CSV to YAML Converter
Convert CSV files to YAML format instantly
CSV Input
YAML Output
What Is CSV to YAML?
CSV is tabular data. YAML is a config format. CSV to YAML converts CSV rows to YAML structures. Use it when tools expect YAML (Kubernetes, Ansible, etc.). The RFC 4180 and YAML spec define the formats.
This tool runs entirely in your browser. Nothing is sent to a server. Paste CSV or upload a file; get YAML output. For CSV to JSON, use CSV to JSON. For CSV to XML, use CSV to XML. For formatting CSV first, use CSV Formatter.
CSV to YAML Examples
Convert CSV rows to YAML list. Telecom-themed example:
Example: Subscriber records
YAML output:
Click the Sample button above to load more examples into the editor.
How to Use This Tool
Paste or Upload
Paste CSV into the left panel or upload a .csv or .txt file. Use Sample to load example data. Use Clear to reset.
View YAML Output
The right panel shows converted YAML. CSV rows become YAML list items or mappings. Invalid CSV will show an error.
Copy or Download
Use Copy or Download to get the YAML. For formatting YAML, use YAML Formatter. For validation, use YAML Validator.
How the Conversion Works
The tool parses your CSV per RFC 4180 and builds a YAML structure. Each row typically becomes a list item or mapping; the first row defines keys. The output is human-readable YAML with proper indentation. Special characters are escaped. Processing runs in your browser; nothing is sent to a server.
When CSV to YAML Helps
When migrating spreadsheet data to YAML config, CI/CD pipelines, or Kubernetes manifests, convert here. YAML is common in DevOps tools like Ansible, Docker Compose, and Helm. Great for exports from Excel or databases. For JSON output, use CSV to JSON. For XML, use CSV to XML.
Config files and environment-specific data often start as spreadsheets. Converting to YAML here produces ready-to-use config for deployment. For formatting the output, use YAML Formatter. For validation, use YAML Validator. For conversion from YAML to JSON, use YAML to JSON.
Frequently Asked Questions
Is my data private?
Yes. Conversion runs entirely in your browser. No data is sent to any server.
How are rows converted?
Each CSV row typically becomes a YAML list item or mapping. The first row may be used as keys. Check the output for your structure.
CSV to YAML vs CSV to JSON?
Both convert CSV to structured data. YAML is more human-readable; JSON is common for APIs. Use the format your target expects.
Does it support headers?
Yes. The first row is typically used as keys for subsequent rows. The structure depends on the implementation.
Can I convert YAML to CSV?
This tool converts CSV to YAML. For YAML to JSON, use YAML to JSON. A full YAML to CSV would need a different tool.
Related Tools
For CSV format, see RFC 4180. For YAML, see YAML 1.2 spec and yaml.org. JSON is an alternative for API responses.