Rubidium

• Fully compatible with Connector
• Compatible with Fabric addons for Sodium provided by Connector (Indium has some problems)
• Resolved JEI issues
• Resolved Create crashes (thanks to embeddedt)
• Upstreamed with new Sodium's optimizations/changes
• Clouds fixes

Oculus should be updated to 1.6.9!

• Add option to create the OpenGL context (better performance)
• Fixed CTM
• Fixed block and item emissives (thanks to embeddedt for an ideas)
• Fixed incorrect Cloud rendering in modded dimensions
• Fixed CodeChickenLib compatibility
• Using Forge particle culling system now (better performance)
• Fixed incorrect Fluid culling
• Fixed not working Leaves option
• Fixed not working Vignette option
• More parity with Forge in Ambient Occlusion and Lighting
• Memory leak fix in cloud rendering
• Correct Immersive Engineering wire rendering in multiplayer
• Some multipart models fixes
• Fixed Donation button width
• Code cleanups
• Removed incorrect LICENSE file

• Add option to create the OpenGL context (better performance)
• Full support of mod translating (feel free to make PR on GitHub)
• Fixed CTM
• Optimized chunk rebuilding
• Added Forge Pipeline rendering (fixes many rendering issues, inspired by embeddedt)
• Fixed RenderTypes memory leak (thanks to Kasualix)
• Using Forge particle culling system now (better performance)
• Fixed incorrect Fluid colors and culling
• Fixed not working Leaves option
• Fixed not working Vignette option
• More parity with Forge in Ambient Occlusion and Lighting
• Fixed not working particle optimization with Abnormals Core
• Fixed Donation button width
• Correct resource version in pack.mcmeta for 1.16.5
• Code cleanups
• Removed incorrect LICENSE file

For compatibility Oculus should be updated to 1.4.6

• Fixed RenderTypes for mods (translucency problem)
• Fixed many issues with other mods (crashes mainly)

Contains all Sodium's 0.5.0 improvements, for example:

• Improved the performance of terrain rendering
• Fixed major performance regression for NVIDIA graphic cards
• Added "Render Pass Consolidation" option
• Improve "Block Face Culling" option

And much more