable workflow automation. Open source, no per-execu
★ 4.5