🔄 Code Converters

JSON ↔ CSV Converter

Convert JSON arrays to CSV spreadsheets and CSV data back to JSON. Supports nested object flattening. Download the result.

JSON Input (array)
CSV Output
CSV Input
JSON Output

More Developer & Coding Tools

🚫
.gitignore Generator
Generate .gitignore files for any language, framework, or IDE. Select multiple targets and get a combined, clean .gitignore.
Generators
🔢
ASCII ↔ Hex Converter
Convert between ASCII text and hexadecimal. Type in either panel — the other updates instantly. Supports space, comma, or 0x-prefix hex formats.
Encoding & Conversion
🔐
Base64 Encoder / Decoder
Encode text or files to Base64 and decode Base64 strings back to plaintext or binary. Supports file upload.
Networking & API
⏱️
CRON Expression Builder
Build and validate CRON job expressions visually. See a human-readable description and the next 5 run times.
Code Testers