To say that nothing we have done to the planet is as bad for the environment as the Great Oxygenation Event would be to pat ourselves on the back for not literally poisoning the atmosphere.
https://en.wikipedia.org/wiki/Green_sulfur_bacteria
https://en.wikipedia.org/wiki/Purple_sulfur_bacteria
Obligate anaerobic photoautotrophs: they photosynthesize, and need light to survive, but don't produce (and are killed by) O2. Unfortunately for them, post-GOE, there aren't many habitats that are anoxic but still have much light!
There's at least one clade of "green sulfur bacteria" that apparently lives off the basically-invisible glow from a black smoker at a mid-ocean ridge: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1166624/
fascinating stuff!
The early biological history of Earth has a few 'Colored Earth' phases: Red-Purple-Green-White-Blue(hypothetically).