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Convert CSV to YAML
CSV is plain text: no formatting, formulas or multiple sheets, and accented characters can break in Excel. YAML is readable and supports comments, ideal for configuration files.
- Free
- No sign-up
- Batch conversion
Why convert CSV to YAML?
To convert CSV files to YAML, drop them on the counter above.
Most files convert in seconds: no queue, no email address, and the YAML result saves straight to your computer or phone.
How to convert CSV to YAML
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Add your CSV files
Drag your CSV files onto the counter or pick them with Choose files. You can add several at once.
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Conversion starts by itself
Each file is converted to YAML and its row is stamped CONVERTED.
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Download your YAML file
Get the file with Download. With several files you can download them all as one ZIP.
CSV vs YAML
| Property | CSV | YAML |
|---|---|---|
| Full name | Comma-Separated Values | YAML Ain't Markup Language |
| Type | Spreadsheet | Data |
| Multiple sheets | No | No |
| Nested structure | No | Yes |
| Plain text | Yes | Yes |
| Created by | RFC 4180 | Clark Evans, Ingy döt Net, Oren Ben-Kiki |
| Year | — | 2001 |
| Extensions | .csv | .yaml .yml |
| MIME | text/csv | application/yaml |
About the formats
CSV
Comma-Separated Values
CSV stores each table row as a line of text, with cells separated by commas or semicolons. Nearly every program and database can import and export it.
YAML
YAML Ain't Markup Language
YAML is a data format that builds structure with indentation and is easy for people to read and write. It is common in Docker, Kubernetes and CI configuration.
Frequently asked questions
Is converting CSV to YAML free?
Yes, completely free. No account, no daily limit, no watermark and no queue.
Does it work on a phone?
Yes. It works on iPhone, iPad and Android, with no app to install.
Is there a file size limit?
There is no size limit set by us. Files of hundreds of MB convert too; very large files take longer and are handled more comfortably on a computer than on a phone.
Other conversions
| Family | Give | → | Get | What you gain |
|---|---|---|---|---|
| CSV | XLSX | formulas and many sheets | ||
| CSV | JSON | API-ready data | ||
| CSV | TSV | tab-separated table | ||
| CSV | looks the same everywhere | |||
| CSV | XML | for enterprise integrations | ||
| CSV | XLS | old Excel and ERP systems | ||
| CSV | ODS | LibreOffice’s open format | ||
| JSON | YAML | readable config file · nested fields unfolded | ||
| XML | YAML | readable config file · tags and attributes kept | ||
| TOML | YAML | readable config file · tables and types kept |