there is below extension for this purpose which I know of, I think there can be many more if we search for them
chrome and firefox extension for removing paywall: https://github.com/iamadamdev/bypass-paywalls-chrome
chrome and firefox extension for removing paywall: https://github.com/iamadamdev/bypass-paywalls-chrome
If you want an alternative that only requests permissions for sites with paywalls, this one is better: https://gitlab.com/magnolia1234/bypass-paywalls-firefox-clea...