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Subframe alternatives · App Builders

Self-hosted alternatives to Subframe

The Subframe listing does not say it can be self-hosted. 6 of the 89 other AI app builders in this directory can be self-hosted, according to their own sites.

Subframe has a free plan. Paid plans start at $20 per editor / month. All of them are free or have a free plan.

6 tools · Listings checked up to Nov 13, 2026 · Where the facts come from

How each one differs from Subframe

  1. Retool

    Platform for building internal apps, workflows and AI agents

    • Retool starts at $10 per builder / month, billed annually (plus $5 per internal user). Subframe starts at $20 per editor / month.
    • Only Subframe lists macOS and Windows apps.
    • Retool is self-hostable, according to its own site.
    • Retool also covers workflow automation and no-code.
    Retool pricing and details

  2. OutSystems

    Enterprise platform for building apps and AI agents

    • Only Subframe lists macOS and Windows apps.
    • OutSystems is self-hostable, according to its own site.
    OutSystems pricing and details

  3. Appsmith

    Open-source low-code platform for internal apps

    • Appsmith starts at $15 per user / month. Subframe starts at $20 per editor / month.
    • Only Subframe lists macOS and Windows apps.
    • Appsmith is open source and self-hostable, according to its own site.
    • Subframe also covers AI agents.
    Appsmith pricing and details

  4. UI Bakery

    Low-code and AI builder for internal tools

    • UI Bakery starts at $20 per developer / month, billed annually ($25 billed monthly). Subframe starts at $20 per editor / month.
    • Only Subframe lists macOS and Windows apps.
    • UI Bakery is self-hostable, according to its own site.
    • UI Bakery also covers workflow automation.
    UI Bakery pricing and details

  5. Budibase

    Open-source platform for internal apps, automations and AI agents

    • Budibase starts at $299 per month and up (Budibase Cloud, billing basis not shown). Subframe starts at $20 per editor / month.
    • Only Subframe lists macOS and Windows apps.
    • Budibase is open source and self-hostable, according to its own site.
    • Budibase also covers workflow automation and no-code.
    Budibase pricing and details

  6. ToolJet

    Low-code platform for internal tools, workflows and AI agents

    • ToolJet starts at $23 per builder / month, billed annually ($29 billed monthly). Subframe starts at $20 per editor / month.
    • Only Subframe lists macOS and Windows apps.
    • ToolJet is open source and self-hostable, according to its own site.
    • ToolJet also covers databases, workflow automation and no-code.
    ToolJet pricing and details

Common questions

Is there a self-hosted alternative to Subframe?

Yes. Retool, OutSystems, Appsmith, UI Bakery, Budibase and ToolJet can be self-hosted, according to their own sites.

Can Subframe be self-hosted?

The Subframe listing does not say it can be self-hosted. The listing was checked on Nov 12, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Nov 12, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Subframe: the alternatives its listing names first, then the tools that share the most features with it.