soltool

A CLI tool to convert Solana keypair JSON files to base58 format and vice versa.

Installation

npm install -g soltool

Usage

Convert keypair JSON to base58:

soltool -i keypair.json

Extract public key only:

soltool -i keypair.json --public-key

Save output to file:

soltool -i keypair.json -o keypair.txt

Convert base58 back to JSON:

const { base58ToJson } = require("soltool");

// Convert base58 string to JSON
const base58String = "2NEpo7TZRRrLZSi2U";
const jsonData = base58ToJson(base58String);
console.log(jsonData);

Options

• -i, --input <path>: Input keypair JSON file path (required)
• -o, --output <path>: Output file path (optional)
• -p, --public-key: Display public key only
• --help: Display help information
• --version: Display version information

Input Format

The input JSON file should contain an array of 64 numbers representing the Solana keypair bytes:

[
  124, 201, 5, 69, ..., 233  // 64 numbers total
]

API Reference

base58ToJson(base58String)

Converts a base58-encoded string back to its original JSON format.

• Parameters:
  • base58String (string): The base58-encoded string to decode
• Returns: The decoded JSON data
• Throws: Error if the input is invalid or cannot be decoded

License

MIT