CSV to YAML Converter
Convert CSV files to YAML format instantly
CSV Input
YAML Output
What is CSV to YAML Converter?
Need to convert your CSV (Comma-Separated Values) data to YAML (YAML Ain't Markup Language)? This tool does that instantly. CSV is great for spreadsheets, while YAML is perfect for configuration files, CI/CD pipelines, and modern applications. Convert between them whenever you need.
According to YAML 1.2 specification, YAML is human-readable and great for config files. Converting CSV to YAML lets you use spreadsheet data in Docker Compose, Kubernetes, Ansible, GitHub Actions, or any YAML-based system. The converter handles headers and nested structures perfectly.
Everything happens in your browser – your data stays private. Convert, download, and use your YAML file right away.
Key Features
Human-Readable Format
YAML is designed to be easy to read and write. Convert CSV to YAML for configuration files that are both machine-readable and human-friendly.
Array of Objects
Converts CSV rows into YAML array of objects. Each row becomes an object with column headers as keys, perfect for config files and data structures.
Proper Indentation
Output YAML uses proper indentation and formatting. Easy to read, validate, and use in your applications, CI/CD pipelines, or configuration systems.
File Upload Support
Upload CSV files directly (.csv or .txt). No need to copy-paste large datasets. Works with files of any size, from small logs to massive spreadsheets.
Handles Special Characters
Properly escapes quotes, colons, and other YAML-reserved characters. Converts them to valid YAML strings automatically.
Copy & Download
One click to copy YAML to clipboard, or download it as a .yaml or .yml file. Ready to use in your configuration files or applications.
How It Works
Paste or Upload CSV
Paste your CSV data into the left editor, or click "Upload" to load a .csv or .txt file. Click "Sample" to see example CSV data. The tool handles standard CSV format with comma, semicolon, or tab delimiters.
Automatic Conversion
The converter processes your CSV instantly. The first row becomes YAML keys, and each subsequent row becomes a YAML object. The formatted YAML array appears on the right side.
Copy or Download
Click "Copy" to copy the YAML to your clipboard, or "Download" to save it as a .yaml file. Use it in your Docker Compose, Kubernetes, CI/CD pipelines, or any YAML-based system.
Use Cases
CI/CD Pipelines
Convert CSV data to YAML for GitHub Actions, GitLab CI, or Jenkins pipelines. YAML is the standard format for defining workflows and configurations in modern DevOps tools.
Container Orchestration
Convert CSV settings to YAML for Kubernetes manifests, Docker Compose files, or Helm charts. Perfect for managing container configurations and deployments.
Configuration Management
Convert CSV data to YAML for Ansible playbooks, SaltStack states, or other configuration management tools. YAML is the preferred format for infrastructure as code.
Application Config
Convert CSV settings to YAML configuration files for modern applications. Many frameworks like Rails, Spring Boot, and others use YAML for configuration.
Common Questions
How are CSV headers handled?
The first row of your CSV becomes the YAML keys. Each subsequent row becomes a YAML object with those keys. For example, if your CSV has headers "name, age, city", each row becomes a YAML object with those keys.
What if my CSV has special characters?
The converter properly escapes special characters in YAML. Quotes, colons, and other YAML-reserved characters are converted to valid YAML strings automatically, following YAML 1.2 specifications.
Can I convert CSV without headers?
If your CSV doesn't have headers, the converter will use column indices (0, 1, 2, etc.) as keys. For better results, add a header row to your CSV before converting.
What YAML format is produced?
The output is a YAML array of objects. Each CSV row becomes one object in the array. This format is compatible with YAML 1.2 specifications and works with all YAML parsers.
Is my data safe?
Absolutely. All conversion happens in your browser using JavaScript. Your CSV data never leaves your computer – no server uploads, no storage, completely private.
Can I convert YAML back to CSV?
Yes! Use our YAML to CSV Converter for reverse conversion. Perfect for exporting YAML data back to spreadsheet format.
Related Tools
CSV conversion is just one part of data workflow. Here are other tools:
Want to learn more? Read about RFC 4180 CSV standard or explore YAML 1.2 specifications.