Epic releases Unreal Engine 5.8 preview

Epic Games released Unreal Engine 5.8 Preview and MetaHuman 5.8 Preview on May 12, opening the build to developers through the Epic Games Launcher, GitHub and Linux downloads, according to Epic’s developer forum posts. The company framed the release as a preview build rather than a final version and said the software remains under active development. Epic also told developers to test on project copies instead of converting live projects because the preview is not fully quality-tested. ### Where did Epic post the release? Epic’s Unreal Engine team posted the 5.8 Preview announcement in the Epic Developer Community Forums on May 12 under a release notice by Dan Hutnik. A separate MetaHuman 5.8 Preview post appeared later the same day under James Pullan, also on Epic’s forums. The Epic forums describe both posts as official announcements and direct developers to download the preview through Epic’s standard distribution channels. (forums.unrealengine.com) Epic’s main Unreal Engine site also surfaced both items in its community feed. ### What changed in Unreal Engine 5.8 Preview itself? Unreal Engine 5.8 Preview “prioritizes performance advancements,” Epic said in the release post, adding that the update is aimed at making systems “more reliable, scalable, and intuitive.” The company highlighted Mesh Terrain as a new experimental feature for building large environments with a 3D-mesh-based architecture that works natively with Procedural Content Generation, or PCG. (forums.unrealengine.com) (unrealengine.com) Epic also said PCG received changes that let developers make manual edits directly on procedural content while keeping the underlying procedural logic intact. The Procedural Vegetation Editor, Epic said, was updated to create “biologically correct, Nanite-ready vegetation assets” inside the editor. MegaLights moved to “full production readiness” in 5.8 Preview, according to Epic’s post, which said the lighting workflow is faster, cleaner and more scalable, with better performance on current-generation consoles and handhelds. (forums.unrealengine.com) Epic also said Control Rig Physics moved to beta and that new Direct Mesh Controls were added as an experimental system for representing rig controls directly on sections of a skeletal mesh. ### What is new in MetaHuman 5.8 Preview? MetaHuman 5.8 Preview adds new Collections designed to populate scenes with larger digital crowds, Epic said. The company said the MetaHuman Crowds plugin can scale character counts “from tens to thousands.” Mesh to MetaHuman was also expanded so developers can turn meshes into full MetaHuman characters with head and body conforming either separately or at the same time, Epic said. (forums.unrealengine.com) MetaHuman Animator now supports Linux and macOS, with Epic saying Mac users can use real-time workflows while Linux users can use offline processing. Custom lighting scenes in MetaHuman Creator and access to unbaked textures are also part of the preview, according to Epic’s post. (forums.unrealengine.com) Epic said those tools are meant to let developers preview characters in target environments and adjust textures before baking them into assembled MetaHumans. ### Is this a beta or a stable release? Epic said both releases are preview builds and “should be considered as unstable until the final release.” The company recommended making a copy of projects before testing and directed users who find problems to its bug-reporting guidelines. (forums.unrealengine.com) The company’s broader documentation hub says Unreal’s “What’s New” pages track features included in each release as well as features introduced in beta or experimental states. (forums.unrealengine.com) Epic’s install documentation says Unreal Engine versions are distributed through the Epic Games Launcher, which is also used to manage updates. ### What should developers watch next? Epic’s May 12 announcements pointed developers to the UE 5.8 public roadmap for additional details beyond the preview highlights. (forums.unrealengine.com) The company has not, in the materials reviewed, given a final release date for Unreal Engine 5.8. Epic said the next step for developers is to test the preview build, review the public roadmap and file bugs through Epic’s reporting process while the release remains in preview. (dev.epicgames.com) Those instructions were included in both official May 12 posts. (forums.unrealengine.com)