Code Decoder Tool

• Instant hash & encoding generation (SHA-256, MD5, HMAC)
• Encode / decode Base64, Hex, URL components
• Create, sign & verify JWTs (HS256, RS256) with payload preview
• Convert between text, hex, and binary representations
• Supports multiple algorithms & secret/key management
• Live preview & real-time editing of inputs and outputs
• Copy results easily & exportable output (JSON, TXT)
• Fully responsive UI - works on desktop and mobile
• Security hints & safe defaults for cryptographic operations