Comparison

Semaphore vs Woodpecker CI

No clear leader: Semaphore (62.5) and Woodpecker CI (58.3) 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.

Semaphore full profile →Woodpecker CI full profile →

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.

Semaphore63

Woodpecker CI58

Attribute comparison across 2 tools
Attribute	Semaphore	Woodpecker CI
vioscaleAI score	63 / 100medium · 70%	58 / 100low · 42%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	open_source
Price levelpricing.price_level	low	free
Transparentpricing.transparent	✗	✓
Integrations
Countintegrations.count	1	-
Security
Iso27001security.iso27001	✓	-
Pcisecurity.pci	✓	-
Scorecardsecurity.scorecard	-	6.3
Soc2security.soc2	✓	-
Vulnerabilitiessecurity.vulnerabilities	-	Count: 3 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fwoodpecker-ci%2Fwoodpecker&per_page=100 · Last 12m: 1 · Max severity: HIGH
Reliability
Status pagereliability.status_page	✓	-
Adoption
Dependent reposadoption.dependent_repos	-	4
Github starsadoption.github_stars	-	7,999
Activity
Commits last 30dactivity.commits_last_30d	-	100
Release
Cadence daysrelease.cadence_days	-	28
Historyrelease.history	-	20 items
License
Spdxlicense.spdx	-	Apache-2.0
Language
Primarylanguage.primary	-	Go
Content
Faqcontent.faq	5 items	5 items

Score

vioscaleAI score

Semaphore63 / 100medium · 70%

Woodpecker CI58 / 100low · 42%

Pricing

Free tier

Semaphore✓

Woodpecker CI✓

Model

Semaphorefreemium

Woodpecker CIopen_source

Price level

Semaphorelow

Woodpecker CIfree

Transparent

Semaphore✗

Woodpecker CI✓

Integrations

Count

Semaphore1

Woodpecker CI–

Security

Iso27001

Semaphore✓

Woodpecker CI–

Pci

Semaphore✓

Woodpecker CI–

Scorecard

Semaphore–

Woodpecker CI6.3

Soc2

Semaphore✓

Woodpecker CI–

Vulnerabilities

Semaphore–

Woodpecker CICount: 3 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fwoodpecker-ci%2Fwoodpecker&per_page=100 · Last 12m: 1 · Max severity: HIGH

Reliability

Status page

Semaphore✓

Woodpecker CI–

Adoption

Dependent repos

Semaphore–

Woodpecker CI4

Github stars

Semaphore–

Woodpecker CI7,999

Activity

Commits last 30d

Semaphore–

Woodpecker CI100

Release

Cadence days

Semaphore–

Woodpecker CI28

History

Semaphore–

Woodpecker CI20 items

License

Spdx

Semaphore–

Woodpecker CIApache-2.0

Language

Primary

Semaphore–

Woodpecker CIGo

Content

Faq

Semaphore5 items

Woodpecker CI5 items

Capabilities

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

Capability comparison for CI/CD Tools
Capability	Semaphore	Woodpecker CI
Deployment
Hosting	Cloud + self-hosted	Self-hosted only
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

SemaphoreCloud + self-hosted

Woodpecker CISelf-hosted only

Self-hosted runners

Semaphore✓

Woodpecker CI✓

Core

Config-as-code pipelines

Semaphore✓

Woodpecker CI✓

Matrix / parallel builds

Semaphore✓

Woodpecker CI-

Build

Container-native builds

Semaphore✓

Woodpecker CI✓

Performance

Build caching

Semaphore-

Woodpecker CI-

Security

Secrets management

Semaphore-

Woodpecker CI✓

Delivery

Deployment environments & approvals

Semaphore-

Woodpecker CI✓

Ecosystem

Reusable actions / marketplace

Semaphore-

Woodpecker CI✓

What each one is

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

Semaphore

A delivery platform that combines CI/CD capabilities with AI-driven features through a command-line interface.

Independently observed

Woodpecker CI

A system for automating build, test, and deployment pipelines, designed to be intuitive while allowing teams to extend its functionality to meet specific needs

Independently observed

Pricing

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

Semaphore

from $0.00/moUsage-basedFree tier

Pay-per-minute metered compute: $0.0025/min (self-hosted) to $0.09/min (MacOS). Includes 20 concurrent jobs, $15/month free credits, 9.6 GB cache, and free support. Optional modular support and success services.

Compute - Ubuntu ARM$0.003–$0.012/min depending on vCPU
Compute - Ubuntu x64$0.0075–$0.015/min depending on vCPU
Compute - MacOS$0.09/min
Compute - Self-Hosted$0.0025/min

as of 2026-08-03verify ↗

Woodpecker CI

Open sourceFree tier

Free and open source

as of 2026-08-16verify ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	Semaphore	Woodpecker CI
WebPlatforms	✗	✓
CLIPlatforms	✓	✗
Cloud / SaaSDeployment	✓	✗
Self-hostedDeployment	✓	✓

Platforms

Web

Semaphore✗

Woodpecker CI✓

CLI

Semaphore✓

Woodpecker CI✗

Deployment

Cloud / SaaS

Semaphore✓

Woodpecker CI✗

Self-hosted

Semaphore✓

Woodpecker CI✓

Integrations

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

Semaphore

1 total

Flowdock

Independently observed

Woodpecker CI

Not documented yet.

Still deciding?

Semaphore or Woodpecker CI: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

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