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Base64 Encoder/Decoder
v1.0.0Base64 Encoder & Decoder
Encode and decode text or files using Base64. Supports standard and URL-safe variants. All processing happens locally in your browser.
Standard Base64
Uses characters A-Z, a-z, 0-9, +, and / with = padding. The default encoding for most applications including data URIs and email attachments.
URL-Safe Base64
Replaces + with - and / with _, and removes = padding. Safe for use in URLs, filenames, and query parameters without additional encoding.
Privacy Notice
All Base64 encoding and decoding happens locally in your browser. Your data is never sent to any server or stored anywhere.