Developer tools

Format and validate JSON, encode or decode Base64 and URLs, and make QR codes, without sending your data anywhere.

• JSON Formatter & ValidatorValidate JSON with exact error locations, then format, minify or sort it.Developer toolsOpen tool →
• Base64 Encoder & DecoderEncode text to Base64 or decode Base64 back to text, including the URL-safe form.Developer toolsOpen tool →
• URL Encoder & DecoderPercent-encode or decode text, query values and whole URLs.Developer toolsOpen tool →
• QR Code GeneratorTurn a link or text into a QR code and download it as a PNG or SVG.Developer toolsOpen tool →