Template:Firefox contrib release compatibility

Operating system			Latest stable version	Support status
Solaris	11		Old version, no longer maintained: 128.3.1esr (x64, SPARC V9)	2011–2024
	10 and OpenSolaris		Old version, no longer maintained: 52.9.0esr (IA-32, x64, SPARC V9)	2005–2018
	8–9		Old version, no longer maintained: 2.0.0.20 (IA-32, SPARC V9)	2004–2008
AIX	7.1 and 7.2		Old version, no longer maintained: 3.6.25 (POWER)	N/A
HP-UX	11i v2–v3		Old version, no longer maintained: 3.5.9 (IA-64, PA-RISC)	N/A
FreeBSD (Tier 1)	13 and later		Current stable version: 132.0.2 (x64, ARM64)	2021–
			Old version, yet still maintained: 128.4.0esr (x64, ARM64)
	12		Old version, no longer maintained: 121.0 (IA-32)	2018–2024
			Old version, no longer maintained: 115.6.0esr (IA-32)
OpenBSD	-stable	7.6	Current stable version: 132.0.2 (x64, ARM64, RISC-V)	2024–
			Old version, yet still maintained: 128.4.0esr (x64, ARM64, RISC-V)
		6.9	Old version, no longer maintained: 88.0.1 (IA-32)	2021
			Old version, no longer maintained: 78.14.0esr (IA-32)
		5.8	Old version, no longer maintained: 38.7.1esr (PPC)	2015–2016
		5.7	Old version, no longer maintained: 31.6.0esr (SPARC V9)	2015
		4.7	Old version, no longer maintained: 3.5.10 (Alpha)	2010
	-release	5.8	Old version, no longer maintained: 39.0.3 (PPC)	N/A
		5.4	Old version, no longer maintained: 3.6.28 (Alpha)
		4.7	Old version, no longer maintained: 3.0.18 (ARM)

Legend:

Old version, not maintained

Old version, still maintained

Latest version

Latest preview version

Future release