TriangleCore is a mod library required for some of SidMC's mods. All files for my mod libraries have the same format: <modid>-<modloader><mcversion>-v<modversion> (e.g. trianglecore-forge1.12.2-v1.0.0)
Discord server: https://discord.gg/hWPuhAaahq
The TriangleCore Team
