Blender.org provides the latest version of Blender, as well as older versions and experimental builds for download. Users can stay updated with the new features in the latest releases. The website also offers resources such as access to production assets and knowledge from open movies, as well as documentation on how to use and navigate Blender. Developers can keep track of the latest development updates through the developers blog and find guidelines, release notes, and development documentation. Users can also participate in the Blender Benchmark platform to collect and share their results. The Blender Conference is an annual event that brings the community together. To support the core development of Blender, users can make a monthly contribution through the Development Fund or perform a single one-time donation with various payment options available.
https://wiki.blender.org/wiki/Reference/Release_Notes/4.0