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Comparison

Chart.js vs Metabase

Chart.js lands on Worth it, and Metabase lands on Depends.

Chart.js

chartjs.org

Worth it
Confidence: High

Use it if your developers need quick, standard charts in a web app . it's free and the most popular open-source option.

Read the full report

Metabase

metabase.com

Depends
Confidence: Medium

Buy it if someone on your team can host it, patch it fast, and write SQL . the free open-source core is genuinely capable BI.

Read the full report

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Chart.js versus Metabase
CompareChart.jsMetabase
VerdictWorth itDepends
Best forDevelopers adding charts to web appsStartups wanting free BI on existing databases
Who it's not forNon-developers wanting drag-and-drop dashboardsTeams with nobody to own hosting and patching
PrivacyOne legacy CVE (2020) affecting 2.x versions; no current incidents in sources reviewed.⁹Active 2026 vulnerability stream . four critical CVEs including an unauthenticated SQL injection; prompt patching is non-optional.13
Support qualityNo evidence of support qualityNo support-quality evidence in sources
Public sentimentUsers consistently praise's ease of use, responsive design, and quick chart creation.⁴Users like the query builder and SQL access; recurring gripes are exports, dashboard customization, and slow queries on big datasets.
Biggest gotcha2.x has CVE-2020-7746 (prototype pollution) . stay on the current major version⁹Self-hosting means you own patching; 2026 fixes spanned 55.13, 56.3, 57.1 and later

Pick Chart.js when

  • Developers adding charts to web apps
  • Startups wanting free visualization
  • Dashboards with standard chart types
  • React, Vue, or Angular projects

When Chart.js is not a fit

  • Non-developers wanting drag-and-drop dashboards
  • Teams needing funnel, Gantt, or bullet charts
  • Enterprises wanting vendor SLAs and paid support
  • Heavy custom dataviz better served by D3.js

Pick Metabase when

  • Startups wanting free BI on existing databases
  • Product teams embedding analytics in their app
  • SQL-comfortable data teams
  • Self-hosters with patching discipline

When Metabase is not a fit

  • Teams with nobody to own hosting and patching
  • Security-sensitive orgs handling regulated data
  • Non-technical teams needing polished exports and dashboards
  • Analysts on huge datasets where query speed matters

Sources

  1. Chart.js official sitechartjs.org
    official
  2. Chart.js documentationchartjs.org
    official
  3. Chart.js . Wikipediaen.wikipedia.org
    official
  4. Chart.js Reviews . G2g2.com
    review
  5. Comparing popular open-source charting libraries . Metabasemetabase.com
    review
  6. 6 Best JavaScript Charting Libraries 2026 . Embeddableembeddable.com
    review
  7. JavaScript Chart Libraries 2026 . Luzmoluzmo.com
    review
  8. 5 Best JS Chart Libraries 2026 . Qrveyqrvey.com
    review
  9. CVE-2020-7746: Chart.js Prototype Pollution . SentinelOnesentinelone.com
    security
  10. chart.js 2.5.0 vulnerability . Snyksecurity.snyk.io
    security
  11. ChartJS alternatives . OpenSource docsdocsopensource.github.io
    news
  12. 3 top open source JavaScript chart libraries . Opensource.comopensource.com
    news
  13. Horizon3 . CVE-2026-72898 SQL injectionhorizon3.ai
    security
  14. OpenCVE . CVE-2026-50148app.opencve.io
    security
  15. Tenable . CVE-2026-59826tenable.com
    security
  16. GitHub . metabase/metabasegithub.com
    official