DevOps server

Host Jenkins The most flexible automation server — battle-tested

VPS Dedicated

Recommended configurations

Jenkins is the original open-source automation server. 1,800+ plugins, pipelines-as-code (Jenkinsfile), distributed builds across multiple agents, and 20+ years of enterprise production use. Java-based — plan for 4+ GB RAM.

Controller only

Small team, light pipelines Up to 5 concurrent builds
From €19.00/mo
VPS
CPU
4 cores
RAM
8 GB RAM
Storage
80 GB NVMe
Network
Unlimited bandwidth

Controller + local agents. JVM needs 4+ GB RAM — do not run on less.

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Most popular

Controller + agents

Medium team, parallel pipelines Distributed builds, 10+ concurrent jobs
From €29.00/mo
VPS
CPU
6 cores
RAM
16 GB RAM
Storage
150 GB NVMe
Network
Unlimited bandwidth

Recommended — controller + 2–3 local agents, or distribute agents to separate servers

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Enterprise

Large org, multi-controller Complex pipelines, many teams, dedicated agents
From €79.00/mo
Dedicated
CPU
8+ cores
RAM
32 GB RAM
Storage
300 GB NVMe
Network
Unlimited bandwidth

For large organizations with multiple teams and dedicated build agent pools

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Why self-host Jenkins?

1,800+ plugins

Jenkins integrates with virtually every tool through its plugin ecosystem: Git, Docker, Kubernetes, Slack, Jira, AWS, Terraform, Ansible, and hundreds more. If a tool has an API, there is likely a Jenkins plugin for it.

Jenkinsfile — pipelines as code

Define your entire CI/CD pipeline in a Jenkinsfile stored in your repository. Supports declarative and scripted syntax. Pipeline code is versioned, reviewed in pull requests, and documented alongside your application.

Distributed builds with agents

Jenkins scales horizontally. Add agent servers to increase build capacity — the controller dispatches jobs to available agents. Each agent can have different capabilities (Docker, specific tools, OS versions).

Plan for JVM memory

Jenkins runs on the JVM and needs at least 4 GB RAM for the controller alone. Allocate 6–8 GB for comfortable operation with multiple plugins loaded. Do not run Jenkins on a 1–2 GB RAM server.

Frequently asked questions

Is Jenkins still relevant?

Yes, especially in enterprises. Jenkins has the largest plugin ecosystem and the most flexible pipeline model. For organizations with existing Jenkins expertise or complex multi-branch pipelines, it remains the most capable option. Modern alternatives are simpler for standard cases.

How does Jenkins compare to GitHub Actions?

Jenkins is more flexible but heavier to operate. GitHub Actions has a simpler YAML syntax and a large marketplace of pre-built actions. For teams needing private network access, complex pipeline logic, or distributed builds across many agents, Jenkins provides more control.

What is a Jenkinsfile?

A Jenkinsfile is a text file that defines a Jenkins pipeline, stored in the root of your repository. It uses a Groovy-based declarative or scripted syntax. Pipelines defined this way are version controlled, visible in pull requests, and auditable.

Do I need a separate server for Jenkins agents?

Not necessarily. For small teams, the controller and agents can run on the same server. For large teams or parallel builds, distribute agents across separate servers. Each agent registers with the controller over SSH or JNLP.

What are the minimum specs for Jenkins?

Jenkins controller needs at least 4 cores and 4 GB RAM — the JVM is memory-hungry. Plan for 6–8 GB for comfortable operation. Storage: 80 GB NVMe for build artifacts and workspace. Agents can run on the same or separate servers.

Jenkins is the most widely deployed open-source automation server in the world, with over 20 years of production use in enterprise environments. It powers CI/CD pipelines at organizations of all sizes through 1,800+ community plugins that integrate with virtually every tool in the software delivery ecosystem — Git, Docker, Kubernetes, Slack, Jira, AWS, Terraform, and hundreds more. Pipelines-as-code via Jenkinsfile means your entire CI/CD configuration lives in version control alongside your application code, reviewable in pull requests and auditable over time. Distributed builds let a Jenkins controller dispatch jobs across multiple agent servers — scale build capacity by adding agents without touching the controller. Jenkins is Java-based and heavier than modern alternatives — the controller alone needs 4+ GB RAM. But for complex pipelines, multi-branch workflows, or organizations with existing Jenkins expertise, it remains the most flexible self-hosted option.

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