CI/CD Comparison · 2025
Jenkins vs Buddy

The hidden costs of self-hosting Jenkins

Jenkins is powerful. It's also from 2011, requires a dedicated server, a plugin ecosystem that regularly breaks, and a Groovy DSL most developers never fully learn. Here's an honest comparison.

Free plan · No credit card · First pipeline in ~5 minutes

3 days avg. Jenkins setup to first
production pipeline
< 5 min Buddy setup to first
successful pipeline run
1,900+ Jenkins plugins — each with
independent update cycles
200+ Buddy curated actions —
maintained & tested by Buddy
~$200/mo realistic Jenkins TCO
(server + eng. time)
$0 Buddy free tier —
5 projects, no card

Two very different tools

Understanding what each platform actually is helps explain why the comparison isn't just "features" — it's a different philosophy about who owns the infrastructure.

Jenkins

Jenkins is an open-source automation server originally developed as "Hudson" at Sun Microsystems in 2004. After Oracle acquired Sun in 2010, the project forked and relaunched as Jenkins in 2011. It is written in Java and runs as a standalone server you deploy and manage yourself.

Its power comes from a massive plugin ecosystem — over 1,900 community-maintained plugins cover virtually every integration. The trade-off is that every plugin has its own release cycle, compatibility matrix, and maintenance status. Breaking changes between plugins and core Jenkins versions are a well-known operational hazard.

OriginHudson (2004) → Jenkins (2011)
RuntimeJava 11 / 17 (JDK required)
HostingSelf-hosted (your server or cloud VM)
PipelinesGroovy DSL (Declarative or Scripted)
Plugins1,900+ community-maintained
UIClassic (Blue Ocean deprecated 2022)
LicenseMIT License (open source)

Buddy

Buddy is a cloud-native CI/CD platform launched in 2015. It is a fully managed SaaS product — Buddy operates the infrastructure, applies security patches, and maintains all integrations. You interact with pipelines through a visual editor or YAML, without ever SSHing into a build server.

Pipelines are Docker-based, meaning every build step runs in an isolated container. Buddy maintains a curated library of 200+ pre-built actions covering popular cloud providers, deployment targets, test frameworks, and notification tools — each tested for compatibility on every release.

Origin2015, Warsaw, Poland
RuntimeFully managed (no server)
HostingCloud SaaS (Buddy-managed)
PipelinesVisual editor or YAML
Actions200+ curated, Buddy-maintained
UIModern visual pipeline builder
Free tier5 projects, 120 runs/month

Getting to your first pipeline

The steps required to go from zero to a working build-test-deploy pipeline on each platform.

Jenkins ~2–3 days

1 Provision a server (EC2, DigitalOcean, etc.) with sufficient RAM (4GB minimum recommended) 30 min
2 Install Java Development Kit (JDK 11 or 17), verify version compatibility 20 min
3 Install Jenkins package, start service, unlock with initial admin password 20 min
4 Install suggested plugins (wait for ~40 plugin downloads to complete) 30 min
5 Configure security realm, set up authentication, enable HTTPS with TLS cert 60 min
6 Install and configure additional plugins (Git, Docker, credentials, pipeline) 60 min
7 Set up build agents or configure the built-in node for builds 60 min
8 Write Jenkinsfile using Groovy DSL, troubleshoot sandbox restrictions 2–8 hrs
9 Debug agent connectivity, plugin conflicts, Java heap OOM errors variable

Buddy < 5 minutes

1 Sign up at buddy.works (email or GitHub OAuth — no credit card) 30 sec
2 Connect your Git repository (GitHub, GitLab, Bitbucket, Gitea, or custom) 1 min
3 Click "Add pipeline" — choose a trigger (push, PR, schedule, manual) 30 sec
4 Add actions from the visual editor: build, test, deploy — click to configure 2 min
5 Push a commit — pipeline runs automatically immediate
buddy.yml (optional — visual editor generates this)
- pipeline: "Build & Deploy"
  on: "PUSH"
  refs:
    - "refs/heads/main"
  actions:
    - action: "Build Docker image"
      type: "DOCKERFILE"
      login: "DOCKER_HUB"
    - action: "Deploy to Kubernetes"
      type: "KUBERNETES_APPLY"
      cluster: "my-cluster"
Jenkinsfile — a typical Docker build + deploy pipeline
pipeline {
  agent {
    docker {
      image 'node:18-alpine'
      args '-v /var/run/docker.sock:/var/run/docker.sock'  // docker-in-docker workaround
    }
  }
  environment {
    DOCKER_IMAGE = "myapp:${env.BUILD_NUMBER}"
    REGISTRY_CREDS = credentials('docker-hub-creds')  // must be configured in Jenkins UI first
  }
  stages {
    stage('Install') {
      steps {
        sh 'npm ci --prefer-offline'  // no built-in cache — cache plugin required
      }
    }
    stage('Test') {
      steps {
        sh 'npm test -- --ci --coverage'
      }
      post {
        always {
          junit 'coverage/junit.xml'  // JUnit plugin must be installed
        }
      }
    }
    stage('Build Image') {
      steps {
        script {
          // withDockerRegistry is from docker-commons plugin — must be installed
          withDockerRegistry([credentialsId: 'docker-hub-creds', url: '']) {
            def img = docker.build(env.DOCKER_IMAGE)
            img.push()
            img.push('latest')
          }
        }
      }
    }
    stage('Deploy') {
      when { branch 'main' }
      steps {
        withKubeConfig([credentialsId: 'k8s-config']) {  // kubernetes plugin required
          sh "kubectl set image deployment/myapp myapp=${env.DOCKER_IMAGE}"
        }
      }
    }
  }
  post {
    failure {
      slackSend channel: '#builds', message: "Build failed: ${env.JOB_NAME}"  // slack plugin
    }
  }
}

This pipeline requires installing: Docker Pipeline plugin, Kubernetes plugin, JUnit plugin, Slack plugin, Docker Commons plugin — each managed separately.

What Jenkins teams actually deal with

These are structural issues with the Jenkins model — not bugs, but consequences of the self-hosted plugin architecture.

Plugin dependency hell

Each Jenkins plugin has its own version, its own dependencies, and its own compatibility matrix with Jenkins core. Updating one plugin can break three others. The Jenkins community acknowledges this as a systemic issue — there is no guarantee of cross-plugin compatibility.

"Plugin updates can introduce breaking changes. Always test updates in a non-production environment first." — jenkins.io documentation

Groovy DSL: a language within a language

Jenkins pipelines are written in Groovy — a JVM language most developers don't know. The Groovy sandbox imposes restrictions that cause scripts to fail silently. Declarative syntax reduces flexibility; Scripted syntax is a full programming language with all the footguns that implies.

"Methods not in the approved list will require an administrator to approve them in the Script Approval page." — Jenkins Pipeline documentation

Blue Ocean was abandoned

Jenkins' modern UI initiative, Blue Ocean, was officially deprecated in February 2022 and entered limited maintenance mode. The classic Jenkins UI — notorious for its early-2010s design — remains the primary interface. There is no actively developed visual pipeline editor in core Jenkins.

"The Blue Ocean UI has limited support and is not recommended for new pipeline configurations." — Jenkins project, 2022

Security patching is your problem

The Jenkins security team publishes security advisories regularly — often multiple per month. Each advisory may require updating Jenkins core, specific plugins, or both. In a self-hosted environment, you are responsible for applying patches before they are exploited. Jenkins has had critical RCE vulnerabilities in both core and popular plugins.

Master/agent architecture complexity

Scaling Jenkins for parallel builds requires setting up and maintaining agent nodes — virtual machines or containers that receive work from the Jenkins controller. Configuring JNLP agents, managing agent labels, handling agent disconnections, and keeping agent environments consistent is a significant operational burden.

Out-of-memory crashes under load

Jenkins runs on the JVM and its memory requirements grow with pipeline complexity, plugin count, and concurrent builds. OOM (OutOfMemoryError) crashes under heavy load are a common enough issue that there is extensive documentation on JVM heap tuning, executor limits, and disk cleanup strategies — all of which you manage manually.

What you're actually working with

The gap in developer experience between Jenkins and Buddy becomes clear when you look at everyday tasks side by side.

Scenario: debugging a failing build

Jenkins — Replay (re-run with modified script)
Jenkins Replay screen showing a raw Groovy DSL editor to re-run build #6 with a modified pipeline script

To re-run a build with a fix in Jenkins, you open the Replay screen and edit the raw Groovy DSL in a browser textarea. There's no validation, no autocomplete. You need to know the Groovy Pipeline API by heart — or guess. If you modified the Jenkinsfile and pushed to fix it, every change is a new commit in your git history.

Buddy — Visual Workflow Editor
Buddy workflow editor showing a Build and Deploy Application pipeline with npm test, Transfer files, and Send notification actions, with separate tabs for failure handling

In Buddy, every pipeline action is a visual block you click to reconfigure. Notice the separate tabs: ON FAILURE, ON CANCEL, ON BACK TO GREEN, ON WAIT FOR HUMAN — failure handling is a first-class concept, not an afterthought bolted onto a Groovy post { failure { ... } } block.

Scenario: reviewing build history

Jenkins — Build History panel
Jenkins build history showing builds #2 through #6 as a flat list with pass/fail icons and timestamps

Jenkins build history is a flat numbered list — build #2, #3, #4… A green circle means pass, a red X means fail. Builds #4 and #5 failed here with no inline context on why. You click through to the console log to find out. There's no stage-level timing, no diff from the previous run, no trend visualization in this panel.

Buddy — Deployment target configuration
Buddy Add target SFTP/SSH form showing clean configuration with SSH key auto-generated and ready to copy

Adding a deployment server in Buddy is a single form. Buddy generates an SSH key pair automatically — you copy one command to run on your server to authorize it. Scope the target to the whole workspace, a single project, or one pipeline. In Jenkins, this requires the SSH Credentials plugin, manual key management, and editing multiple config screens.

Feature not available in Jenkins: built-in domain & hosting management

Buddy — Domain management
Buddy Domains management screen showing a list of registered domains with status, auto-renew, lock and query count columns

Buddy includes a domain registrar, CDN routing, and static hosting — all managed from the same platform as your pipelines. Register a domain, publish a build artifact, route the domain to it: done without leaving Buddy or touching a separate DNS provider. Jenkins has no equivalent — it's a build server, not a hosting platform.

Jenkins vs Buddy — full breakdown

A detailed, category-by-category comparison of what each platform provides out of the box.

Feature Buddy Jenkins
Infrastructure & Setup
Zero-infrastructure setup
No server to provision or maintain
Automatic security patching
CVEs patched without user action
Managed TLS / HTTPS
SSL certificates handled automatically
High availability built-in
No single point of failure
Plugin
Time to first pipeline
From sign-up to first successful run
< 5 min 2–3 days
Pipeline & Configuration
Visual pipeline editor
Click-to-configure, no code required
YAML pipeline definition
Standard YAML syntax, IDE-friendly
Pipeline-as-code
Version-controlled pipeline definitions
Parallel pipeline execution
Run multiple pipelines simultaneously
Plugin
Conditional actions / branching
If/when conditions in pipelines
Pipeline templates / reuse
Share pipeline definitions across projects
Shared libs
Docker & Containers
Native Docker support
No plugin required
Plugin
Docker layer caching
Reuse unchanged layers between builds
Docker-in-Docker (DinD)
Build images inside containers
Workaround
Private registry support
ECR, GCR, Docker Hub, custom
Plugin
Hosting & Environments
Sandboxes / preview environments
On-demand environments per branch or PR
Built-in artifact hosting
Store and serve build artifacts natively
Plugin
Static site hosting
Deploy and serve static builds directly
Team & Security
Role-based access control (RBAC)
Fine-grained permissions per project
Plugin
SSO / SAML integration
Enterprise identity provider support
Plugin
Secrets management
Encrypted credential storage
Audit logs
Full history of pipeline and config changes
Plugin
Integrations & Ecosystem
AWS (S3, EC2, ECS, Lambda)
Cloud deployment actions
✓ built-in Plugin
Kubernetes
kubectl apply, helm, GKE, EKS, AKS
✓ built-in Plugin
Slack / Teams / email notifications
Build status notifications
✓ built-in Plugin
Git provider webhooks
GitHub, GitLab, Bitbucket auto-triggers
Custom script / shell actions
Run arbitrary commands in pipelines
Pricing
Free tier
Real free tier with no credit card
✓ 5 projects Free software,
pay for server
Predictable monthly pricing
Fixed cost, no surprise cloud bills
No engineering maintenance cost
Infra, plugins, patches managed for you

Capabilities Jenkins doesn't have natively

These aren't arguments against Jenkins — they're features that simply don't exist in its architecture.

🏖️

Sandboxes

Spin up a live, isolated environment for any branch or pull request. Preview changes before they merge — no extra tooling, no separate staging server to maintain.

Docker layer caching

Buddy caches Docker layers between runs at the platform level. A build that takes 8 minutes the first time can drop to 45 seconds after the first cache is warm — no configuration required.

📦

Artifact hosting

Publish build artifacts to Buddy's built-in artifact storage. Version, serve, and route them to domains — all from within the platform. No S3 bucket or CDN setup needed for simple hosting.

🎨

Visual pipeline editor

The entire pipeline is configured through a visual interface. Click to add an action, configure it in a form, re-order by dragging. YAML is generated automatically and stays in sync.

🔒

Zero-maintenance security

Buddy patches its own infrastructure. CVEs in the underlying stack, plugin vulnerabilities, certificate renewals — none of these become your problem. Your CI doesn't get breached because you forgot to run apt upgrade.

🌐

Integrated domain routing

Attach custom domains to deployed artifacts or sandboxes directly from Buddy. No separate DNS management or reverse proxy configuration needed for routing traffic to your deployments.

An honest recommendation

Jenkins is a legitimate tool. Here's when it still makes sense — and when it doesn't.

Jenkins still makes sense if…

  • Your team has dedicated DevOps engineers who actively maintain the Jenkins installation
  • You have complex, bespoke pipeline requirements that need Groovy scripting flexibility
  • Your organization requires on-premise CI for compliance or data residency reasons
  • You're already heavily invested in Jenkins Shared Libraries and have the expertise to maintain them
  • You need an integration that Buddy doesn't support and that has a reliable Jenkins plugin

Buddy is the better choice if…

  • Your team wants to ship product, not maintain CI infrastructure
  • You don't have a dedicated DevOps engineer babysitting build servers
  • You want new developers onboarded to CI/CD in minutes, not days
  • Your pipelines involve Docker, Kubernetes, or any major cloud provider
  • You need preview environments or per-branch sandboxes for QA
  • You want predictable CI costs without surprise cloud bills
  • Plugin conflicts and Groovy DSL have caused production incidents before

Frequently asked questions

Common questions about migrating from Jenkins and how the two platforms compare.

What is the main difference between Jenkins and Buddy?
Jenkins is a self-hosted automation server requiring you to manage infrastructure, plugins, and a Groovy DSL. Buddy is a cloud-hosted CI/CD platform with a visual editor, zero infrastructure management, and built-in Docker support. Jenkins is extremely flexible but operationally intensive; Buddy trades some of that flexibility for significantly lower setup and maintenance overhead.
How long does it take to set up Jenkins vs Buddy?
A minimal Jenkins installation takes 2–4 hours (server, Java, plugins, initial config). A production-ready Jenkins setup — with security hardening, agents, role-based access, and a working pipeline — typically takes 1–3 days. Buddy's average time from sign-up to first successful pipeline run is under 5 minutes.
Is Jenkins free to use?
Jenkins the software is free and open-source (MIT license). The real cost is indirect: server hosting ($20–200/month minimum), engineering time for maintenance (plugin updates, security patches, JVM tuning), and opportunity cost. Buddy offers a free tier with 5 projects and 120 executions/month, with paid plans from $75/month that include all infrastructure and maintenance.
Does Buddy support as many integrations as Jenkins?
Jenkins has 1,900+ community plugins covering nearly every tool imaginable. Buddy has 200+ curated, first-party actions covering all major cloud providers, container registries, deployment targets, test frameworks, and notification tools. Buddy's library is smaller but each action is maintained and tested by Buddy — no compatibility surprises on updates.
Can I write YAML pipelines in Buddy like Jenkinsfiles?
Yes. Buddy supports both a visual editor and a YAML pipeline format (buddy.yml). You can switch between them freely — the visual editor generates valid YAML automatically. Jenkins uses Groovy DSL (Declarative or Scripted), not standard YAML, which requires learning Groovy and dealing with sandbox restrictions.
What happened to Jenkins Blue Ocean?
Jenkins Blue Ocean was a modern UI initiative that aimed to add a visual pipeline editor to Jenkins. In February 2022, the Jenkins project announced that Blue Ocean entered "limited maintenance mode" — meaning it is no longer actively developed and new feature work has stopped. The classic Jenkins UI (with its 2010s-era design) remains the recommended interface for Jenkins users.
How do I migrate from Jenkins to Buddy?
Migration involves recreating your Jenkins pipeline logic in Buddy. Start by connecting your existing repositories to Buddy, then recreate each pipeline stage using Buddy's visual editor or YAML. Most Jenkins stages (build, test, deploy) map directly to Buddy actions. Credentials and secrets need to be re-entered. Most teams complete migration of a working pipeline within a day; full migration including edge cases typically takes a few days.
Does Buddy support self-hosted runners?
Yes. Buddy supports custom runners — you can point Buddy at your own infrastructure for builds that need to run on-premise or with specific hardware. This gives you cloud-managed orchestration with on-premise execution, combining the operational benefits of Buddy's UI with control over where builds run.

Try Buddy without the setup overhead

Free account, no credit card, first pipeline running in minutes — not days.

Start free See pricing