Free Developer Tools Online — JSON, Base64, URL & More
Essential utilities for developers — format and validate JSON, encode/decode Base64 and URLs, look up DNS records, and more. All free, all private, all in your browser.
JSON Formatter Format, validate, and minify JSON. URL Encoder / Decoder Percent-encode and decode URL strings. Base64 Encoder / Decoder Encode text to Base64 or decode it back. DNS Lookup Query A, AAAA, MX, TXT, CNAME, and NS records.
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