Freeboard

At a glance

• Editor score
  3.0 / 10
• Pricing
  Free plan
• Best for
  Lightweight real-time browser dashboards
• Free plan
  Yes
• Paid from
  Free
• Embedded dashboards
  Yes
• Facts checked
  20 Sep 2026

• Where it wins

  • Free and open source under the MIT License
  • Real-time updates with JSON save/load and JavaScript control
  • Plugin architecture supports data sources and display widgets

• Where it doesn't

  • Visualization and integration breadth is limited
  • Runs as a browser-based static web app rather than hosted SaaS
  • Best suited to focused dashboards, not broad analytics needs

Our verdict on Freeboard

Freeboard is an open-source, HTML-based dashboard engine for building interactive real-time dashboards and web mashups. It is aimed at IoT, embedded-device, and web-data use cases where a browser-based interface can present live information without requiring a server. Dashboards support editing and view-only modes, and the software runs as a single-page static web application. Its MIT License and free availability make it suitable for teams that want a lightweight foundation they can adapt through code and plugins.

Its strongest capability is the separation between data sources and display widgets. A datasource plugin architecture connects inputs to a widget plugin architecture, while real-time datasource updates support live dashboard behavior. Published data-source options include JSON, Open Weather Map API, Dweet.io, Playback, Clock, and Octoblu. Dashboards can be saved, loaded, and serialized as JSON, embedded, and controlled through a JavaScript API. That combination fits browser dashboards, web mashups, and embedded-device displays that need direct programmatic control rather than a large reporting suite.

Freeboard is a focused choice rather than a broad visualization platform. The published capabilities center on dashboard layout, plugins, live updates, browser delivery, and JavaScript control, with minimal verified visualization and integration breadth. Teams seeking a narrow, adaptable dashboard engine should consider it, especially when a static web app and open-source distribution match their architecture. Organizations that need a wider range of visualizations or a more extensive integration ecosystem should choose a broader data-visualization product instead.

Your product? Our editors can test Freeboard in depth and publish a review, labelled as paid · from $149/mo →

Freeboard pricing

Freeboard fact sheet

Alternatives to Freeboard

• TableauA broad BI platform for governed analytics, visualization, and embedded insights.9.4
• Data StudioA low-cost cloud dashboard tool with broad connectors and useful sharing controls.9.2
• LookerA governed analytics platform for teams that need consistent metrics and embedded insights.9.1

See all Freeboard alternatives →

Featured on iTechGuides

Freeboard is listed in our Data Visualization Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update