Trunk vs Jenkins
Side-by-side comparison of AI visibility scores, market position, and capabilities
Trunk unifies parallel linting via Trunk Check, CI test analytics, and merge queue orchestration, giving engineering teams a single quality gate across all languages and frameworks.
About
Trunk is a San Francisco-based developer platform company that provides tools for code quality enforcement, CI test management, and merge queue orchestration to help engineering teams ship code faster with fewer quality regressions. Trunk Check runs dozens of linters and code analyzers in parallel during local development and CI, providing a single consistent quality gate that is easy to configure and maintain across different languages and frameworks. Trunk CI Analytics tracks CI pipeline performance and test flakiness over time, helping engineering teams identify and fix slow or unreliable tests that are blocking developer velocity. Trunk Merge provides an intelligent merge queue that manages concurrent pull request merges, preventing broken mainline builds by testing combinations of PRs together before merging. Founded in 2021 and backed by investors including Andreessen Horowitz and Tiger Global, Trunk has grown as engineering organizations seek to standardize quality practices and reduce CI bottlenecks that slow development cycles.
47.78% CI/CD market share 2025; 64,517 companies using Jenkins globally; 200,000+ active installations; 11M+ developers; Jenkins Pipeline usage +79% (2021-2023); Monthly jobs: 48.6M; Won 2024 DevOps Dozen Most Innovative Open Source Project
About
Jenkins is an open-source continuous integration and continuous delivery (CI/CD) automation server that has become the foundational infrastructure for software build and deployment pipelines worldwide. Originally developed as Hudson at Sun Microsystems, it was forked and renamed Jenkins in 2011 after Oracle's acquisition of Sun. The project is governed by the Jenkins community and the Continuous Delivery Foundation, with its mission to provide a free, extensible automation engine that enables development teams to build, test, and deploy software reliably and at scale.\n\nJenkins operates as a Java-based server that orchestrates build pipelines through a rich plugin architecture — with over 1,800 community-maintained plugins covering integrations with virtually every version control system, testing framework, cloud provider, and deployment target in the modern software stack. Pipelines are defined as code using Groovy-based Jenkinsfiles, enabling version-controlled, repeatable automation workflows. Jenkins supports both traditional freestyle projects and modern declarative pipeline configurations, making it adaptable to simple single-repo builds and complex multi-service deployment orchestrations alike.\n\nJenkins commands approximately 47.78% of the global CI/CD market as of 2025 and is actively used by 64,517 companies worldwide across over 200,000 active installations, serving an ecosystem of more than 11 million developers. Its position as the open-source CI/CD standard has made it the baseline against which commercial alternatives — including GitHub Actions, CircleCI, and GitLab CI — are compared. Despite competition from hosted CI/CD platforms, Jenkins' flexibility, plugin depth, and zero licensing cost continue to drive adoption across enterprises and engineering organizations managing complex, heterogeneous build environments.
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