Software Alternatives & Startups

Sailthru VS CloudLinux

Compare Sailthru VS CloudLinux and see what are their differences

Sailthru

Sailthru Smart DataTM technology enables businesses to optimize, automate, and deliver personalized experiences to each individual at scale.

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.

Sailthru
CloudLinux
Website sailthru.com cloudlinux.com
Pricing —
Open source
Listed in

Features and specs

What each product offers, as listed by its team.

Sailthru 5 features
CloudLinux 5 features
  • Personalization
    Sailthru offers robust personalization capabilities, allowing marketers to tailor content to individual user behaviors and preferences to increase engagement.
  • Cross-Channel Campaigns
    The platform supports seamless campaign management across email, web, and mobile channels, making it easier to deliver cohesive messaging.
  • Advanced Analytics
    Provides detailed analytics and reporting tools that help businesses measure the effectiveness of their campaigns in real-time.
  • Automation
    Sailthru's automation features allow for the creation of drip campaigns, triggered messages, and other automated workflows that save time and enhance marketing efficiency.
  • Scalability
    The platform is designed to scale with the business, making it suitable for both small startups and large enterprises.

Possible disadvantages

  • Learning Curve
    New users may find the platform complex and may require time and training to fully understand and utilize all features.
  • Cost
    Sailthru can be expensive, particularly for smaller businesses or startups with limited budgets.
  • API Limitations
    Some users may find limitations in the API capabilities, which could hinder integration with other systems.
  • Customer Support
    Some users have reported that customer support can be slow to respond or not as helpful as expected.
  • UI/UX
    The user interface may not be as intuitive or modern compared to other marketing automation tools, which can impact user experience.
  • 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.

Sailthru
CloudLinux

Overall verdict

  • Sailthru is generally considered a good choice for businesses that value personalization and data-driven marketing strategies. It is especially beneficial for companies with robust email marketing needs and those looking to improve customer retention through targeted messaging.

Why this product is good

  • Sailthru is a marketing automation platform specializing in personalized email and digital marketing solutions. It offers advanced segmentation and automation features, making it a strong choice for businesses looking to enhance customer engagement through personalized interactions. The platform is known for its ability to leverage data to optimize marketing campaigns and deliver tailored experiences to users.

Recommended for

  • E-commerce businesses seeking to personalize email marketing campaigns.
  • Media companies looking for tailored content delivery solutions.
  • Businesses interested in data-driven customer engagement strategies.
  • Organizations that want to enhance their segmentation and automation capabilities.

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.

Sailthru 1 video + Add
CloudLinux 3 videos + Add

Sailthru Retentionomics NYC 2016: Driving Breakthrough Growth

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
Sailthru
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.

Sailthru no reviews yet
CloudLinux no reviews yet

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