WebToolArcBase64 Tools
Free browser-based base64 tools with instant results and no account required.
Base64 Encoder
Encode UTF-8 text as canonical RFC 4648 Base64 locally with byte and encoded-size statistics.
Base64 ToolsBase64 Decoder
Decode validated standard Base64 into strict UTF-8 text locally.
Base64 ToolsBase64URL Encoder
Encode UTF-8 text with the RFC 4648 URL- and filename-safe Base64 alphabet.
Base64 ToolsBase64URL Decoder
Decode Base64URL with or without padding back to strict UTF-8 text locally.
Base64 ToolsFile to Base64 Encoder
Encode any local file into raw Base64 without uploading it.
Base64 ToolsBase64 to File Decoder
Decode Base64 bytes into a downloadable local file.
Base64 ToolsBase64 Validator
Validate standard or URL-safe Base64 structure and canonical padding bits.
Base64 ToolsBase64 Inspector
Inspect Base64 variant, padding, encoded length, decoded bytes, and size overhead.
Base64 ToolsBase64 to Hex Converter
Decode Base64 bytes and render them as hexadecimal.
Base64 ToolsHex to Base64 Converter
Convert hexadecimal bytes to RFC 4648 Base64.
Base64 ToolsBase64 to Binary Converter
Decode Base64 bytes and display each byte as 8 binary bits.
Base64 ToolsBinary to Base64 Converter
Convert 8-bit binary byte groups to Base64.
Base64 ToolsBase64 Normalizer
Normalize standard or URL-safe Base64 alphabet, whitespace, and padding.
Base64 ToolsMIME Base64 Line Wrapper
Wrap or unwrap Base64 for MIME transfer encoding line length rules.
Base64 ToolsData URI Generator
Generate RFC 2397 data: URLs from local text or files.
Base64 ToolsData URI Parser
Parse a data: URI into media type, parameters, encoding mode, byte size, and decoded payload.