AlmaLinux vs Rocky Linux vs CentOS Stream: Which VPS OS Should You Choose?

When Red Hat discontinued CentOS 8 in December 2021 and shifted focus to CentOS Stream, the enterprise Linux community needed stable alternatives. AlmaLinux and Rocky Linux are known as the two RHEL-compatible replacements, while CentOS Stream continues as an upstream development platform. This comprehensive guide from PerLod Hosting explores AlmaLinux vs Rocky vs CentOS Stream VPS to help you choose the best option for your VPS hosting needs.

At this point, we want to start by understanding CentOS alternatives and the key differences between AlmaLinux vs Rocky vs CentOS Stream VPS.

1. AlmaLinux: AlmaLinux is a free and reliable replacement for CentOS. It is built by a non-profit foundation but backed by CloudLinux, a major hosting company, making it very stable for business use.

Because it works exactly like Red Hat Enterprise Linux (RHEL), any app built for Red Hat will run perfectly on AlmaLinux. It offers 10 years of support for each version and is famous for releasing security updates faster than other options. It also uses the standard DNF tool for installing software, so the commands will feel familiar if you have used CentOS before.

2. Rocky Linux: Rocky Linux was started by Gregory Kurtzer, the founder of CentOS. Its goal is to be an exact copy of Red Hat Enterprise Linux (RHEL) and a replacement for CentOS. Rocky offers 10 years of support for each version and is known for being stable and reliable. Like AlmaLinux, it uses the standard DNF tool to install and manage software.

3. CentOS Stream: CentOS Stream operates as an upstream model that sits between Fedora and RHEL. This makes it great for developers who need to see what features are coming next.

However, it is not recommended for production servers. Because it gets updates constantly, things change frequently, and bugs can happen. If you need a server that stays the same and never breaks, CentOS Stream is too risky to use.

Key Differences Comparison for CentOS Alternatives: AlmaLinux vs Rocky vs CentOS Stream VPS

Now that you have understood the key differences, you can proceed to the following steps to learn how to migrate from CentOS to these alternatives.

For the CentOS 8 to AlmaLinux migration, you must switch to the root user with the command below:

Update your current CentOS system with the following command:

Reboot your system to apply the changes:

After reboot, switch to the root user again:

Download the AlmaLinux deployment script from GitHub with the command below:

Make the script executable:

Run the migration script with the command below:

It will take some time to complete. Once it is completed, reboot your server:

After reboot, verify the CentOS to AlmaLinux migration by checking the OS version and AlmaLinux kernel:

If you are using CentOS 7, you can use the ELevate tool for CentOS 7 to AlmaLinux 8 migration:

For CentOS 8 to Rocky Linux migration, same as AlmaLinux Linux:

After reboot, switch to root and download the migrate2rocky script from GitHub:

Make the script executable and execute the migration script with the -r flag:

Reboot after successful migration:

If you are using CentOS 9 and want to migrate to Rocky Linux 9, you must download the Rocky Linux 9 migration script:

Verify the migration with the commands below:

For CentOS 8 to CentOS Stream migration, switch to root, update your system, and install CentOS Stream release package with the commands below:

Swap repositories from CentOS Linux to CentOS Stream:

Synchronize all packages to CentOS Stream versions:

Reboot to complete migration:

After reboot, verify CentOS Stream installation:

Deciding between AlmaLinux vs Rocky vs CentOS Stream VPS can be tricky since they all come from the same Red Hat roots. Here is a simple recommendation to help you pick the best OS from these CentOS Alternatives for your Linux VPS:

Choose AlmaLinux If:

• You need faster access to security patches and updates.
• You want ABI compatibility with flexibility in update timing.
• You prioritize community-driven development backed by enterprise support.
• You value the broader mirror network (302 global mirrors).
• Your workload requires enterprise-grade stability with quicker update cycles.

Choose Rocky Linux If:

• You need strict 1:1 binary compatibility with RHEL.
• You want the closest possible CentOS replacement.
• You prefer a distribution founded by the original CentOS creator.
• Your organization requires exact RHEL mirroring for compliance.
• You prioritize predictable and tested releases over rapid updates.

Choose CentOS Stream If:

• You're developing or testing applications for RHEL environments.
• You want early access to upcoming RHEL features.
• You're running development servers, not production workloads.
• You need continuous integration with the latest RHEL developments.
• Your use case benefits from rolling release updates.

For VPS hosting, both AlmaLinux and Rocky Linux provide excellent RHEL-compatible alternatives to CentOS. AlmaLinux offers faster update cycles and broader mirror support, which makes it ideal for users who prioritize quick security patches. Rocky Linux provides strict 1:1 binary compatibility, perfect for organizations requiring exact RHEL mirroring. CentOS Stream serves development and testing needs but should be avoided for production VPS workloads.

Your choice depends on whether you value update speed (AlmaLinux) or absolute RHEL compatibility (Rocky Linux), but both distributions will provide a reliable and production-ready foundation for your Linux VPS infrastructure.

We hope you enjoy this guide on AlmaLinux vs Rocky vs CentOS Stream VPS.

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