Developer Tools
Format, encode, hash, and transform JSON, CSV, URLs, and developer data in your browser.
JSON Formatter
Paste JSON to format, validate, and copy a clean indented result — entirely in your browser.
Open toolHash Generator
Generate SHA-256, SHA-512, and other hashes from text or a file in your browser.
Open toolBase64 Encoder
Encode text to Base64 or decode Base64 back to text — instantly in your browser.
Open toolURL Encoder
Encode or decode URLs and URL components instantly in your browser.
Open toolCSV to JSON
Convert CSV to formatted JSON instantly in your browser.
Open toolJWT Decoder
Decode JWT header and payload JSON in your browser — no signature verification.
Open toolJSON to CSV
Convert a JSON array to CSV instantly in your browser.
Open toolImage to Base64
Convert JPG, PNG, or WebP images to Base64 data URLs in your browser.
Open toolBase64 to Image
Decode a Base64 string or data URL into a downloadable image in your browser.
Open toolUUID Generator
Generate UUID v4 values instantly in your browser.
Open tool