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ClickHelp VS CloudLinux

Compare ClickHelp VS CloudLinux and see what are their differences

ClickHelp

Create, translate, and publish technical documentation easily in one portal, anywhere in the world!

Rating
5.0 · 3 reviews
Pricing
Paid Free trial $194 / Monthly (Unlimited projects, 500 topics (pages, articles))
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Alternatives Is it good?
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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Alternatives Is it good?
BuyKeep by PlenDesk
Organize purchase receipts, track warranty deadlines, and download a searchable offline copy with your photos and PDFs. sponsored
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, ClickHelp seems to be more popular. It has been mentioned 3 times since March 2021.

social mentions
3 vs 0
Knowledge Management popularity
100% vs 0%

Base details

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

ClickHelp
CloudLinux
Website clickhelp.com cloudlinux.com
Pricing
Paid Free trial $194 / Monthly (Unlimited projects, 500 topics (pages, articles)) Official pricing
Open source
Platforms
Web Browser Linux Google Chrome Cloud Mac +3
—
Listed in
Document Management Document Management System Knowledge Management File Management Knowledge Base +2
Hosting Web Hosting Cloud Hosting VPS Hosting +1

About ClickHelp and CloudLinux

In their own words, as submitted to SaaSHub.

ClickHelp
CloudLinux

Here is how ClickHelp makes your tech writing more effective: Easy to use WYSIWYG topic editor, as well as HTML source mode. Single-sourcing and content reuse. In-depth analytics and reporting. Readability scores and metrics. Easy importing and exporting. Import content from Microsoft Word, HTML,...

Read more about ClickHelp

No description of CloudLinux yet.

Features and specs

What each product offers, as listed by its team.

ClickHelp 13 features
CloudLinux 5 features
  • Flexibility and Power
    Rich topic content, Easy migration, Full reader UI customization
  • Collaboration and Teamwork
    Cloud hosting, Customizable workflow, Email notifications, Mentions in comments
  • Single-Sourcing and Content Reuse
    Cross-project content reuse, Multi-channel publishing
  • Comprehensive Reader UI
    7 ready Reader UI templates, Patented Full-Text Search engine
  • Analytics and Reporting
    Project readiness, Topic ratings
  • Translation and Localization
    Translator dashboard
  • ClickHelp AI
    a powerful add-on that enhances the documentation experience by providing an intelligent assistant for readers and a smart writing companion for authors
  • IP Allowlist
    corporate security feature that restricts access to the authoring environment (Contributor UI) and API by permitting connections only from trusted IPv4/IPv6 addresses or specified network ranges using CIDR notation.
  • Audit Trail
    logs events within your ClickHelp portal to enhance security and accountability.
  • Integrations via Zapier
    empowers teams to automate documentation workflows by connecting ClickHelp to over 6,000 external applications, enabling seamless cross-platform task triggers and actions without writing any code.
  • RTL language support
    support for both readers and authors
  • support for AI-Friendly Documentation
    a suite of features designed to make your portal's content easily discoverable, readable, and indexable for modern AI agents and Large Language Models (LLMs) like ChatGPT and Claude.
  • Multi-site setup
    Publish and manage multiple independent, public-facing documentation sites from a single ClickHelp portal.
  • 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.

ClickHelp
CloudLinux

No analysis of ClickHelp 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.

ClickHelp 4 videos + Add
CloudLinux 3 videos + Add

ClickHelp Review - GreeneStep

More videos

  • - ClickHelp 3 Minute Overview
  • - ClickHelp - Professional Online Documentation Tool Introduction
  • - ClickHelp - Professional Online Documentation Tool Introductionv

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
ClickHelp
CloudLinux
100% 100%
Knowledge Management
0% 0%
0% 0%
Hosting
100% 100%
100% 100%
Document Management
0% 0%
0% 0%
Cloud Hosting
100% 100%

Questions & Answers

As answered by people managing ClickHelp and CloudLinux.

What makes your product unique?

ClickHelp's answer

ClickHelp stands out for its combination of advanced features, ease of use, and focus on enhancing collaboration and productivity in technical writing teams.

Why should a person choose your product over its competitors?

ClickHelp's answer

ClickHelp is a comprehensive, AI-powered SaaS documentation platform that distinguishes itself through specialized features for authoring, automation, and modern AI compatibility.

How would you describe the primary audience of your product?

ClickHelp's answer

The primary audience for ClickHelp consists of technical writing teams and software companies of all sizes that require a professional solution for creating, hosting, and delivering documentation.

User comments

Share your experience with using ClickHelp 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.

ClickHelp 5.0 · 3 reviews
CloudLinux no reviews yet
  • A Game changer for my team
    SaaSHub review
    · May 2025

    ClickHelp has completely transformed how our team handles technical documentation. As the Documentation Lead at Nimbus Software Solutions, I oversee content creation for multiple SaaS products, and we needed a tool...

  • Best 25 Software Documentation Tools 2023
    www.uphint.com · Jun 2023

    ClickHelp is a cloud-based documentation tool that allows businesses to create, manage, and publish online documentation, knowledge bases, user manuals, and help systems for their products or services.

  • 19 Best Online Documentation Software & Tools for 2023
    www.proprofskb.com · Dec 2022

    ClickHelp offers a holistic solution for all your documentation needs. Right from authoring and hosting to publishing, ClickHelp assists you across all stages of the document-building process. Collaboration is a...

View more

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.

ClickHelp 3 mentions
CloudLinux 0 mentions
  • 7 Best Alternatives To MadCap Flare
    Clickhelp ClickHelp is an good option for companies looking for a new help authoring tool. ClickHelp is an up-to-date cloud-based documentation platform for teams who want to create, host, and maintain online software guides, knowledge... - Source: dev.to / over 3 years ago
  • Good documentation platforms
    I use ClickHelp, it provides all features you mentioned. You can learn more here: https://clickhelp.com/. Source: over 4 years ago
  • Technical Writing Tools
    I used to work with Oxygen XML Author and easyDITA, which would be too expensive and might be overkill imo, so I was thinking about Madcap Flare or ClickHelp. Source: over 5 years ago

Tracking CloudLinux since Mar 2021.

Alternatives to ClickHelp and CloudLinux

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

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