Resolume 7.13 update is a major release specifically designed to enhance "Arena" as a media server while adding depth to the patching environment. Blog – Resolume Key Features in Resolume Arena 7.13
16384x16384 is the max resolution and 5120x1280 is 20% less pixels than 4K so you'll be fine. Layers - Support – Resolume resolume arena 7.13 full
If you are looking for a "full" version through unofficial sources (cracks or pirated installers), be aware of these risks: Resolume 7
Resolume offers a fully functional trial version that works for 30 minutes per session (watermark-free). To remove the session limit and save compositions, you can purchase: To remove the session limit and save compositions,
Layers, clips, and effects can be triggered live. Arena 7.13 supports up to 12 layers of video and 12 audio channels per layer, giving you granular control over complex visuals.