Side by side
ImmediatelyFast vs VulkanMod
Both stand on minecraft performance mods. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Open source APILinuxMac+1
ImmediatelyFast focuses on client rendering across multiple game elements and mod loaders. Its value depends on whether the CPU is the bottleneck and whether the player uses a listed incompatible mod or client.
Visit ImmediatelyFast Free plan Open source LinuxMacWindows
VulkanMod offers a Vulkan rendering alternative for compatible Fabric setups, with several listed rendering optimizations. Check its compatibility limits first, particularly if you rely on mods that use OpenGL.
Visit VulkanModThe facts
| ImmediatelyFast | VulkanMod | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Yes | Yes |
| Runs on | API, Linux, Mac, Windows | Linux, Mac, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 1 |
| Maker | Not published | Not published |
| Website | github.com | github.com |
| On minecraft performance mods | #1 of 24 | #3 of 24 |
ImmediatelyFast: what it does well
- Free and open source under LGPL-3.0-or-later
- Supports Fabric, Forge, NeoForge, and Quilt
- Optimizes several rendering areas, including particles and maps
- Config file offers performance and compatibility options
What to know first
- Known incompatibilities include OptiFine and LunarClient
- Performance gains may be smaller on very fast CPUs
- No dedicated server support
VulkanMod: what it does well
- Targets terrain, chunk, and entity rendering
- Lists native Wayland support on Linux
- Windowed fullscreen mode is listed
- Free to use
What to know first
- Requires Fabric and Vulkan 1.2-capable GPU
- Shader support is not available
- OpenGL-using mods are unsupported
- Known incompatibilities include Sodium and Iris Shaders
Alternatives to ImmediatelyFast Alternatives to VulkanMod The whole list