Trunk

Trunk

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Trunk is an AI-powered DevOps platform that helps teams improve code quality, manage testing, and streamline CI/CD workflows through automated detection, quarantine, and elimination of flaky tests across any language, test runner, or CI provider.
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Trunk

Product Information

Updated:Oct 11, 2025

What is Trunk

Trunk is a comprehensive dev tools platform designed to redefine software development at scale. It serves as an all-in-one solution for checking, testing, merging, and monitoring code, with a special focus on maintaining code quality and reliability in large-scale software projects. The platform combines AI capabilities with traditional DevOps tools to help teams detect and resolve issues before they impact development workflows, making it particularly valuable for organizations dealing with complex codebases and large engineering teams.

Key Features of Trunk

Trunk is an AI-powered DevOps platform that helps development teams improve code quality, manage testing, and streamline CI/CD workflows. It provides automated flaky test detection and quarantine, AI-powered failure analysis, root cause debugging, and integrates seamlessly with popular development tools like GitHub, Linear, Slack, and VSCode. The platform helps teams maintain code quality while increasing development velocity through features like merge queues, automated code checks, and comprehensive CI health monitoring.
Flaky Test Management: Automatically detects, quarantines, and helps eliminate flaky tests across any language, test runner, or CI provider while continuing to collect failure data
AI-Powered Failure Analysis: Uses AI to analyze and explain root causes of test and CI failures, providing actionable insights directly in GitHub, Linear, Slack, and code editors
Advanced Merge Queue: Enterprise-scale merge queue system that protects main branches while enabling fast PR merging, especially suited for large monorepos
CI Health Dashboard: Comprehensive monitoring of CI performance trends, with automated alerts and impact analysis when issues arise

Use Cases of Trunk

Large-Scale Enterprise Development: Helps large engineering teams maintain code quality and testing standards across multiple projects and languages
Monorepo Management: Efficiently handles increased PR velocity and complex testing requirements in large monorepo environments
DevOps Automation: Automates routine testing and quality assurance tasks, allowing developers to focus on core development work

Pros

Comprehensive integration with popular development tools
Strong AI-powered analysis capabilities
Supports multiple programming languages and testing frameworks

Cons

Some features require a paid subscription
Setup and configuration might be complex for smaller teams

How to Use Trunk

Install Trunk CLI: Install Trunk using one of these methods: - curl https://get.trunk.io -fsSL | bash (for macOS/Linux) - Use Invoke-RestMethod and PowerShell script for Windows - Install via NPM if using NPM in your project
Initialize Trunk in your repo: Run 'trunk init' in your repository to create initial configuration files including .trunk/trunk.yaml
Configure shell hooks (optional): Run 'trunk shellhooks install' to enable dynamic PATH management for Trunk tools. This allows using different tool versions per repo
Enable linters and tools: Use 'trunk tools enable' to activate desired linters and tools for your project. Configurations will be added to .trunk/configs folder
Run code quality checks: Use 'trunk check' to run linting on changed files or 'trunk check --all' to check entire codebase. Use 'trunk fmt' to format code
Setup CI integration: Add trunk-io/trunk-action to your GitHub Actions workflow to run Trunk checks in CI. Can configure options like check-mode and annotations
Configure IDE integration: Install Trunk VS Code extension for inline diagnostics and formatting support within the editor
Setup team sharing: Commit .trunk/trunk.yaml to repository to share Trunk configuration with team members, ensuring consistent tool versions and checks
Configure advanced features (optional): Set up additional features like: - Flaky test detection and quarantine - Merge queue integration - Integrations with Slack/Linear/Jira - Custom linter configurations

Trunk FAQs

Trunk is an AI DevOps platform for reliable testing and CI (Continuous Integration). It uses a specialized async AI agent to help detect and root cause problems before they block development teams.

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