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Jjodel-homepage

Jjodel, a new
metamodeling platform.

Jjodel is an open source metamodeling platform written in TypeScript/React and running in Node.js. It is integrated, reactive, and collaborative to reduce unwanted complexity and enhance unobtrusive co-evolution, enabling more powerful Model-Driven Engineering environments.

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Cloud & Reactiveness

No need to install & maintain the platform (“zero-setup”) and no need to regenerate, compile and deploy model editors.


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Higher Visual Capabilities

JSX templating enables simplified syntax definition with state-of-art front-end engineering


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Real-time Collaboration

Real-time collaboration for designing a modeling notation’s abstract syntax and multiple viewpoints.


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Minimize the Cognitive Load.

Flexible Modeling

Authoring models lacks of appropriate degrees of flexibility that induces modelers to meet binary decisions even in presence of uncertainty.  

Details can be overwhelming

Jjodel graphical workbenches feature an abstraction slider



Decisions sometimes must be postponed

Shapeless objects are model elements with undefined types


A simplified UML Class Diagram Metamodel
A simplified UML Class Diagram Metamodel
Typing information is partly removed
Typing information is partly removed
Relationship typing is collapsed
Relationship typing is collapsed