Software Alternatives, Accelerators & Startups

Docker Swarm VS Scalr

Compare Docker Swarm VS Scalr and see what are their differences

Docker Swarm logo Docker Swarm

Native clustering for Docker. Turn a pool of Docker hosts into a single, virtual host.

Scalr logo Scalr

Scalr is cloud management software for public & private infrastructure
  • Docker Swarm Landing page
    Landing page //
    2022-11-01
  • Scalr Landing page
    Landing page //
    2022-08-03

Docker Swarm features and specs

  • Simplicity
    Docker Swarm is easy to set up and use, especially for those already familiar with Docker. It integrates seamlessly into the Docker ecosystem, providing a straightforward solution for container orchestration without the need for additional tools.
  • Native Docker Integration
    Swarm is built into Docker, meaning that Docker users do not need to install or configure another orchestration tool. This provides a consistent experience from development to production.
  • Declarative Service Model
    Swarm allows users to define the desired state of their services, and the system works to maintain that state. This includes scaling services up or down, and handling load balancing.
  • Easy Scaling
    Docker Swarm makes it easy to scale applications horizontally by simply changing the number of replicas of a service. The platform manages the distribution of these replicas across the available nodes.
  • Built-in Load Balancing
    Swarm includes built-in load balancing, distributing incoming client requests to running containers based on task states and node availability.

Possible disadvantages of Docker Swarm

  • Limited Ecosystem
    Compared to Kubernetes, Docker Swarm has a more limited ecosystem of plugins, extensions, and third-party integrations. This can make it less flexible for complex or custom setups.
  • Less Feature-Rich
    Although sufficient for many use cases, Swarm lacks some advanced features that other orchestrators like Kubernetes offer, such as custom scheduling policies, complex networking configurations, and a broader range of storage options.
  • Community and Support
    The Docker Swarm community is smaller and less active compared to Kubernetes. This affects the available support, community-contributed tools, and overall development pace.
  • Scaling Limits
    While Docker Swarm can handle small to medium-sized clusters efficiently, it may not perform as well as Kubernetes in very large-scale deployments, particularly in terms of resource management and fault tolerance.
  • Future Uncertainty
    With Docker's increasing focus on Kubernetes, the long-term future of Docker Swarm is uncertain. This raises concerns about investing in a technology that might not be as actively developed or supported in the future.

Scalr features and specs

  • Cost Management
    Scalr provides robust cost-management features, enabling organizations to track, optimize, and reduce their cloud expenditure efficiently.
  • Policy-Driven Automation
    It offers policy-driven automation which helps enforce governance and compliance across cloud environments, ensuring consistency and security.
  • Multi-Cloud Support
    Scalr supports multiple cloud providers, allowing organizations to manage diverse cloud infrastructures through a unified platform.
  • Scalability
    The platform is designed to scale with the organization, supporting the growth and changing needs of businesses.
  • Self-Service Portal
    Provides end-users with a self-service portal to access resources quickly, streamlining operations and boosting productivity.

Possible disadvantages of Scalr

  • Complexity
    The extensive features and customization options can introduce complexity, potentially lengthening the learning curve for new users.
  • Cost
    While it helps manage cloud costs, the pricing for Scalr itself might be a concern for small organizations with limited budgets.
  • Integration Challenges
    Integrating Scalr with existing IT systems and processes might require additional time and resources, especially for legacy setups.
  • Limited Offline Support
    Certain functionalities might be less effective in environments with limited internet connectivity, impacting remote or offline operations.
  • Vendor Dependence
    Organizations relying heavily on Scalr for cloud management may face challenges if needing to switch vendors or platforms in the future.

Docker Swarm videos

Kubernetes vs Docker Swarm | Container Orchestration War | Kubernetes Training | Edureka

More videos:

  • Review - Roberto Fuentes – NodeJS with Docker Swarm

Scalr videos

scalr review

More videos:

  • Demo - Get Started with the Scalr Basics
  • Demo - Terraform Reports in Scalr

Category Popularity

0-100% (relative to Docker Swarm and Scalr)
Developer Tools
76 76%
24% 24
DevOps Tools
81 81%
19% 19
Infrastructure As Code
0 0%
100% 100
Containers As A Service
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Docker Swarm and Scalr

Docker Swarm Reviews

Top 12 Kubernetes Alternatives to Choose From in 2023
With Docker Swarm, you can create and manage a cluster of Docker nodes, enabling the deployment and scaling of containerized applications across a distributed environment.
Source: humalect.com
11 Best Rancher Alternatives Multi Cluster Orchestration Platform
Next, we have Docker Swarm on our alternatives to rancher list. Docker Swarm is a lightweight container orchestration tool that lets you create, deploy and manage containerized applications. It is even one of the most popular container orchestration tools after Kubernetes.
Docker Swarm vs Kubernetes: how to choose a container orchestration tool
Docker Swarm is an open-source container orchestration platform built and maintained by Docker. Under the hood, Docker Swarm converts multiple Docker instances into a single virtual host. A Docker Swarm cluster generally contains three items:
Source: circleci.com

Scalr Reviews

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

Social recommendations and mentions

Scalr might be a bit more popular than Docker Swarm. We know about 4 links to it since March 2021 and only 3 links to Docker Swarm. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Docker Swarm mentions (3)

  • Ask HN: Why did K8s win against Docker Swarm?
    Docker Swarm Classic (https://github.com/docker-archive/classicswarm) is dead. Docker Swarm Mode is alive, and I know some people use it, but it's very niche compared to k8s. As someone who interacts with k8s regularly, I often feel like there is a place for a simpler k8s alternative. But looking at history I see the attempts like Swarm fail. What do you think played the decisive role in the k8s victory? Features,... - Source: Hacker News / 6 months ago
  • K8s vs Docker Swarm
    So the thing is support for Swarm was delegated to Mirantis, https://www.mirantis.com/blog/mirantis-will-continue-to-support-and-develop-docker-swarm/ since it was delegated very little was done to move forward swarm _> https://github.com/moby/swarmkit/commits/master , docker swarm itself (docker the company) is deprecated https://github.com/docker-archive/classicswarm . I think because there's no way to... Source: almost 2 years ago
  • #30DaysOfAppwrite: Docker Swarm Integration
    Docker Swarm is a container orchestration tool built right into the Docker CLI which allows us to deploy our Docker services to a cluster of hosts, instead of just the one allowed with Docker Compose. This is known as Swarm Mode, not to be confused with the classic Docker Swarm that is no longer being developed as a standalone product. Docker Swarm works great with Appwrite as it builds upon the Compose... - Source: dev.to / almost 4 years ago

Scalr mentions (4)

  • A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
    Scalr.com - Scalr is a Terraform Automation and COllaboration (TACO) product used to better collaboration and automation on infrastructure and configurations managed by Terraform. Full Terraform CLI support, OPA integration, and a hierarchical configuration model. No SSO tax. All features are included. Use up to 50 runs/month for free. - Source: dev.to / over 1 year ago
  • Monthly 'Shameless Self Promotion' thread - 2022/01
    Scalr is a tool that was created to give the Terraform community an affordable alternative to Terraform Cloud/Enterprise. Scalr is the only product in the space that has a hierarchical model to allow for object inheritance/sharing from a top-down perspective, cross-environment/workspace visibility, and custom RBAC to accommodate any complex org standards. Scalr can operate in a centralized or decentralized way... Source: over 3 years ago
  • Free for dev - list of software (SaaS, PaaS, IaaS, etc.)
    Scalr.com - Remote state & operations backend for Terraform with full CLI support, integration with OPA and a hierarchical configuration model. Free up to 5 users. - Source: dev.to / almost 4 years ago
  • How to continuously apply TF code?
    Actually, the "TACoS" term was coined by Sebastian, CTO of Scalr. Source: almost 4 years ago

What are some alternatives?

When comparing Docker Swarm and Scalr, you can also consider the following products

Kubernetes - Kubernetes is an open source orchestration system for Docker containers

Spacelift.io - Collaborative Infrastructure For Modern Software Teams

Rancher - Open Source Platform for Running a Private Container Service

Morpheus - Morpheus is integration software designed to help major cloud infrastructure work in harmony. For example, if a company has assets on both Google's and Amazon's cloud services, Morpheus helps bridge the gap to improve productivity.

Docker Compose - Define and run multi-container applications with Docker

Cloudify - Accelerating Software Development & Deployment