NixOS

Reader supplied reviews for NixOS Average rating 9.0 from 115 review(s) Please select a rating in the range of 1-10. Please write at least a few sentences about the distribution while limiting your review to 4080 characters. What are your thoughts on NixOS? Please include a few pros and a few cons, along with your overall impression of the operating system. Our FAQ page has tips on writing a good mini-review. Version: -- unstable25.1125.0524.1124.0523.1123.0522.1122.0521.1121.0520.0920.0319.0919.0318.0917.0916.0916.0315.09.101214.12.88514.04.63013.10.35728 Rating:    -- 10 9 8 7 6 5 4 3 2 1 out of 10 Your review (minimum 250 words): Past reviews - sort by: DateVotes Version: 25.11 Rating: 10 Date: 2026-04-03 Country: Armenia Votes: 8 NixOS is a complete paradigm shift in operating system management. After years of dealing with configuration drift, broken updates, and the fear of experimenting on a production system, NixOS has provided a level of control and reliability I did not think was possible. The core concept of a single configuration file describing the entire system state is deceptively simple but incredibly powerful. Every package, every system service, every kernel parameter is declared in one place. Rebuilding the system is an atomic operation. If an update fails or a configuration change breaks something, you do not spend hours debugging. You simply select the previous generation from the bootloader and you are back to a fully working state in seconds. There is no equivalent to this safety net in any other distribution. Reproducibility is not a buzzword here. It is the foundation. Setting up a development environment is no longer a manual process of installing dependencies and hoping for the best. A single command checks out my configuration and rebuilds my entire environment exactly as it was on another machine. The concept of a broken system due to a partial upgrade or a forgotten dependency simply does not exist. The learning curve is real. The Nix language and the concept of pure functional package management require you to think differently. However, the investment is repaid many times over in stability, reproducibility, and the sheer joy of using a system that does exactly what you tell it to do and nothing more. It has made system administration predictable and dare I say it, enjoyable. It is the final destination for anyone who values control, reliability, and reproducibility in their computing environment. Was this review helpful? Yes No Version: 25.11 Rating: 1 Date: 2026-03-22 Country: Greece Votes: 0 Well NixOS is not good for development. Working with anything that requires external libraries like C is a pain in the...you know. NixOS makes it very difficult to simply, install a library and have it accessible to the rest of your system. Most of the system configuration you would perform by hand with another Linux distribution i.e Void gets handled through a programming language instead. Also i see many NixOS services needlessly run as root and this leaves your computer exposed to danger while chmod leaves opportunity to leak secrets. Last but not least NixOS depends heavily on systemd. It is also impossible to use an alternative like Gentoo for example. I only mention binary logs as a major downside of this init (a new userland pretends to be just an init). Logs in a binary format can't as easily be used by programming languages while text files need pretty much nothing. Plus you always have to invoke journalctl to work with the journal which adds RAM overhead and CPU cycles. There is a project called SIXos which relies on the work of NixOS + S6 init. It is fairly new and seems promising. For me NixOS is a no go. IMHO i would avoid this project. If i need an immutable option Bedrock and Guix are better options. GUIX is kinda similar to NixOS. It is tailored for the advanced user with reliable upgrades and system control in mind. Was this review helpful? Yes No Version: 25.11 Rating: 4 Date: 2026-03-12 Country: United Kingdom Votes: 3 Requires a lot of learning reading of documents and watching Youtube tutorials or searching the web for help. If you want to simply install an app click and go this isn't the distro for you. There is a huge amount of terminal bashing just to get a simple app installed or to remove it. The learning is difficult, like some one already mentioned in a comment, the official documentation is full of missing information or results in errors, instead you have to go search other sources. After a few days of wrestling with it i gave up and deleted it, will stick with Fedora. Was this review helpful? Yes No See all 115 reader reviews of NixOS...