10 free tools

Developer Tools

Free, no sign-up, no watermarks. Files are processed privately and never stored.

• Base64 Encode / DecodeEncode text to Base64 or decode Base64 to text (UTF-8 safe). 100% in your browser — free, no sign-up.
• Hash Generator (SHA-256, SHA-1, SHA-512)Generate SHA-256, SHA-1, SHA-384, and SHA-512 hashes. 100% in your browser — free, no sign-up.
• JSON Formatter & ValidatorFormat, validate, and minify JSON instantly. 100% in your browser — free, no sign-up, no upload.
• JWT DecoderDecode a JWT to inspect its header and payload. 100% in your browser — free, no sign-up, no upload.
• Password GeneratorGenerate strong, random passwords with custom length and characters. 100% in your browser — free, no sign-up.
• Random Number GeneratorGenerate random numbers in any range, with optional no-repeats. 100% in your browser — free, no sign-up.
• Text Diff CheckerCompare two texts and see line-by-line differences. 100% in your browser — free, no sign-up.
• Unix Timestamp ConverterConvert between Unix timestamps and human dates. 100% in your browser — free, no sign-up.
• URL Encode / DecodeEncode or decode URL components instantly. 100% in your browser — free, no sign-up.
• UUID Generator (v4)Generate random UUID v4 identifiers in bulk. 100% in your browser — free, no sign-up.