Reading paywalled articles using free software

If I want to read washingtonpost.com/…/post-american-world-is-now-f…, I have to use archive.vn which allows me to go past the paywall (archive.vn/yTP0x). However, archive.vn is still proprietary so I installed ArchiveBox which is free software but does not go past the paywall. Does anyone have any solutions?