Aeterna Utils is a mod made specially for the Eryx Aeterna modpack.
Features
The Altar to the Beyond - A crafting multiblock used to trade with the spirit world
Singularity Jars - A custom thematic implementation of storage drawers with upgradable storage blocks
Source Bowl - Can be used with a Source Jar to add or remove 250 Source
Solar Sourcelink - Generates a small amount of free Source when exposed to the sky during the day
Lunar Sourcelink - Generates a small amount of free Source when exposed to the sky during the night
Sculking Sourcelink - Consumes the experience dropped from nearby mob deaths to generate Source
Metallurgic Catalyst - A block that uses certain fuels to transform blocks around it into other blocks
KubeJS and JEI support for all recipes types