# Visopsys

9 Hacker News commenters recommended Visopsys and 4 criticized it, November 2025 to November 2026. It was recommended in 1 of 13 months.

**Verdict:** A free hobby operating system built by a single developer since 1997, praised as an impressive passion project for learning how an OS works. Critics say it is not practical for everyday use.

## Why people recommend it

- Impressive that one person built it (3 comments): "I find it extremely fascinating that somebody is able to create entire operating system" ([source](https://news.ycombinator.com/item?id=45786815)) "The most impressive thing is being on 0.9 after nearly 30 years" ([source](https://news.ycombinator.com/item?id=45786345)) "I thought it was pretty genius at the time" ([source](https://news.ycombinator.com/item?id=45787947))
- Seen as a passion project (2 comments): "I see this as a passion project, and I think it's really cool." ([source](https://news.ycombinator.com/item?id=45786880)) "real passion and love for coding" ([source](https://news.ycombinator.com/item?id=45788236))

## Alternatives hackers recommend

- [webOS](https://hackerapproved.com/p/webos.md): 20 recommend
- [AsteroidOS](https://hackerapproved.com/p/asteroidos-2-0.md): 19 recommend
- [Minix](https://hackerapproved.com/p/minix.md): 15 recommend
- [Inferno operating system](https://hackerapproved.com/p/inferno.md): 12 recommend
- [DragonFly BSD](https://hackerapproved.com/p/dragonflybsd.md): 7 recommend

## Cite as

Hacker Approved, "Visopsys", https://hackerapproved.com/p/visopsys/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).