From https://emulation.gametechwiki.com/index.php/Main_Page

FOR OUR VISITORS’ ATTENTION: Citron, Eden, Kenji-NX, MeloNX, Pine, Pomelo, Ryubing, Ryujinx, Skyline, Sudachi, Sumi, Suyu, and Yuzu will be taken off GitHub in approximately one day or so after placing this template, as confirmed by a DMCA notice. The news has already been confirmed in Eden’s Discord. Please make sure to make their back-ups if you’re interested in Nintendo Switch emulation. This warning template will be later removed from the main page. Thank you for your attention!