
elementary OS
elementary os is a free, fast and aesthetically pleasing operating system based on ubuntu .
The OpenBSD project produces a FREE, multi-platform 4.4BSD-based UNIX-like operating system. Our efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography.
the openbsd project produces a free, multiplatform 4.4bsdbased unixlike operating system. our efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography.
* openbsd runs on many different hardware platforms.* openbsd is thought of by many security professionals as the most secure unixlike operating system, as the result of a neverending comprehensive source code security audit.* openbsd is a fullfeatured unixlike operating system available in source form at no charge.* openbsd integrates cuttingedge security technology suitable for building firewalls and private network services in a distributed environment.* openbsd benefits from strong ongoing development in many areas, offering opportunities to work with emerging technologies with an international community of programmers and endusers.* openbsd attempts to minimize the need for customization and tweaking. for the vast majority of users, openbsd "just works" on their hardware for their application. not only is tweaking and customizing rarely needed, it is actively discouraged.
Security focused Extremely Secure Unix like
Productivity Developer Tools Utilities
security-focused operating-system extremely-secure bsd-based unix-like