TIL SDF Vintage Systems https://sdf.org/?ssh It contains a lot of systems, and you can ssh into them. https://wiki.sdf.org/doku.php?id=vintage_systems:start https://wiki.sdf.org/doku.php?id=vintage_systems:menu I've tried twenex, and tried tutorial. (the `TOPS20` command) And also: - UNIX50 https://unix50.org/ https://wiki.sdf.org/doku.php?id=unix_50th - twenex https://www.twenex.org/ - The ICM (The Interim Computer Museum) https://icm.museum/ -- Tianyu Chen on 2025-12-14 Happy weekend!