>It is much easier to get by not paying for NYT by using stuff like https://periscope.corsfix.com/ for sure. But it is a big inconvenience. WSJ is much more aggressive with it.

While not made specifically for that purpose, this extension[0][1] does a nice job without a lot of hassle, and it makes such pages accessible to others with a URL you can share. The downside is that dynamic content isn't supported.

[0] https://addons.mozilla.org/en-US/firefox/addon/archive-page/

[1[ https://github.com/JNavas2/Archive-Page