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Pega alternatives · Automation

Open-source alternatives to Pega

Pega is not described as open source on its own site. 27 of the 134 other automation tools in this directory are open source, according to their own sites.

Pega's current pricing could not be confirmed from its own site. 25 of them are free or have a free plan.

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

The 12 closest to Pega

  1. Flowable

    Case and process platform with governed AI agents, on open standards

    • Flowable is open source, according to its own site.
    • Flowable also covers diagrams.
    • Pega also covers no-code.
    Flowable vs PegaFlowable pricing and details

  2. Skyvern

    Open-source AI agents that automate workflows in the browser

    • Skyvern has a free plan. Pega does not, though it has a free trial.
    • Skyvern is open source and self-hostable, according to its own site.
    • Pega also covers case management.
    Skyvern pricing and details

  3. Activepieces

    Open-source automation with flows, AI agents and tables

    • Activepieces has a free plan. Pega does not, though it has a free trial.
    • Activepieces is open source and self-hostable, according to its own site.
    • Activepieces also covers databases.
    • Pega also covers no-code and case management.
    Activepieces pricing and details

  4. Windmill

    Open-source platform for scripts, workflows and internal apps

    • Windmill has a free plan. Pega does not, though it has a free trial.
    • Windmill is open source and self-hostable, according to its own site.
    • Windmill also covers app builder.
    • Pega also covers no-code and case management.
    Windmill pricing and details

  5. Knime

    Open-source visual workflows for data analysis and automation

    • Knime has a free plan. Pega does not, though it has a free trial.
    • Only Knime lists Windows, macOS and Linux apps.
    • Knime is open source, according to its own site.
    • Pega also covers AI agents and case management.
    Knime pricing and details

  6. Ui.Vision

    Open-source browser and desktop automation with computer vision

    • Ui.Vision has a free plan. Pega does not, though it has a free trial.
    • Only Ui.Vision lists Windows, macOS and Linux apps.
    • Only Ui.Vision lists a browser extension.
    • Only Pega lists a web app.
    Ui.Vision pricing and details

  7. Trigger.dev

    Open-source platform for long-running background tasks and AI agents

    • Trigger.dev has a free plan. Pega does not, though it has a free trial.
    • Trigger.dev is open source and self-hostable, according to its own site.
    • Pega also covers no-code and case management.
    Trigger.dev pricing and details

  8. Inngest

    Durable execution for background jobs, event-driven apps and agents

    • Inngest has a free plan. Pega does not, though it has a free trial.
    • Inngest is open source, according to its own site.
    • Pega also covers no-code and case management.
    Inngest pricing and details

  9. Automatisch

    Open-source workflow automation you can host yourself

    • Automatisch has a free plan. Pega does not, though it has a free trial.
    • Automatisch is open source and self-hostable, according to its own site.
    • Pega also covers AI agents and case management.
    Automatisch pricing and details

  10. Kestra

    Open-source workflow orchestration platform defined in YAML

    • Kestra has a free plan. Pega does not, though it has a free trial.
    • Kestra is open source and self-hostable, according to its own site.
    • Pega also covers AI agents, no-code and case management.
    Kestra pricing and details

  11. Prefect

    Python workflow orchestration with an open-source core and a cloud

    • Prefect has a free plan. Pega does not, though it has a free trial.
    • Prefect is open source and self-hostable, according to its own site.
    • Pega also covers no-code and case management.
    Prefect pricing and details

  12. Dagster

    Asset-based data orchestration platform, now part of Prefect

    • Dagster is open source and self-hostable, according to its own site.
    • Dagster also covers dashboards.
    • Pega also covers AI agents, no-code and case management.
    Dagster pricing and details

15 more that are open source

All 27 in one table

Common questions

Is there an open-source alternative to Pega?

Yes. Flowable, Skyvern, Activepieces, Windmill, Knime, Ui.Vision, Trigger.dev, Inngest and 19 more are open source, according to their own sites.

Is Pega open source?

Pega is not described as open source on its own site. The listing was checked on Nov 12, 2026 against the pages it cites.

Which of these automation tools are free?

Skyvern, Activepieces, Windmill, Knime, Ui.Vision, Trigger.dev, Inngest, Automatisch and 17 more are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 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 Pega: the alternatives its listing names first, then the tools that share the most features with it.