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Babylonjs Review

Depends

Should I use Babylonjs?

Not disclosed - babylonjs.com

· 1 month ago

Use it if you're building serious browser-based 3D — configurators, digital twins, WebXR — with JavaScript or TypeScript developers. Skip it for simple 3D scenes, native-first games, or if you need a vendor with paid support.

Confidence

Medium. Based on ~20 public sources: forums, Reddit, security advisories, and comparison articles.

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support quality
  • Security posture

Pricing

$0

Open source

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Free tierYes

Best for

  • Browser-based 3D configurators
  • Digital twins and IoT
  • WebXR experiences
  • TypeScript-heavy web game teams

Not for

  • Simple one-scene product viewers
  • Mobile or console-first game studios
  • Anyone needing vendor SLAs or paid support
  • No-code and low-code teams

Gotchas - check before you buy

medium

Bundle size bites: payload weight is a recurring complaint; tree-shake and lazy-load or pay in load times

medium

Known medium-severity vulnerability in @babylonjs/gui (AIKIDO-2025-10497); keep packages updated

medium

CSP conflicts: KTX2 decoder and loadFile throw errors under strict content-security policies

low

Large codebase slows IDE syntax tooling and autocomplete in big projects

Pros and cons

Pros

  • Completely free and open-source under Apache license
  • Deep features: WebXR, native apps, GUI, physics, node editor
  • Proven at scale — teams report serving millions of users
  • Very active community forum answering questions daily
  • Strong backwards-compatibility record across major versions

Cons

  • Heavier bundles and tooling than
  • Medium vulnerability in @babylonjs/gui package (2025)
  • Open-source project, not a vendor — no SLAs or paid support
  • Recurring community doubts about long-term direction ('dead end?' threads)

Sources & method

- 9 sources - One medium-severity npm vulnerability disclosed in 2025; core is actively maintained and patched.

official x3review x3security x2news x1
  • @babylonjs/gui Medium Vulnerability (AIKIDO-2025-10497), Medium-severity vulnerability in the @babylonjs/gui npm package disclosed July 2025.

Key stats

  • Value for money: 5/5

    Rating

  • $0

    Starting price

  • 9

    Sources

  • Analyzed

  • Value for money: 5/5. Free, full-featured engine
  • Ease of use: 3/5. Powerful but heavier than rivals
  • Feature depth: 5/5. WebXR to native, very complete
  • Support quality: 4/5. Active forum, no paid SLA
  • Security posture: 3/5. Medium vuln disclosed, actively patched
  • $0 Price Open source, Apache 2.0
  • 192 Companies using Per Theirstack data
  • v9.0 Latest release Announced Mar 2026

Pricing

Open source

$0

  • Full engine under Apache 2.0
  • All features included; no paid tiers

Security

One medium-severity npm vulnerability disclosed in 2025; core is actively maintained and patched.

  • @babylonjs/gui Medium Vulnerability (AIKIDO-2025-10497)Medium-severity vulnerability in the @babylonjs/gui npm package disclosed July 2025.⁶

What users say

Users praise its power and active community but frequently note it is heavier than Three.js for simpler projects.

“BabylonJS can be heavier”
Reddit, r/gamedev

Companies that use it

  • Frame
  • Combeenation
  • GMI Software
Full analysis

Based on ~20 public sources: forums, Reddit, security advisories, and comparison articles.

Free open-source web 3D engine; superb for complex browser apps, heavy for simple scenes — Three.js is the lighter rival.

Methodology

Based on ~20 public sources: forums, Reddit, security advisories, and comparison articles.

Read how a report is made.

Sources

  1. Babylon.js official sitebabylonjs.com
    official
  2. Babylon.js license (Apache)github.com
    official
  3. Babylon.js bundle size forum threadforum.babylonjs.com
    review
  4. Reddit: Babylon.js vs Three.jsreddit.com
    review
  5. Babylon.js vs Three.js technical comparisondev.to
    review
  6. @babylonjs/gui vulnerability advisoryintel.aikido.dev
    security
  7. Snyk: babylonjs package securitysecurity.snyk.io
    security
  8. Theirstack: 192 companies using BabylonJStheirstack.com
    news
  9. Backwards compatibility in Babylon.jsbabylonjs.medium.com
    official

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