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4.7.0

Features

  • Added support for Tron Solidity compiler 0.8.26
  • Added compile [<files...>] to compile specific contract files with their dependencies
  • Added build_info_directory config option; solc standard JSON input/output are written per compilation for build reproducibility
  • Expanded solc output selection for richer build artifacts

Bug Fixes

  • Removed unused address normalization from Artifactor to fix cross-network address corruption
  • Fixed HttpProvider.prototype global pollution; send/sendAsync are now set on the provider instance
  • Fixed .gitignore being overwritten when copying sample projects during init
  • Preserved correct source and sourcePath in build artifacts by using relative paths as canonical solc input keys

Security

  • Passed --ignore-scripts to npm install in unbox to prevent remote templates from executing preinstall/postinstall hooks

Improvements

  • Removed legacyAST field from contract schema and compiler output
  • Centralized and simplified error formatting and output
  • Simplified downloader.js by deduplicating evm/tron fetch logic

Dependencies

  • Upgraded tronweb from 6.2.2 to 6.3.0
  • Upgraded axios from 1.13.6 to 1.15.0
  • Upgraded lodash from 4.17.23 to 4.18.1

4.6.0

Features

  • Enhanced flatten command
    • Unified SPDX license header generation across all input files
    • Unified pragma abicoder handling and normalization
    • Added dependency library version information in build output

Breaking Changes

  • BREAKING CHANGE: Removed EPM (Ethereum Package Manager) support
  • BREAKING CHANGE: Configuration directory paths (build_directory, contracts_directory, contracts_build_directory, migrations_directory, test_directory) are now constrained to the project root
  • BREAKING CHANGE: Disallowed running and importing files outside the project directory
  • BREAKING CHANGE: Removed global config injection

Bug Fixes & Improvements

  • Added checksum validation for downloaded soljson compiler files
  • Improved error capturing and unhandled promise rejection handling
  • Normalized error output formatting and added explicit exit codes
  • Enhanced runtime stability with null-safety checks on deployment and contract interactions

Dependencies

  • Upgraded tronweb from 6.1.1 to 6.2.2
  • Upgraded axios from 1.12.0 to 1.13.6
  • Upgraded glob to 13.0.6
  • Upgraded ajv to 6.14.0
  • Upgraded yauzl to 3.2.1

4.5.0

Major Refactoring

  • BREAKING CHANGE: Migrated from web3 v4 to ethers v6 for EVM mode
    • Migration scripts, test scripts, and TronBox console now use ethers instead of web3

Features

  • Made Migrations contract optional - projects can now run migrations without requiring Migrations.sol

Dependencies

  • Upgraded tronweb from 6.0.0 to 6.1.1
  • Upgraded mocha from 10.2.0 to 11.7.4
  • Upgraded eslint from 9.31.0 to 9.39.1
  • Upgraded eslint-plugin-n from 17.15.1 to 17.23.1
  • Upgraded axios from 1.11.0 to 1.12.0
  • Upgraded lodash from 4.17.21 to 4.17.23
  • Upgraded @solidity-parser/parser from 0.16.0 to 0.20.2
  • Upgraded Babel toolchain from 7.25.9 to 7.28.3
  • Pinned all dependencies to exact versions for reproducible builds
  • Raised minimum supported Node.js version to 20

Removals

  • Removed @truffle/contract-sources dependency (inlined contract discovery logic)
  • Removed @truffle/error dependency (replaced with custom TronBoxError class)
  • Removed @truffle/expect dependency (replaced with local utility)
  • Removed truffle-blockchain-utils dependency (unused)
  • Removed cpr dependency (replaced with native fs.promises implementation)
  • Removed temp dependency (replaced with tmp package)
  • Removed web3 v4.16.0 dependency (replaced with ethers v6.15.0)

Bug Fixes & Improvements

  • Fixed config property path resolution to handle relative paths correctly
  • Improved error messages and command-line output wording

Documentation

  • Updated comments throughout codebase to reflect ethers migration

4.4.0

  • Added support for Tron Solidity compiler 0.8.25
  • Removed the build, serve, and watch CLI commands
  • Added a dedicated help command with clear usage information for each subcommand and parameter
  • Refactored core commands (compile, console, migrate, test, etc.) to include descriptions, parameter documentation, usage examples, and enhanced logging and error handling
  • Ran each REPL subcommand in its own child process and streamed stdout/stderr as received
  • Updated documentation links to https://tronbox.io/docs

4.3.0

  • Add MetaCoin project template for tronbox init
  • Support calling overloaded Solidity functions
  • Make tronWeb instance available in migration scripts

4.2.2

  • Upgrade axios to v1.11.0 to resolve form-data vulnerability
  • Replace request/superagent with axios
  • Remove @resolver-engine/imports-fs, replaced with custom implementation
  • Replace github-download with inline implementation
    • Replace deprecated request with axios for HTTP requests
    • Replace adm-zip with yauzl for ZIP file handling

4.2.1

  • Support for Tron Solidity compiler 0.8.24
  • Upgrade eslint to v9.31.0

4.2.0

  • Developed a command-line interface (CLI) for the init command
  • Resolve compatibility issue with passing array parameters in method calls

4.1.1

  • Support for Solidity compiler 0.8.23
  • Bump axios version to v1.8.3

4.1.0

  • Bump tronweb version to v6.0.0
  • Bump web3 version to v4.16.0
  • Bump eslint version to v9.17.0

4.0.2

  • Support for Solidity compiler 0.8.22

4.0.1

  • Support for IR-based codegen
  • Support for Solidity compiler 0.8.21
  • Bump axios version to v1.7.7

4.0.0

  • Support deploying smart contracts to the EVM chain

3.4.4

  • Dropping support for Node.js v16 As part of this release, we are dropping support for Node.js v16. This version of Node.js reached its end-of-life in September of last year.
  • Optimize the configuration file structure

3.4.3

  • Improve tronbox compile output
  • Upgrade some dependency packages
  • Remove some unnecessary dependency packages

3.4.2

  • Add support for Solidity compiler 0.8.20
  • Add debug_traceTransaction && debug_storageRangeAt function to debug environment for supporting tronbox/tre docker image.

debug_traceTransaction:

const txid = 'f6b72dda65682b858c1c1980710aad7955fbf6db91c66840da0f852fc3cc694b';
const result = await tronWrap.send('debug_traceTransaction', [txid]);
console.log(result);

debug_storageRangeAt:

const result = await tronWrap.send('debug_storageRangeAt', [0, 0, contractAddress, '0x01', 1]);
console.log(result);

3.4.1

  • Add support for Solidity compiler 0.8.21
  • Bump tronweb from 5.1.0 to 5.3.0

3.4.0

  • Add support for console.log in Solidity smart contracts
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;
import "tronbox/console.sol";

contract SampleContract {
    constructor() {
        console.log("SampleContrac::constructor");
    }
}

3.3.0

  • Add support for contract flattening

3.2.0

  • Add support for deployProxy, deployBeacon and deployBeaconProxy of @openzeppelin/truffle-upgrades in migrations
const { deployProxy } = require('@openzeppelin/truffle-upgrades');
const Box = artifacts.require('TransparentBox');

module.exports = async function (deployer) {
  try {
    // Setup tronbox deployer
    deployer.trufflePlugin = true;
    const instance = await deployProxy(Box, [42], { deployer });
    console.info('Deployed', instance.address);
  } catch (error) {
    console.error('Transparent: deploy box error', error);
  }
};

3.1.2

  • Add support for Solidity compiler 0.8.18

3.1.1

  • Add support for Solidity compiler 0.8.17

3.1.0

  • Bump chokidar from 1.7.0 to 3.5.3
  • Bump yargs from 8.0.2 to 15.4.1
  • Bump tronweb from 4.4.0 to 5.1.0

3.0.2

  • Add support for ABIEncoderV2
  • Add support for using mnemonic in network config
  • Add support for converting a truffle project to tronbox project when init
  • Bump tronweb from 4.3.0 to 4.4.0

3.0.1

  • Bug fixed and internal improvements

3.0.0

  • Bump tronweb from 4.0.1 to 4.3.0
  • Add support for Solidity compiler 0.8.7 and 0.8.11
  • Add tronWrap.send function to test environment for supporting tronbox/tre docker image.
  • Add tre_setAccountBalance RPC method. The method can set the given account's balance to the specified SUN value.
  • Add tre_setAccountCode RPC method. The method can set the given account's code to the specified value.
  • Add tre_setAccountStorageAt RPC method. The method can set the given account's storage slot to the specified data.
  • Add tre_blockTime RPC method. The method can set the blockTime in seconds for automatic mining. A blockTime of 0 enables "instamine mode", where new executable transactions will be mined instantly.
  • Add tre_mine RPC method. The method can mine exactly blocks number of blocks.
  • Add tre_unlockedAccounts RPC method. The method can set up any arbitrary account to impersonate during development.

tre_setAccountBalance:

const address = 'TNPeeaaFB7K9cmo4uQpcU32zGK8G1NYqeL';
const balance = '0x3e8';
const result = await tronWrap.send('tre_setAccountBalance', [address, balance]);
console.log(result);

tre_setAccountCode:

const address = 'TNPeeaaFB7K9cmo4uQpcU32zGK8G1NYqeL';
const data = '0xbaddad42';
const result = await tronWrap.send('tre_setAccountCode', [address, data]);
console.log(result);

tre_setAccountStorageAt:

const address = 'TNPeeaaFB7K9cmo4uQpcU32zGK8G1NYqeL';
const slot = '0x0000000000000000000000000000000000000000000000000000000000000005';
const data = '0xbaddad42';
const result = await tronWrap.send('tre_setAccountStorageAt', [address, slot, data]);
console.log(result);

tre_blockTime:

const result = await tronWrap.send('tre_blockTime', [3]);
console.log(result);

tre_mine:

const result = await tronWrap.send('tre_mine', [{ blocks: 5 }]);
console.log(result);

tre_unlockedAccounts:

const result = await tronWrap.send('tre_unlockedAccounts', [['TNPeeaaFB7K9cmo4uQpcU32zGK8G1NYqeL']]);
console.log(result);

2.7.25

  • Bump tronweb from 4.0.0 to 4.0.1

2.7.24

  • Add support for Solidity compiler 0.5.18, 0.6.13, 0.7.7 and 0.8.6

2.7.23

  • Add support for Solidity compiler 0.8.0

2.7.22

  • Add support for Solidity compiler 0.7.6

2.7.21

  • Add support for Solidity compiler 0.7.0

2.7.20

  • Merge Dependabot pull requests

2.7.19

  • Add support for Solidity compiler 0.5.16, 0.5.17, 0.6.2, 0.6.8 and 0.6.12

2.7.18

  • Add support for Solidity compiler 0.6.0
  • Bump solc-js from 0.5.9 to 0.8.0

2.7.17

  • Add support for Solidity compiler 0.5.15 and add signature for tronbox

2.7.14

  • Add support for Solidity compiler 0.5.12 and 0.5.13 and 0.5.14

2.7.11

  • Add support for Solidity compiler 0.5.10

2.7.10

  • Fix for no module '.' found issue

2.7.8

  • Update to Tronweb 2.1.0, which allows to deploy contract requiring arrays of addresses

2.7.7

  • Fix Babel bug involving generators

2.7.5

  • More refactoring
  • Show alert if compilers cannot be downloaded

2.7.4

  • Partial refactoring
  • Add support for Solidity compiler 0.5.9

2.5.2

  • Fix bug in compiler wrapper calls

2.5.0

  • Add support for JavaTron 3.6 and Solidity compiler for ^0.5.4
  • Fix vulnerability with (unused) web3 and diff packages

2.3.16

  • Updates TronWeb to version 2.3.2

2.3.16

  • Updates TronWeb to version 2.3.2

2.3.15

  • Updates TronWeb to latest version which fixes issues with watch

2.3.1

  • Adds temporary logo.
  • Fix contract name during deployment

2.3.0

  • When a smart contract deploy fails, the error shows the url to get info about the failed transaction.

2.2.3

  • Resolve appended process after migrating.
  • Add better error messaging.
  • Fix issue with invalid origin_energy_limit.

2.2.2

  • Add parameter configuration by smart contract.

2.2.1

  • Add compatibility with JavaTron 3.2.

For more historic data, check the original repo at https://github.com/tronprotocol/tronbox