Software Alternatives & Startups

Circle.so VS CloudLinux

Compare Circle.so VS CloudLinux and see what are their differences

Circle.so

Bring together your discussions, memberships, and content. Integrate a thriving community wherever your audience is, all under your own brand.

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
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Circle.so seems to be more popular. It has been mentioned 32 times since March 2021.

social mentions
32 vs 0
Community Platform popularity
100% vs 0%

Base details

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

Circle.so
CloudLinux
Website circle.so cloudlinux.com
Pricing
Open source
Listed in

Features and specs

What each product offers, as listed by its team.

Circle.so 6 features
CloudLinux 5 features
  • User-Friendly Interface
    Circle.so offers an intuitive and clean design that makes it easy for users to navigate and engage with the community features.
  • Customization Options
    Users can customize their community’s look, feel, and functionality to align with their brand, making it a versatile platform.
  • Integrated Monetization
    Circle.so provides built-in tools for monetization, such as the ability to charge for memberships, courses, and events, which helps creators generate revenue.
  • Robust Community Features
    The platform includes various features like forums, chats, events, and live streams, enabling rich interactions and engagement within the community.
  • Scalability
    Circle.so can support communities of different sizes, from small groups to large organizations, allowing for growth and adaptability.
  • Integration with Other Tools
    The platform integrates with popular tools and services like Zapier, Slack, and third-party membership platforms to enhance functionality and connectivity.

Possible disadvantages

  • Pricing
    Circle.so can be relatively expensive, with pricing plans that may not be affordable for all individuals or small businesses.
  • Learning Curve
    While user-friendly, some users may still face a learning curve in terms of fully utilizing all the platform’s features and customization options.
  • Limited Built-In Analytics
    The platform's built-in analytics capabilities are somewhat limited, which can make it harder for community managers to track detailed engagement and performance metrics.
  • Dependence on Internet Connectivity
    Circle.so is a cloud-based platform, so a stable internet connection is required at all times to access the community features, which can be a disadvantage for users with unreliable internet.
  • Feature Overwhelm
    The abundance of features can be overwhelming for new users, making it challenging to determine which tools are most beneficial for their specific community needs.
  • 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.

Circle.so
CloudLinux

Overall verdict

  • Overall, Circle.so is a robust and effective tool for community building, offering ample features to enhance engagement and communication among members.

Why this product is good

  • Circle.so is considered a good platform for building and maintaining online communities due to its user-friendly interface, customizable spaces, and integration capabilities. It allows creators to gather their audiences, share content, and engage in meaningful interactions through features like discussion forums, live streams, and group events.

Recommended for

    Circle.so is recommended for content creators, educators, coaches, and organizations seeking to build strong and interactive online communities. It's particularly beneficial for those who want to monetize their communities or create exclusive spaces for member interaction.

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.

Circle.so 3 videos + Add
CloudLinux 3 videos + Add

Circle.So Review: A First Look at Circle, the NEW SASS For Building Online Communities Without Code

More videos

  • - Circle.so Review: Is this the best community platform for creators?
  • - Learn how to Use Circle.So: Add Spaces, Structure Your Community and Monetize Your Platform

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
Circle.so
CloudLinux
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using Circle.so and CloudLinux. For example, how are they different and which one is better?

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Reviews and articles

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

Circle.so no reviews yet
CloudLinux no reviews yet

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

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Circle.so 32 mentions
CloudLinux 0 mentions
  • Collaboration Circles for Developers (2026)
    Circle.so is a platform designed for online communities, with sub-groups, private spaces, etc. Ideal for creating private circles: you could set up an "Angular/React/AI circle" of 5 people and use Circle's functionalities to schedule... - Source: dev.to / 12 months ago
  • Do you guys know of another platform where people can talk, but is less anonymous than reddit? Allows for more of a sense of connecting with real people in a safe way.
    Https://cptsdfoundation.org/ has a group that you can interact with using https://circle.so/. Membership is 5 bucks a month, and to me, while I was using it, it was a very welcoming community. Source: almost 3 years ago
  • Tell HN: DuckDuckGo Search Results have jumped the shark
    Https://circle.so/pricing/ I would guess even if DDG protects your privacy, it would use information (perhaps search and or site history) the browser is broadcasting regardless to filter results it pipes to the end point. For example I... - Source: Hacker News / about 3 years ago

View more

Tracking CloudLinux since Mar 2021.

Alternatives to Circle.so and CloudLinux

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