Verified:GitHub

gitlab-ci-validator

Validate GitLab CI/CD configurations for syntax, security, and best practices.

7|3|Updated May 4, 2026

Search Tags:#security #validation #yaml #ci-cd #lint #gitlab-ci-validator

One-click install

npx skills add https://github.com/nopperabbo/codebuddy2api --skill gitlab-ci-validator-nopperabbo

Or copy as Structured Prompt for Agent▼

Please help me install this Agent Skill.
Skill: gitlab-ci-validator
Source: https://github.com/nopperabbo/codebuddy2api/tree/main/opencode-config/skills/_archived/gitlab-ci-validator
Command: npx skills add https://github.com/nopperabbo/codebuddy2api --skill gitlab-ci-validator-nopperabbo

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires pyyaml, and includes scripts (resource) components.

What problem does it solve?

GitLab CI configurations often suffer from syntax errors, misconfigurations, and security gaps that slow teams and introduce risk. This skill provides an automated validator that checks YAML syntax, CI/CD rules, and security considerations across a repository's .gitlab-ci.yml definitions.

Core Features & Use Cases

Syntax validation for YAML and GitLab CI schema, including includes and templates.
Best practices and security checks to surface issues such as cache misuse, improper artifact handling, and insecure image usage.
Consolidated reports and guidance to help engineers prune risky configurations and improve pipeline reliability.

Quick Start

Run the validator on your .gitlab-ci.yml file to surface syntax, best-practices, and security issues with actionable guidance.

Frequently Asked Questions about gitlab-ci-validator

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I validate my .gitlab-ci.yml file for syntax and security issues?▼

You can validate .gitlab-ci.yml files for syntax, security, and best practices by running a validator that parses YAML and checks CI/CD rules. It surfaces misconfigurations, cache misuse, and insecure image usage as structured results.

What GitLab CI security checks should I run to catch insecure pipeline configurations?▼

GitLab CI security checks should scan for improper artifact handling, cache misuse, and insecure image usage. A dedicated validator applies these checks across local, remote, and template includes to surface risky configurations.

Does GitLab CI validation work with templates and remote includes?▼

Yes, GitLab CI validation works with local, remote, and template includes. The validator parses these included definitions alongside your main .gitlab-ci.yml file to check syntax and security across the entire pipeline.

How do I lint GitLab CI best practices across multiple projects?▼

To lint GitLab CI best practices across projects, run an automated validator on each repository's .gitlab-ci.yml. It checks CI/CD rules, cache usage, and artifact handling, providing consolidated reports with actionable guidance.

Why does my GitLab CI pipeline fail with YAML syntax errors?▼

GitLab CI pipelines fail with YAML syntax errors when the .gitlab-ci.yml file contains formatting issues or invalid structure. A validator using PyYAML parses the file to detect and report these syntax errors accurately.

What's the best way to check GitLab CI configurations for best practices and security?▼

The best way to check GitLab CI configurations is using an automated validator that applies syntax, best-practice, and security rules. It identifies cache misuse and insecure images, delivering structured reports to improve pipeline reliability.