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real-time Token Transfer Monitor on Blockchains

This repo contains codes to monitor token Transfer events on blockchains. Users can add intereted addresses to redis, then start the program to monitor their transfer events (or balance change).

Suppoted chain networks:

  1. Ethereum: ERC20 Tokens
  2. Binance Smart Chain: ERC20 Tokens
  3. Tron
  4. Solana

Basic idea

Ethereum, BSC, Tron

Query latest mint block every certain seconds, then filter target token transfer events/logs.

Solana

Use the officail websocket api to subscribe events omitted by official token program TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA, the use memcmp to filter the traget solana token transfer events.