UML and OCL Archive

What is Cloudfier and why you may want to use it

Ever heard of Cloudfier? It is a tool for developing business applications based on executable models. But why would you want to do that? Keep reading!

Hopping lithely across relationships in Scrall

Leon Starr introduces a new Executable UML action language named Scrall: Starr's concise relational action language.This post focuses on hopping relationships

Grabbing objects with Scrall

This week we begin taking a look at Scrall action language examples. Today, we’re just going

Introducing the Scrall action language … under construction

Leon Starr introduces a new Executable UML action language named Scrall: Starr's concise relational action language

Leon Starr’s Executable UML and Action Language blog

Leon Starr's tips on open source model driven software development, Executable UML and a better action language.

New contributions to the OCL repository

Check the new models and OCL expressions added to the public OCL repository in GitHub

EMF-REST : now with data validation, security and full RESTful support

With EMF REST, web developers can quickly get a RESTful API from their models with validation and security support + a client JavaScript library to interact with the API.

fUML tool available on GitHub

An open source implementation of the OMG Foundational Semantics for Executable UML models (fUML) specification available on GitHub

Emacs for modeling a UML sequence diagram

Did you know you can write textual UML models with Emacs (and generate the corresponding diagrams automatically)? Check this Emacs mode for sequence diagrams

UML notation visualizer

Easy way to browse and visualize the UML notation specification