Compare two packs

Pick two packs to see what they share, what is unique to each, and which mods they ship at different versions. Libraries are left out: they don't change how a pack plays.

In both: 240
Only in FTB Skies 2: 123
Only in FTB StoneBlock 4: 112
Same mod, different version: 22

The two packs at a glance

	FTB Skies 2	FTB StoneBlock 4
Minecraft version	1.21.1	1.21.1
Mod loader	NeoForge	NeoForge
Mods	432	410
Quests	2,194	942
Guides	364	356
Newest release	1.24.0 · Oct 12, 2026	1.23.0 · Oct 12, 2026

Comparing FTB Skies 2 1.24.0 with FTB StoneBlock 4 1.23.0.

Only in FTB Skies 2

In both

Mods both FTB Skies 2 and FTB StoneBlock 4 ship. They can still behave differently, because each pack sets its own recipes and configs.

Same mod, different version

A different version can mean different recipes, machines or balance. The guides say what each pack changed.

Mod	FTB Skies 2	FTB StoneBlock 4
	2.3.0	2.4.0
	0.7.10.3	0.7.10.4
	5.13.2	5.13.3
	1.21.1-3.4.0-neoforge	1.21.1-3.0.4-neoforge
	1.21-2.2.38-neoforge	1.21-2.2.41-neoforge
	3.56	3.57
	1.3.15+b	1.3.16
	1.21-3.6.38	1.21-3.6.39
	21.1.19	21.1.20
	1.8.12-snapshot+mc1.21.1-local	1.8.14-beta.1+mc1.21.1
	1.20.7	1.20.7.1
	3.3.0	3.3.1
	7.22	7.23
	2.1.0	3.0.1
	2101.7.2-build.377	2101.7.2-build.374
	1.2.12	1.2.13
	4.7	4.8
	1.21-7.0.6	1.21-7.0.7
	3.26.6	3.26.9
	1.5.2	1.5.7

Compare two packs

The two packs at a glance

Only in FTB Skies 2

In both

Same mod, different version

Only in FTB StoneBlock 4