Top mods / Global Server Config
Not listed
Global Server Config doesn't list Minecraft 26.3 on Modrinth. The newest release it lists is 1.20.4, on Forge.
Open Global Server Config on Modrinth
This is what the mod's author listed on Modrinth, not a test. A listing doesn't prove a mod runs on your setup, and a missing listing doesn't prove it fails. Versions must match exactly, and files published elsewhere, such as CurseForge, aren't counted.