Check (and contribute to) the OCL repository in GitHub
Some stats on what we have accomplished in these seven years online plus the five posts that got the most visits in one single day ever
First empirical study on the adoption of Eclipse-based modelling technologies in open-source projects on GitHub. Promising results!
Contribute to our glossary of software modeling / model-driven terms . You can do it through the github repostory created to support this effort.
What makes an open source software successful (in terms of commits, contributors,…)? I have no idea but this post explains one thing that will NOT work