Comparison

Buildkite vs Flux CD

No clear leader: Buildkite (59.1) and Flux CD (55.5) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Buildkite full profile →Flux CD full profile →

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Buildkite59

Flux CD56

Attribute comparison across 2 tools
Attribute	Buildkite	Flux CD
Vioscale score	59 / 100medium · 73%	56 / 100low · 49%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	open_source
Price levelpricing.price_level	mid	free
Transparentpricing.transparent	✓	-
Integrations
Countintegrations.count	35	25
Security
Disclosure policysecurity.disclosure_policy	✓	✓
Gdprsecurity.gdpr	✓	✓
Scorecardsecurity.scorecard	-	8.8
Soc2security.soc2	✓	-
Vulnerabilitiessecurity.vulnerabilities	-	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Ffluxcd%2Fflagger&per_page=100 · Last 12m: 0
Reliability
Status pagereliability.status_page	✓	-
Adoption
Dependent reposadoption.dependent_repos	-	10
Github starsadoption.github_stars	-	5,395
Activity
Commits last 30dactivity.commits_last_30d	-	10
Release
Cadence daysrelease.cadence_days	-	50
Historyrelease.history	-	20 items
License
Spdxlicense.spdx	-	Apache-2.0
Language
Primarylanguage.primary	-	Go
Market
Availabilitymarket.availability	Available worldwide · HQ AU	Available worldwide

Score

Vioscale score

Buildkite59 / 100medium · 73%

Flux CD56 / 100low · 49%

Pricing

Free tier

Buildkite✓

Flux CD✓

Model

Buildkitefreemium

Flux CDopen_source

Price level

Buildkitemid

Flux CDfree

Transparent

Buildkite✓

Flux CD–

Integrations

Count

Buildkite35

Flux CD25

Security

Disclosure policy

Buildkite✓

Flux CD✓

Gdpr

Buildkite✓

Flux CD✓

Scorecard

Buildkite–

Flux CD8.8

Soc2

Buildkite✓

Flux CD–

Vulnerabilities

Buildkite–

Flux CDCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Ffluxcd%2Fflagger&per_page=100 · Last 12m: 0

Reliability

Status page

Buildkite✓

Flux CD–

Adoption

Dependent repos

Buildkite–

Flux CD10

Github stars

Buildkite–

Flux CD5,395

Activity

Commits last 30d

Buildkite–

Flux CD10

Release

Cadence days

Buildkite–

Flux CD50

History

Buildkite–

Flux CD20 items

License

Spdx

Buildkite–

Flux CDApache-2.0

Language

Primary

Buildkite–

Flux CDGo

Market

Availability

BuildkiteAvailable worldwide · HQ AU

Flux CDAvailable worldwide

Capabilities

Feature-by-feature on the axes that matter for ci/cd tools. “-” means undocumented, not absent.

Capability comparison for CI/CD Tools
Capability	Buildkite	Flux CD
Deployment
Hosting	Cloud + self-hosted	Cloud + self-hosted
Self-hosted runners	✓	✓
Core
Config-as-code pipelines	✓	✓
Matrix / parallel builds	✓	-
Build
Container-native builds	✓	✓
Performance
Build caching	✓	-
Security
Secrets management	✓	✓
Delivery
Deployment environments & approvals	✓	✓
Ecosystem
Reusable actions / marketplace	✓	-

Deployment

Hosting

BuildkiteCloud + self-hosted

Flux CDCloud + self-hosted

Self-hosted runners

Buildkite✓

Flux CD✓

Core

Config-as-code pipelines

Buildkite✓

Flux CD✓

Matrix / parallel builds

Buildkite✓

Flux CD-

Build

Container-native builds

Buildkite✓

Flux CD✓

Performance

Build caching

Buildkite✓

Flux CD-

Security

Secrets management

Buildkite✓

Flux CD✓

Delivery

Deployment environments & approvals

Buildkite✓

Flux CD✓

Ecosystem

Reusable actions / marketplace

Buildkite✓

Flux CD-

What each one is

The product in its own terms, so the numbers below have context.

Buildkite

A CI/CD platform providing flexible pipeline orchestration, automated test optimization, and supply chain security. Supports cloud-hosted and self-managed agents with built-in test analytics, package registries, and integrations across development tools.

Independently observed

Flux CD

Continuous delivery solution for Kubernetes that enables GitOps workflows through automatic reconciliation from Git. A CNCF Graduated project.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Buildkite

from $30/moSubscriptionFree tier30-day trial

Free tier available. Pro from $30/user/month. Enterprise custom pricing.

PersonalFree
- 3 concurrent jobs
- 1 user
- 90-day build retention
- 250 managed tests
- 50k test executions/month
- +1 more
Pro$30/active user/month
- Unlimited concurrent jobs
- Unlimited users
- All Linux and Mac M4 agent sizes
- Cache volumes
- Git mirror volumes
- +2 more
EnterpriseContact sales
- SCIM/SAML/ADFS
- Audit logs
- Build exports
- Pipeline templates
- Premium support SLA

as of 2026-08-14verify ↗

Flux CD

Open sourceFree tier

as of 2026-08-13verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Buildkite	Flux CD
WebPlatforms	✓	✗
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✓	✓

Platforms

Web

Buildkite✓

Flux CD✗

CLI

Buildkite✓

Flux CD✓

Deployment

Cloud / SaaS

Buildkite✓

Flux CD✓

Self-hosted

Buildkite✓

Flux CD✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (3)

GitHub
AWS S3
Helm

Buildkite

35 total - 32 not shared

GitHub Enterprise
Bitbucket Server
AWS ECR
AWS CloudFormation
AWS IAM
AWS CloudWatch
Docker
Kubernetes
Jenkins
CircleCI
NPM
PyPI
RubyGems
Maven
Apt
RPM
Alpine
Jest
Mocha
Cypress
Playwright
Jasmine
Rspec
minitest
+8 more

Independently observed

Flux CD

25 total - 22 not shared

GitLab
Bitbucket
AWS EKS
AWS KMS
Azure
Azure Key Vault
Azure AKS
Azure DevOps
Azure Event Hubs
Google Cloud Artifact Registry
Google Cloud Storage
Google Cloud Key Management Service
Google Kubernetes Engine
Google Cloud Pub/Sub
Slack
Google Chat
Kustomize
Harbor
Flagger
OCI
SOPS
Cluster API

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.