The JetBrains Blog

This is the big news that we've been saving for today - JetBrains MPS 3.0 is ready for you to grab and use. Our development effort has brought serious improvements to your favorite language workbench. The major new features and capabilities include: Tight interoperability between Java and BaseLa…

Listening to your feedback and fixing the bugs you reported (check out the release notes) got us to the second release candidate, which you can now download and experiment with. Develop with pleasure! -JetBrains MPS Team…

Listening to your numerous requests we managed to prepare an overview document describing how scopes work in MPS 3.0 and how you should use them. If scoping is something that has been puzzling you, please check out the Scope doc. Develop with pleasure! -JetBrains MPS Team…

We prepared some guidelines for those who'd like to try the new Open API of MPS 3.0 and experiment with custom persistence. You might have already tried the xmlPersistence sample project, which was bundled with the first release candidate. Now we added a step-by-step cookbook that uses the xmlPersis…

As we're getting very close to the final 3.0 release, the first release candidate has been prepared for you today. Thank you all for your feedback that helped us tune the features and fix the bugs in our earlier EAP releases (check out the release notes). Please, get MPS 3.0 rc1 and help us give MPS…

Debugging typically helps you gain insight in what's happening down in the code. Debugging the type-system is a special challenge, though. The MPS type-system engine performs type calculations on the type-system rules trying to match types to the language elements used in the code. You, as a languag…

Have you tried one of the most prominent features of MPS 3.0 - multiple editor projections? Developers can now switch between alternative notations and so always pick the one that fits best the task at hands. This is really an exciting addition to the MPS feature set. To help you start experimentin…

Another round of fixing and polishing to MPS 3.0 has just been finished and packaged into an EAP release. Get the most recent EAP release from the download page so you may give it a serious try. Check out the list of all fixed issues in this release. The final release is just round the corner. We a…

While playing with the 3.0 EAP releases, you may consider checking out the updated MPS generator tutorial. It has undergone a major rewrite to accommodate for all the recent changes to the MPS generator and to better serve the purpose of teaching the various code generation techniques that MPS offer…

If you like living on the edge, we've got a new EAP release ready for you to try out. In addition to the features of the previous EAP release, we've enabled automated migrations that will convert your 2.5 projects to 3.0. Get the release from the usual place and don't forget to let us know how thin…

This is exciting news for all the MPS fans out there. You can now get the EAP builds of MPS 3.0 and start playing with what we've build over the last year. It took a while, and we hope it was worth waiting for. Here's a list of the most notable additions and improvements that you could benefit from …

Today we've got another video giving you a taste of what's being prepared for the upcoming 3.0 release - multiple editor projections. This is truly unleashing the power of projectional editing. The new support for multiple projections will give the language designers the power to define alternativ…