Back in the day, it was possible to download nightly snapshots of the in-development releases of MODX. Those were removed/broke at some point, and have just been restored to function.

Excellent short post explaining how you can optimize performance of your site by changing the way you use output modifiers.

Exploring how you can use package attributes to share arbitrary data about a package between the setup options and resolvers.

Renewal of MAB meetings, all processors were converted to a new format, active work on refactoring and docs, updating add-ons and interesting notes.

There's currently an active attack making the rounds where the MODX installer, if still in-place on a site, is exploited to take over a website. When you've installed MODX, always make sure the setup is removed immediately when you're done.