Browser-first developer utilities
Fast tools for messy data & code.
Format, clean, convert and encode everyday developer data without an account or uploading your content.
✓ Free✓ No signup✓ Client-side processing✓ No pasted content collected
Developer tools
Text & Code Cleaner
Normalize quotes, whitespace and HTML; turn lines into a JSON array.
CleanJSON Formatter & Validator
Validate JSON and turn compact or messy JSON into readable, indented data.
JSONJSON Minifier
Validate and compress JSON into the smallest practical representation.
JSONCSV to JSON
Convert CSV rows into a clean JSON array of objects.
ConvertJSON to CSV
Turn an array of JSON objects into downloadable, spreadsheet-friendly CSV.
ConvertRemove Duplicate Lines
Deduplicate lists while preserving the original order.
TextBase64 Encoder / Decoder
Encode or decode UTF-8 text directly in your browser.
EncodeURL Encoder / Decoder
Safely encode URL components or decode percent-encoded text.
EncodeHTML to Text
Strip markup and extract readable text from HTML.
HTMLMarkdown to HTML
Convert common Markdown into clean HTML without sending the document anywhere.
Markdown