They’ll just move to another one or maybe one that’s FOSS.
All the major ones are already open source. uBlock Origin, uBlock, AdBlock, AdBlock Plus and AdGuard are all licensed under GPLv3. If anyone fancied starting another competing one for some reason they’d have plenty of codebases to choose from.
All the major ones are already open source. uBlock Origin, uBlock, AdBlock, AdBlock Plus and AdGuard are all licensed under GPLv3. If anyone fancied starting another competing one for some reason they’d have plenty of codebases to choose from.