Comma Separator
Instantly format lists for SQL, Excel, or Python. Works offline.
Paste column data from Excel, or comma separated text.
Ready to copy for SQL, Python, or Config files.
Why Use This Comma Separator?
Instant Formatting
Convert column data from Excel or Google Sheets into comma-separated lists instantly.
Perfect for generating SQL IN clauses.
Developer Friendly
Supports single quotes, double quotes, and SQL array formatting. Ideal for Python lists, JSON arrays, and database queries.
Secure & Private
All conversion happens 100% in your browser. Your data is never sent to any server.
Works Offline
Once loaded, this tool works completely offline. No internet connection required for formatting.
How to Convert Lists to CSV/SQL
- Paste Data: Copy your column data from Excel, a spreadsheet, or a text file and paste it into the left "Input" box.
- Select Mode: Choose your desired output format from the dropdown (e.g., Comma, Single Quotes, SQL IN Clause).
- Convert: Click the "Convert" button (or the center arrow) to process your text.
- Copy Result: Your formatted text will appear in the right box. Click "Copy" to use it in your code or query.
Apple
Banana
Cherry
('Apple', 'Banana', 'Cherry')
Frequently Asked Questions
Is my data safe?
Yes! Use this tool with confidence for sensitive data. We use client-side JavaScript processing, meaning your text never leaves your computer.
Can I convert to JSON?
Absolutely. Select "JSON Array" from the format dropdown to generate a valid JSON array string from your list.
Does it limit data size?
The tool can handle thousands of lines instantly. Extremely large datasets (100k+ lines) might take a second depending on your device speed.
Can I reverse the process?
Currently, this tool is designed for "List to CSV" conversion. To reverse, simply pasting the CSV into the input might work if the delimiters match simple newlines or spaces.