Base58 Encoder Decoder Online

Advanced Base58 encoder and decoder supporting text, hexadecimal, and binary formats. Used in Bitcoin addresses, IPFS hashes, and other blockchain applications.

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Base58 Alphabet

123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz

Excludes: 0 (zero), O (capital o), I (capital i), l (lowercase L) to avoid visual confusion

About Base58 Encoding

What is Base58?

Base58 is a binary-to-text encoding scheme used in Bitcoin and other cryptocurrencies. It's designed to avoid visual ambiguity between similar-looking characters, making it safer for manual transcription.

Key Features

  • • Excludes ambiguous characters (0, O, I, l)
  • • Case-sensitive (both uppercase and lowercase)
  • • No padding characters required
  • • Preserves leading zeros as '1' characters
  • • More compact than Base64 for most data
  • • Human-readable and transcription-friendly

Common Applications

  • • Bitcoin wallet addresses
  • • IPFS content identifiers (CIDs)
  • • Shortened URLs (Flickr, etc.)
  • • Blockchain transaction IDs
  • • Cryptocurrency private keys
  • • Distributed systems identifiers

Tool Features

  • • Multiple data format support
  • • Real-time encoding/decoding
  • • File upload and download
  • • Input/output swapping
  • • Comprehensive error handling
  • • Copy to clipboard functionality
  • • Client-side processing for privacy