Transaction Decoder is built by dEth Crypto as a part of their dEth Tools,providing a sleek, well-maintained Ethereum transaction decoder and conversioncalculator.Transaction Decoder is one of dEth Crypto’s suite of Ethereum dev tools,including Typechain and respective bindings for Ethereum smart contracts, andtheir Typechain assertion library.  The DethTools GitHub provides examples ofuse and application, including an integration with Truffle.