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Docker Cloud vs Rancher: What are the differences?
What is Docker Cloud? A hosted service for Docker container management and deployment. Docker Cloud is the best way to deploy and manage Dockerized applications. Docker Cloud makes it easy for new Docker users to manage and deploy the full spectrum of applications, from single container apps to distributed microservices stacks, to any cloud or on-premises infrastructure.
What is Rancher? Open Source Platform for Running a Private Container Service. Rancher is an open source container management platform that includes full distributions of Kubernetes, Apache Mesos and Docker Swarm, and makes it simple to operate container clusters on any cloud or infrastructure platform.
Docker Cloud can be classified as a tool in the "Containers as a Service" category, while Rancher is grouped under "Container Tools".
Some of the features offered by Docker Cloud are:
- Simplify Docker Provisioning
- Deploy Apps Anywhere
- Automate Your Developer Workflows
On the other hand, Rancher provides the following key features:
- Manage Hosts, Deploy Containers, Monitor Resources
- User Management & Collaboration
- Native Docker APIs & Tools
"Easy to use" is the primary reason why developers consider Docker Cloud over the competitors, whereas "Easy to use" was stated as the key factor in picking Rancher.
Rancher is an open source tool with 11.8K GitHub stars and 1.31K GitHub forks. Here's a link to Rancher's open source repository on GitHub.
Packet, Redox Engine, and VCCloud are some of the popular companies that use Rancher, whereas Docker Cloud is used by DNT, Firecracker, and MetricAid. Rancher has a broader approval, being mentioned in 88 company stacks & 35 developers stacks; compared to Docker Cloud, which is listed in 21 company stacks and 6 developer stacks.
Pros of Docker Cloud
- Easy to use9
- Seamless transition from docker compose2
Pros of Rancher
- Easy to use103
- Open source and totally free79
- Multi-host docker-compose support63
- Load balancing and health check included58
- Simple58
- Rolling upgrades, green/blue upgrades feature44
- Dns and service discovery out-of-the-box42
- Only requires docker37
- Multitenant and permission management34
- Easy to use and feature rich29
- Cross cloud compatible11
- Does everything needed for a docker infrastructure11
- Simple and powerful8
- Next-gen platform8
- Very Docker-friendly7
- Support Kubernetes and Swarm6
- Application catalogs with stack templates (wizards)6
- Supports Apache Mesos, Docker Swarm, and Kubernetes6
- Rolling and blue/green upgrades deployments6
- High Availability service: keeps your app up 24/76
- Easy to use service catalog5
- Very intuitive UI4
- IaaS-vendor independent, supports hybrid/multi-cloud4
- Awesome support4
- Scalable3
- Requires less infrastructure requirements2
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Cons of Docker Cloud
Cons of Rancher
- Hosting Rancher can be complicated10
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