Software Alternatives & Startups

Clarizen VS CloudLinux

Compare Clarizen VS CloudLinux and see what are their differences

Clarizen

Looking for an effective project management solution? Clarizen offers a powerful online project management software to get the job done efficiently. Learn more.

Rating
0 reviews
CloudLinux

Making Linux secure, stable, and profitable for thousands of hosting providers and data centers worldwide.

Rating
0 reviews
Pricing
Open source
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Base details

Website, pricing, platforms and company facts side by side.

Clarizen
CloudLinux
Website clarizen.com cloudlinux.com
Pricing
Open source
Listed in

Features and specs

What each product offers, as listed by its team.

Clarizen 5 features
CloudLinux 5 features
  • Comprehensive Project Management
    Clarizen offers a wide range of project management features, including task scheduling, resource allocation, time tracking, and risk management, making it a powerful tool for managing complex projects.
  • Customizable Workflows
    Users can create custom workflows and processes tailored to their organization's specific needs, increasing flexibility and efficiency.
  • Collaboration Tools
    Built-in communication and collaboration tools, such as chat, discussion forums, and document sharing, enable team members to work closely and share information seamlessly.
  • Advanced Reporting and Analytics
    Clarizen's robust reporting and analytics capabilities allow users to generate detailed reports, track project progress, and gain insights into performance metrics.
  • Integration with Other Tools
    Clarizen integrates with a variety of third-party applications, including CRM, ERP, and other productivity tools, facilitating a more cohesive work environment.

Possible disadvantages

  • High Cost
    Clarizen can be relatively expensive compared to other project management solutions, which might be a barrier for smaller businesses with limited budgets.
  • Steep Learning Curve
    The platform's extensive features and capabilities may result in a steep learning curve for new users, requiring significant time and training to master.
  • Complex Interface
    Users have reported that the user interface can be overwhelming and difficult to navigate, especially for those who are not tech-savvy.
  • Performance Issues
    Some users have experienced performance issues, such as slow loading times and occasional glitches, which can hinder productivity.
  • Limited Mobile App Functionality
    The mobile app version of Clarizen offers limited functionality compared to the desktop version, which might be inconvenient for users who need to manage projects on the go.
  • Enhanced Server Stability
    CloudLinux uses its lightweight virtualization technology (LVE) to isolate each tenant on a shared hosting server, preventing any single user from consuming excessive resources and crashing the server for everyone else. This ensures consistent uptime and performance.
  • Improved Security with HardenedPHP and KernelCare
    CloudLinux offers HardenedPHP, which patches old and unsupported PHP versions against known vulnerabilities, and KernelCare, which provides live kernel patching without requiring server reboots. These features significantly enhance server security posture.
  • Resource Limit Management
    Administrators can set granular resource limits (CPU, memory, I/O, number of processes, etc.) per user account using LVE Manager. This makes it easy to manage shared hosting environments and ensure fair resource distribution among tenants.
  • CageFS File System Virtualization
    CageFS creates a virtualized file system for each user, preventing them from seeing other users on the server, viewing sensitive configuration files, or exploiting server vulnerabilities. This adds an important layer of isolation and security.
  • Wide Compatibility with Hosting Panels
    CloudLinux integrates seamlessly with popular hosting control panels such as cPanel, Plesk, and DirectAdmin, making it straightforward for hosting providers to adopt without overhauling their existing infrastructure or workflows.

Possible disadvantages

  • Additional Licensing Cost
    CloudLinux requires a paid monthly or annual license on top of the base server cost. For smaller hosting providers or individual server owners, this additional expense can add up and may not always be justifiable compared to free alternatives.
  • Limited to CentOS/RHEL-Based Systems
    CloudLinux is built on top of RHEL/CentOS and does not support other Linux distributions like Ubuntu or Debian. This limits its adoption for hosting providers who prefer or already run non-RHEL-based environments.
  • Learning Curve for Configuration
    While CloudLinux provides powerful resource management tools, properly configuring LVE limits, CageFS, PHP Selector, and other features requires a solid understanding of the platform. Misconfiguration can lead to users being unnecessarily restricted or resources being poorly allocated.
  • Potential Performance Overhead
    The additional layers of virtualization, resource monitoring, and file system isolation introduced by CloudLinux can impose a slight performance overhead on the server compared to running a bare, unmodified Linux distribution without these controls.
  • Dependency on CloudLinux Ecosystem
    Adopting CloudLinux means relying on their ecosystem for kernel updates, PHP patches, and security fixes. If the company experiences delays in releasing patches or changes its pricing/licensing model, hosting providers may find themselves locked into a dependency that is difficult to migrate away from.

Analysis

An editorial look at what each product does well and who it suits.

Clarizen
CloudLinux

No analysis of Clarizen yet.

Overall verdict

  • CloudLinux is a well-regarded, mature Linux OS distribution and toolset specifically designed for shared hosting and multi-tenant server environments, offering strong isolation, resource management, and security features that make it a solid choice for hosting providers.

Why this product is good

  • Provides LVE (Lightweight Virtual Environment) technology for per-tenant resource isolation, preventing 'bad neighbor' effects on shared servers
  • Enhances server stability and security by isolating users so that one account's issues (crashes, resource spikes) don't affect others
  • Offers extended lifecycle support (longer than standard CentOS/RHEL support windows), which is valuable for legacy systems
  • Includes tools like CloudLinux OS Shield, Imunify360 integration, and hardened kernel options for improved security
  • Compatible with popular control panels like cPanel and Plesk, making it easy to integrate into existing hosting stacks
  • Backed by an established company with a long track record in the hosting industry and responsive support
  • Offers granular control over CPU, memory, I/O, and other resources per user account
  • Provides PHP Selector and multiple PHP version support, useful for hosting providers serving diverse client needs

Recommended for

  • Web hosting companies running shared or reseller hosting environments
  • Hosting providers needing to isolate customer accounts on the same physical server
  • Businesses requiring extended OS support lifecycles beyond standard RHEL/CentOS EOL dates
  • Enterprises using cPanel or Plesk that want tighter security and resource control
  • Hosting companies looking to reduce support tickets caused by noisy-neighbor resource contention
  • IT teams managing multi-tenant infrastructure who need governance and monitoring tools built into the OS layer

Videos

Walkthroughs and reviews on video.

Clarizen 3 videos + Add
CloudLinux 3 videos + Add

Clarizen Review - Project management software review

More videos

  • - Clarizen Project Management Demo
  • - Introduction to Clarizen - Webinar

When To Use Cloudlinux On Your Virtual Private Server (VPS)

More videos

  • - CloudLinux OS+ in a minute: Explore Features
  • - How CloudLinux Plans to Keep CentOS 6 Alive

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Clarizen
CloudLinux
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Clarizen no reviews yet
CloudLinux no reviews yet

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We have no reviews of CloudLinux yet. Be the first one to post

Alternatives to Clarizen and CloudLinux

When comparing Clarizen and CloudLinux, you can also consider the following products.

  • Asana

    Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.

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    Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.

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  • Smartsheet

    Smartsheet is an intuitive online project management tool enabling teams to increase productivity using cloud, collaboration, & mobile technologies.

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  • Kantata

    Kantata (formerly Mavelink) is a tool for resource planning, time tracking, project financials, collaborative project management, and performance analytics all wrapped up in one intuitive solution.

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