
OpenBSD
Known for its robust security, OpenBSD is a FREE, multi-platform UNIX-like operating system based on 4.4BSD. With only two remote holes in the default install over an extended period, it emphasizes proactive security, integrated cryptography, and correctness. OpenSSH, a widely used software, originates from this volunteer-driven project.
Top OpenBSD Alternatives
GhostBSD
Offering a user-friendly experience, GhostBSD combines the power of FreeBSD with the elegance of the MATE desktop environment.
GrapheneOS
GrapheneOS is a mobile operating system prioritizing privacy and security while maintaining compatibility with Android apps.
BlackBerry 10
BlackBerry 10 is a secure operating system designed for high assurance mobile communications, safeguarding against sophisticated eavesdropping attacks.
CopperheadOS
CopperheadOS is a fortified Android operating system designed for ultimate security and privacy.
Roku OS
The Roku OS revolutionizes streaming by offering a user-friendly interface designed for quick access to countless entertainment options.
SUSE Linux Enterprise Real Time
SUSE Linux Enterprise Real Time is engineered for critical applications requiring minimal latency and reliable performance.
FortiOS
With 99.98% security effectiveness, it automates defenses, ensuring timely protection across cloud environments and remote...
SUSE Linux Enterprise Server (SLES)
It features advanced rollback capabilities with a btrfs filesystem, robust lifecycle management via SUSE Multi-Linux...
openSUSE MicroOS
It provides a compact environment ideal for deploying containers, with options for offline installation and...
SUSE Linux Micro
It streamlines development and operations, providing a secure, reliable platform compliant with industry standards...
Raspberry Pi OS
It offers intuitive guides for building games, apps, and websites, along with access to innovative...
OxygenOS
Its innovative Always-on Display showcases personalized content, while co-development with Spotify offers intuitive music controls...
CentOS Linux
It is derived from publicly available sources, with modifications to eliminate vendor branding...
NetBSD
Released in December 2024 as version 10.1, it emphasizes security and speed, making it suitable...
Fedora Workstation
With streamlined upgrades and extensive hardware support, it features a curated selection of apps, advanced...
Top OpenBSD Features
- Highly secure default installation
- Minimal remote vulnerabilities
- Multi-platform compatibility
- Focus on portability
- Emphasis on standardization
- Integrated cryptography support
- Developed by community volunteers
- Frequent and structured releases
- Proactive security measures
- OpenSSH integration
- Free and open-source
- Transparent funding model
- Strong focus on correctness
- Regular updates and patches
- Politics-free development approach
- Good licensing for cryptography
- Comprehensive documentation available
- Developer events and collaboration
- Support for various architectures
- Active user and developer community
Top OpenBSD Alternatives
- GhostBSD
- GrapheneOS
- BlackBerry 10
- CopperheadOS
- Roku OS
- SUSE Linux Enterprise Real Time
- FortiOS
- SUSE Linux Enterprise Server (SLES)
- openSUSE MicroOS
- SUSE Linux Micro
- Raspberry Pi OS
- OxygenOS
- CentOS Linux
- NetBSD
- Fedora Workstation