The 6th International ABZ Conference Alloy, ASM, B, TLA, VDM, TLA, Z, 2018 (ABZ 2018) covers various state-based approaches to formal methods, specifically Alloy, ASM, the B-Method, TLA, VDM, and the Z notation. It is planned for ABZ 2018 to be held in Southampton↑, United Kingdom↑, 5–8 June 2018.