Immersa
A web-based 3D presentation tool that creates animated transitions between slides using 3D models, images, and text.
What is Immersa?
Immersa is an open-source, web-based 3D presentation tool that enables users to create dynamic presentations with 3D models, images, and text. It solves the limitation of flat, static slides by automatically generating smooth animated transitions when objects change position, rotation, or scale between slides, making presentations more visually engaging.
Educators, designers, developers, and presenters who need to create visually compelling and interactive presentations, especially those incorporating 3D models or requiring non-linear storytelling.
Developers choose Immersa for its unique 3D animation capabilities, open-source nature, and local data storage, offering more creative freedom and privacy compared to traditional cloud-based presentation tools.
Overview
Open Source Web-based 3D Presentation Tool
Use Cases
Best For
- Creating product demos with animated 3D models
- Building interactive educational presentations with 3D visualizations
- Designing portfolio showcases with dynamic transitions
- Developing architectural or engineering walkthroughs
- Making storytelling presentations with spatial narrative elements
- Prototyping UI/UX concepts in a 3D environment
Not Ideal For
- Teams needing real-time collaborative editing or cloud-based sharing
- Presentations requiring export to standard formats like PowerPoint or PDF
- Users who prefer drag-and-drop interfaces without technical prerequisites like Java installation
- Projects demanding extensive 2D slide templates and traditional layout tools
Pros & Cons
Pros
The README highlights that moving objects between slides triggers smooth interpolation, creating fluid animations without manual keyframing, as seen in the demo video.
All data is stored locally using IndexedDB, ensuring user privacy and offline access, with no cloud dependency or data leakage risks.
Supports .glb models, images, and 3D text, enabling rich visual presentations directly in the browser via Babylon.js rendering.
Built with ClojureScript and released under MIT license, it allows full customization and community contributions, as shown in the GitHub repository.
Cons
Requires Node.js, npm, and Java JDK for compilation, adding overhead compared to simpler web-based tools with zero-install options.
Only exports to .edn format, a Clojure data format, making it difficult to share presentations with users who don't have Immersa installed.
Uses ClojureScript, which has a smaller ecosystem than JavaScript, potentially limiting community plugins, tutorials, and hiring opportunities.
Open Source Alternative To
Immersa is an open-source alternative to the following products:
PowerPoint is a presentation program developed by Microsoft as part of the Microsoft Office suite, used to create slideshows with text, images, animations, and multimedia.
Google Slides is a web-based presentation program that allows users to create, edit, and collaborate on slideshows in real-time as part of Google Workspace.
Frequently Asked Questions
Related Projects
react-babylonjsReact for Babylon 3D engine
Vue-BabylonJSA ready-to-go 3d environment for Vue.js using Babylon.js
Divine Voxel EngineA multi-threaded, renderer-independent voxel engine in TypeScript. Build Minecraft-style voxel worlds and games that run in the browser.
BabylonJS-CharacterControllerA CharacterController for BabylonJS
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