The MPS Blog

In this release, MPS has adopted a new, modern-looking UI style. Under the hood, it gives you the option to document the structure of your languages and introduces improvements in several areas of the user interface, version control management, and build infrastructure. DOWNLOAD MPS 2023.3 Check out…

We have just released the Release Candidate for MPS 2023.3. It will give you a taste of the new features that you can expect in MPS 2023.3. The final release is just around the corner! Please test it out on your projects and let us know if you spot anything that we need to fix before the final rele…

The first EAP build for the upcoming MPS 2023.3 is out and ready for you to try. Grab it today and take some of the features planned for the upcoming release for a test drive. DOWNLOAD MPS 2023.2 EAP Here’s what awaits you in this build: Documentation There’s a new Documentation facet to write and g…

For MPS users who are still using version 2022.2, we’ve prepared a bug-fix release with several fixes and updates. It also includes additional features, some new and some that have already been published in other MPS versions. Back-ported from master Ability to copy messages from Model Checker The M…

MPS 2021.3.5 has been released with a small batch of useful fixes and an improvement backported from our newest MPS 2023.2 build. Visualize the current values for cells that violate constraints When an invalid value is inserted into a cell, the inserted invalid value is marked in red. Meanwhile, the…

For MPS users that are using last year’s version (2022.3), we’re releasing an update with numerous fixes. Many of them have been back-ported from the new MPS 2023.2, so you may have heard of some of them already. DOWNLOAD MPS 2022.3.1 See a full list of issues fixed in 2022.3.1 here. Back-ported fro…

In this release, we’ve achieved objectives from several different areas. You will find substantial improvements to JUnit support and the BaseLanguage integration with Java’s lambdas. The IDE is now more configurable, with the type system offering new ways to override rules in extending languages, as…

MPS 2021.3.4 has just arrived with a batch of useful backported improvements. Parallel model checker The model checker can now effectively utilize parallel hardware, thereby speeding up the process of model checking. Depending on the settings in Settings | Tools | Model Checker, it can spawn multipl…

Today we’re releasing the Release Candidate for MPS 2023.2. We have finished implementing all the major changes and features, and now we need your help. Please test it out properly on your projects and let us know if you encounter any bugs so we can be sure to fix them before the final release. DOWN…

Today we’re releasing the first EAP build for MPS 2023.2, which means the next major release is just around the corner. Test it out and let us know how the new features work for you. DOWNLOAD MPS 2023.2 EAP Here are some of the new features for you to try. Support for JUnit 5 Tests in MPS are now ge…

It’s never too late to improve old software! We’ve just backported two useful features from the latest MPS version all the way back to version 2021.3.3, which has just been released. MPS 2021.3.3 adopts one improvement that enhances the functionality of the overrides flag in the type system infere…

Since many MPS users are still using version 2022.2, we’re now releasing a gentle update with numerous fixes. The most prominent improvements are: There are no more lagging issues when migrating to MPS 2022.2. Inconsistent models stored with per root persistence no longer cause MPS to crash. …