Sparcoon Editor
Sparcoon Editor: A focused three.js VFX editor with GPU simulation, browser preview, and TypeScript export. Ranked #20 of 33 in Game Particle Effect Editors by our editors (7.3/10); pricing: Free plan; best for three.js developers building GPU-driven web effects.
At a glance
- Editor score7.3 / 10
- PricingFree plan
- Best forThree.js developers building GPU-driven web effects
- Free planYes
- Paid fromFree
- GPU simulationYes
- Facts checked14 Nov 2026
Where it wins
- Build effects with behavior and render graphs plus timeline events.
- Use WebGL2 transform feedback or a JavaScript simulation fallback.
- Preview in-browser and export project JSON or a TypeScript module.
Where it doesn't
- Supports three.js, not other engines such as Babylon.js or PixiJS.
- The project README describes the editor as pre-release.
- Community support may not suit teams that need dedicated support.
Our verdict on Sparcoon Editor
Sparcoon Editor is a browser-based node editor for creating particle effects and visual effects for three.js. It is aimed at developers and VFX artists making web content, including mobile ads and playable creatives, who want to author effects and export them for the Sparcoon runtime. The editor supports imported textures, HDR environments, and GLB/GLTF meshes, while live preview lets creators inspect effects in the browser. Its scope is deliberately tied to three.js rather than a general-purpose game effects workflow.
Its authoring tools combine particle emitters with behavior and render graphs, covering simulation and materials, and a timeline with burst events, play events, and keyframes. GPU simulation uses WebGL2 transform feedback, with a JavaScript fallback; the listed platform support also notes a WebGL1-compatible Baseline tier. That gives projects a path beyond GPU-capable browsers, though developers should account for the differences between GPU and fallback execution in their own target environments. The editor exports editable project JSON as well as compiled effects in a TypeScript ES module, a useful distinction for teams that want to keep source projects editable while integrating compiled output into code.
Sparcoon is free and open source, with browser-based access and community support. Its key constraint is engine fit: it integrates with three.js and does not support Babylon.js, PlayCanvas, or PixiJS. The project README describes the editor as pre-release, so teams evaluating it for production workflows should weigh that status alongside the focused feature set. Choose it if a three.js project needs graph-based effect authoring and TypeScript export; choose another tool if your pipeline centers on another engine or requires a broader integration ecosystem or dedicated support.
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Sparcoon Editor pricing
Sparcoon Editor fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| GPU simulation | Yes |
| Engine integration | Plugin |
| Supported engines | three.js |
| Export formats | Project JSON; TypeScript ES module |
| Editor platforms | Browser; WebGL2 (WebGL1-compatible Baseline tier) |
| Particle limit | Not verified |
| Deployment | Cloud, Browser extension |
| Platforms | Web |
| Support | Community |
| Built for | Solo, Small business (editorial estimate) |
| Integrations | 1 integrations: three.js |
| Pricing | Free plan |
| Website | jango-git.github.io |
| Facts checked | 14 Nov 2026 |
Sparcoon Editor integrations
Sparcoon Editor lists 1 integrations on its own site.
- three.js
Alternatives to Sparcoon Editor
- Unreal NiagaraA full in-engine VFX workflow for teams building projects in Unreal Engine.9.4
- Unity Visual Effect GraphA Unity-native graph for large-scale GPU effects, with strongest support in HDRP.9.2
- BlastFXA detailed desktop particle editor for building effects and exporting them as animation assets.8.5
See all Sparcoon Editor alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026
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