Changelog

January 2026

• Protocol

  • Validator operations: Blocking validators requests while processing logs (set isBadDepositRoot := false)

• Node App

  • Update: Updated node to the latest version (0.5.1)
  • Fix: Added transaction pool check before sending mass transactions (0.5.1)
  • Fix: Fixed macOS build issues (0.5.1)
  • Improve: Optimized validator list page performance (0.5.0)
  • Update: Added balance filter to validator list (0.5.0)

• Releases

  • Released Mainnet Version 23 (January 14, 2026)
  • Released New Node App Version 0.5.1 beta (January 14, 2026)
  • Released New Node App Version 0.5.0 beta (January 2, 2026)

December 2025

• Protocol

  • Era fixes: Fixed era root

• CI/CD

  • Updated GitLab CI configuration

November 2025

• Protocol

  • Debug improvements: Fixed debug.traceTransaction

• Explorer

  • Added support for smart contract transactions with calls

• CI/CD

  • Updated GitLab CI configuration

October 2025

• Protocol
  • Validator operations: Blocking validators requests while processing logs
  • Testing: Added tests for blocking validators requests while processing logs

September 2025

• Protocol

  • Configuration: Set ForkSlotUpValsPerSlot parameter
  • Performance optimizations: Optimized apply transaction

• Node App

  • Update: Updated node to the latest version (0.4.10)

• Releases

  • Released Mainnet Version 22 (September 4, 2025)
  • Released New Node App Version 0.4.10 beta (September 12, 2025)

August 2025

• Protocol

  • Performance optimizations: Optimized apply transaction performance, improved transaction processing
  • Configuration updates: Increased transaction pool size, increased validators per slot, set ForkSlotUpValsPerSlot parameter

• Explorer

  • Increased request limits to 200

June 2025

• Protocol

  • Test fixes: Fixed related tests

• Releases

  • Released Mainnet Version 21 (June 5, 2025)

May 2025

• Protocol

  • Exit optimization: Optimized exit process performance, improved exit handling
  • Transaction pool fixes: Fixed transaction pool lock, fixed block verification: block invalid height

• Releases

  • Released Mainnet Version 20 (May 26, 2025)
  • Released Mainnet Version 19 (May 23, 2025)
  • Released Mainnet Version 18 (May 23, 2025)
  • Released Mainnet Version 17 (May 12, 2025)

April 2025

• Protocol

  • Verifier improvements: Continued improvements to verifier unlock process

• Releases

  • Released Mainnet Version 16 (April 1, 2025)

March 2025

• Protocol

  • Verifier keystore: Initialize verifiers from verifiers-keystore directory, improved unlock process
  • Validator sync: Optimized handling and cleaned operations pool
  • Deactivation: Fixed deactivation save era and improved handling
  • API: Fixed GetOptimisticSpines current slot, improved time logs
  • Code quality: Fixed lint issues, tests, and imports
  • Added flag for gas limit force

• Node App

  • Update: Updated node to the latest version (0.4.9)
  • Fix: Fixed balance display issues (0.4.9)

• Explorer

  • Added top statistics for day, week, and month
  • Improved top statistics processing

• Releases

  • Released Mainnet Version 15 (March 6, 2025)
  • Released New Node App Version 0.4.9 beta (March 6, 2025)

February 2025

• Protocol

  • Synchronization: Improved sync process, fixed sync checks and spine handling, reset tips on start
  • Validator sync operations: Cleaned and optimized pool, added tests
  • Verifier keystore: Added validators keystore, fixed unlock logic
  • Testing: Tested reproduce effectiveBalance 31

• Node App

  • Update: Updated node to the latest version (0.4.8, 0.4.7)
  • Fix: Fixed monitoring system issues (0.4.7)
  • Fix: Fixed node status monitoring (0.4.7)

• Explorer

  • Added validator information
  • Fixed validator statistics for the last day
  • Added top statistics for day, week, and month

• Releases

  • Released Mainnet Version 13 (February 17, 2025)
  • Released Mainnet Version 12 (February 4, 2025)
  • Released New Node App Version 0.4.8 beta (February 17, 2025)
  • Released New Node App Version 0.4.7 beta (February 5, 2025)

January 2025

• Protocol

  • Synchronization: Improved sync process, refactored sync candidates and delayed blocks handling
  • Validator operations: Fixed verify deposit signature, added delegate rules, fixed activation/exit operations
  • Era and epoch: Improved epoch to era conversion, fixed tests, disabled writing era to database
  • EVM: Updated EVM implementation
  • Verifier rewards: Added verifier reward for linking
  • Base fee: Added base fee in transaction
  • Code quality: Updated comments, fixed tests

• Node App

  • New: Added filtering options for validators (0.4.6)
  • Update: Updated node to the latest version (0.4.6)
  • Fix: Fixed local node status checking (0.4.6)
  • Fix: Fixed gas price calculation per transaction (0.4.6)
  • Fix: Fixed monitoring system (0.4.6)

• Explorer

  • Disabled contract support

• Releases

  • Released Mainnet Version 11 (January 28, 2025)
  • Released Mainnet Version 10 (January 15, 2025)
  • Released Mainnet Version 9 (January 7, 2025)
  • Released New Node App Version 0.4.6 beta (January 28, 2025)

December 2024

• Protocol

  • Validator state: Fixed bad validators state, improved storage, added withdrawal operations validation
  • Synchronization: Synchronized non-canonical spines, optimized sync by spines, improved sync candidates
  • Transaction pool: Skip transactions from dropped account, added blocked address, improved cleanup
  • Fork and era: Fixed fork support, changed ForkSlotForValSyncProc configuration
  • Water allocation contract: Refactored and fixed water allocation contract
  • Code optimizations: Minor optimizations and GWAT improvements
  • Fixed transaction from field

• Node App

  • Fix: Fixed bulk validator status retrieval (0.4.5)
  • Update: Updated node to the latest version (0.4.4)

• Explorer

  • Updated title, favicon, and logo
  • Added unstaking information and percentages
  • Added percentages to table rows
  • Updated interface texts

• Releases

  • Released Mainnet Version 8 (December 13, 2024)
  • Released New Node App Version 0.4.5 beta (December 27, 2024)
  • Released New Node App Version 0.4.4 beta (December 24, 2024)

November 2024

• Protocol

  • Era: Improved era tests, fixed finding epoch's era and empty era handling
  • API: Added parent hash to block API, added fields and errors to API calls, fixed get validator error
  • Transaction pool: Reduced transaction pool parameters
  • Validator operations: Improved validator operations validation
  • Code quality: Fixed lint issues, potential panic, added license header

• Node App

  • New: Added support for testnet9 (0.4.3)
  • Fix: Fixed MetaMask data generation with delegate rules (0.4.3)
  • Update: Updated node to the latest version (0.4.3)

• Explorer

  • Updated title, favicon, and logo
  • Fixed circulating supply calculation

• Releases

  • Released Mainnet Version 7 (November 24, 2024)
  • Released New Node App Version 0.4.3 beta (November 14, 2024)

October 2024

• Protocol

  • Transaction pool fixes: Fixed transaction pool parameters and tests, removed increased transaction fees when the number of transactions are low
  • Block time fixes: Fixed block time by slot start
  • Test fixes: Fixed related tests

• Explorer

  • Optimized DAG block processing

• Releases

  • Released Mainnet Version 6 (October 30, 2024)

September 2024

• Protocol

  • EIP implementation: Implemented EIP 3860, added MCOPY and RANDOM opcodes
  • Validator operations: Added validator active era validation, fixed exit transaction validation
  • License: Added Apache License 2.0, added license scripts and documentation
  • Code cleanup: Removed hardcoded values, fixed lint issues and tests
  • Configuration: Updated default transaction pool configuration
  • Network: Fixed lost Gwat connections, optimized codebase
  • API: Added ability to retrieve information based on optimistic and full consensus
  • Hard fork: Testing and preparations for the upcoming hard fork are in full swing, ensuring a smooth transition

• Node App

  • New: Added global validator index display (0.4.2)
  • New: Added rewards amount display (0.4.2)
  • New: Added total rewards sum to validators table (0.4.2)
  • Improve: Optimized monitoring system performance (0.4.2)
  • Improve: Switched to native application close button (0.4.2)
  • Fix: Prevented multiple application instances from launching (0.4.2)
  • Update: Updated node to the latest version (0.4.2)

• Explorer

  • Added API for token supply information
  • Fixed statistic parameter types

• Bridge

  • Tested the Wanchain bridge integration on Testnet9, moving us closer to seamless cross-chain functionality

• CI/CD

  • Successfully completed three load tests that demonstrated Waterfall's ability to handle high transaction volumes and confirmed the network's robustness, scalability, and readiness for large-scale operations under peak conditions

• Releases

  • Released Mainnet Version 5 (September 5, 2024)
  • Released New Node App Version 0.4.2 beta (September 20, 2024)

August 2024

• Protocol

  • Transaction pool: Clear by checkpoint, cancel processing block transactions, disabled transaction gas limit validation
  • Validator operations: Fixed wat_validator_GetInfo API, improved validators cache, added ForkSlotValSyncProc
  • Delegation and rewards: Added verification deposit signature with delegate, fixed delegate data serialization, modified rewards
  • Synchronization: Check state when synchronizing, improved downloader logs, fixed sync issues
  • Code quality: Fixed tests, used constants, dropped debug logs

• Node App

  • New: Added support for delegate rules (0.4.1)
  • New: Added support for provider nodes (0.4.1)
  • Fix: Fixed local validators handling (0.4.1)
  • Improve: Improved water amount display precision (2 decimal places) (0.4.1)

• Explorer

  • Added user balance statistics
  • Fixed epoch calculations
  • Added local environment support

• Releases

  • Released Mainnet Version 4 (August 16, 2024)
  • Released New Node App Version 0.4.1 beta (August 12, 2024)

July 2024

• Protocol

  • Validator operations: Implemented versioned Validator, enabled extensions (DepositTxs, WithdrawalTxs, ExitTx), fixed validator processor
  • Validator sync: Fixed update balance, improved handling, added withdrawal from validator state address
  • Base fee: Added miner baseFee tolerance for transaction pool and transition validation
  • Network: Added network configuration updates and fixes
  • API: Added API wat.validator.getInfo params
  • Era: Added block hash to era
  • Gas price: Fixed gas price calculation and tests

• Node App

  • New: Added mainnet support (0.4.0)
  • Improve: Renamed terminology: Worker → Validator, Validator → Verifier (0.4.0)

• Explorer

  • Added user balance statistics
  • Optimized Redis operations
  • Removed PostgreSQL support, migrated to MongoDB and Redis
  • Improved watchers for blocks and validators
  • Optimized transaction recounting
  • Fixed build errors
  • Improved cache data saving

• Releases

  • Released Mainnet Version 3 (July 25, 2024)
  • Released Mainnet Version 2 (July 14, 2024)
  • Launched Mainnet, now open to public use
  • Released New Node App Version 0.4.0 beta (July 24, 2024)

June 2024

• Protocol

  • Era: Added parameter to use fixed era length, fixed transition period handling
  • Synchronization: Fixed sync download by hashes, optimistic spines, head sync checks
  • Tips and blocks: Fixed remove outdated tips, validate block slot
  • Validator: Improved get active validators, fixed validator storage
  • Consensus: Implemented no full consensus mode, added building info
  • Successfully passed load testing with 1.5 million validators on 6,200+ nodes
  • Added Fetcher with Slot and Era validation capabilities

• Explorer

  • Improved watchers for blocks and validators

• Releases

  • Launched testnet 9
  • Launched Mainnet (June 28, 2024)
  • Initiated mainnet launch for internal testing and verification before public release

May 2024

• Protocol

  • Security: Fixed inherited issues from Go-Ethereum, resolved deprecated elliptic curve cryptography, fixed Light Client and EVM issues
  • Block: Fixed verify block height, IsHibernateSlot, add tips on block insert
  • Performance: Optimized GetCreatorsBySlot, improved performance optimizations
  • EVM: Optimized MSTORE opcode, modernized internal opcode names, streamlined EVM implementation
  • Code: Fixed various errors and optimized code

• Node App

  • New: Automatic snapshot download when adding a new node (0.3.1, #11)
  • New: Snapshot download controls: pause, resume, and remove (0.3.1)
  • New: Worker import functionality (0.3.1, #12)
  • New: Worker and node removal functionality (0.3.1, #17)
  • New: Ability to add workers when node is stopped (0.3.1)
  • New: Node restart functionality (0.3.1)
  • New: Date parameter selection for snapshots (0.3.1)
  • New: Added automatic update on application start (0.3.2)
  • Improve: Display node path when removing a node (0.3.1)
  • Improve: Disabled worker action buttons when node is stopped (0.3.1)
  • Improve: Added monitoring data to application logs (0.3.1)
  • Improve: Improved optimistic consensus implementation (0.3.2)
  • Fix: Added validation for invalid mnemonic phrases during worker import (0.3.1, #63)
  • Fix: Fixed withdrawal form fields being cleared when switching windows (0.3.1, #36)
  • Fix: Fixed coordinator and validator peers connection (0.3.1)
  • Fix: Fixed worker addition process (0.3.1)
  • Update: Added P2P host IP configuration option (0.3.1)

• Explorer

  • Improved validator information retrieval

• Releases

  • Released New Node App Version 0.3.1 beta (May 13, 2024)
  • Released New Node App Version 0.3.2 beta (May 20, 2024)

April 2024

• Protocol

  • Finalization: Fixed prefix finalization fork, improved finalization handling
  • Block validation: Fixed check block body on fetch and start, fixed validation block body
  • Consensus: Fixed creator calculate height, improved consensus handling
  • Build: Fixed Bazel build issues, added Bazel support for GWAT
  • Security: Fixed P2P ping handling, fixed security bugs
  • Configuration: Added ignore checkpoints for different networks
  • Code quality: Reduced logs, fixed tests and vulnerabilities (Go 1.21.9)
  • Implemented ForkChoice with cache integration and optimization

• Node App

  • New: Windows application code signing (0.3.0, #13)
  • New: macOS application code signing (0.3.0, #44)
  • New: Updated application logo and icons (0.3.0, #49)
  • New: Added changelog page (0.3.0, #42)
  • New: Automatic update feature (0.3.0, #10)
  • New: Application version display in status bar (0.3.0, #10)
  • New: NAT traversal support (0.3.0)
  • New: Initial public release (0.2.0)
  • Improve: Reduced application bundle size (0.3.0, #44)
  • Improve: All errors are now saved to log file without alerts (0.2.1)
  • Fix: Fixed adding additional workers (0.3.0)
  • Fix: Fixed validator addition process (0.3.0)
  • Fix: Fixed validator status retrieval (0.2.1)

• Explorer

  • Added daily transaction count
  • Code optimization
  • Fixed transaction counting methods

• Releases

  • Released New Node App Version 0.2.0 beta (April 5, 2024)
  • Released New Node App Version 0.2.1 beta (April 10, 2024)
  • Released New Node App Version 0.3.0 beta (April 22, 2024)

March 2024

• Protocol

  • Hibernate mode: Implemented hibernate mode for block creation and validation
  • Validator operations: Fixed validate validator sync operation, empty block validation
  • BLS signature: Implemented BLS signature validation, fixed blst library issues
  • Fork: Implemented new fork support, updated delegate slot configuration
  • API: Added API wat.info
  • Added node storage optimization, introduced stake delegation, added secure cold wallet support

• Node App

  • Provided balance checking capabilities
  • Supported external SSDs for data storage
  • Allowed customization of node settings
  • Activated node to earn stake benefits and rewards

February 2024

• Protocol

  • Deposit signature: Added deposit signature validator, implemented BLS signature validation
  • Validator sync: Fixed handling ValidatorSync logs, fixed validator sync operation pool
  • Network: Added delegate slots configuration, updated network configuration
  • Transaction: Fixed receipt parse error log, fixed validation transaction by nonce
  • Block propagation: Fixed broadcast propagated block
  • Code cleanup: Refactored deprecated data and tests
  • Updated GWAT import process, introduced new workflow for log processing

• Explorer

  • Updated MongoDB migrations
  • Added error status for transactions
  • Fixed transaction filters
  • Optimized data migrations

• Bridge

  • Implemented GetTransactionByHash method for clients

January 2024

• Protocol

  • Delegation: Implemented delegation withdrawal, added delegating support for withdrawal and exit roles
  • Validator transaction logs: Refactored validator transaction log, implemented activate/deactivate functionality
  • Validator sync: Added versioned data for valSyncOp, fixed validator sync operation transaction failures
  • Network: Prepared optimizations for network switching, added network support
  • Error handling: Fixed DAG workLoop error handling, fixed linting issues
  • Implemented clean state mechanism for withdrawals

• Explorer

  • Added daily transaction count
  • Optimized Redis operations
  • Updated MongoDB migrations
  • Improved smart contract handling
  • Optimized DAG block processing
  • Improved code quality (linting)
  • Removed data compression
  • Fixed epoch calculations
  • Improved watchers for blocks and validators
  • Updated infrastructure (Docker, CI/CD)
  • Added WebSocket support for blocks
  • Added data refresh interval on transaction page
  • Fixed handling of non-existent data
  • Added Google Tag API integration
  • Fixed validator handling in Redis
  • Optimized block synchronization

• Wallet

  • Added Hetzner Cloud support
  • Introduced deposit service

December 2023

• Protocol

  • Delegation: Implemented delegating JavaScript support, added delegating transaction data processing
  • Validator operations: Implemented validator sync operation balance from coordinator
  • Transaction: Fixed contract transaction validation, fixed nonce issues
  • Genesis: Fixed init genesis addresses ordering, improved init genesis logs
  • Build: Fixed Bazel build issues
  • Load testing: Successfully processed nearly 2 million transactions across 1,589 blocks
  • Added processing of withdrawals on GWAT during sync, introduced 3-slot delay for finalization
  • Enabled delegation with JS support and transaction processing

• Explorer

  • Optimized Redis operations
  • Optimized DAG block processing
  • Improved watchers for blocks and validators

• Wallet

  • Added support for user data

• Bridge

  • Added CI token support
  • Added personal token support

• Releases

  • Launched testnet 8

November 2023

• Protocol

  • Code quality: Upgraded Go to version 1.20, fixed linting issues, removed LES support
  • DAG: Fixed get DAG hashes iteration limit, fixed DAG finalization
  • Database: Fixed consensus database issues
  • Fixed selection of parent block when forks occur, fixed rollback to checkpoint
  • Improved synchronization between Coordinating and Sharding networks
  • Resolved subscription issues related to pre-votes and attestations

• Explorer

  • Changed RPC provider

• Staking site

  • Fixed minor errors
  • Added descriptions to each section

October 2023

• Protocol

  • Checkpoint: Implemented rollback to last checkpoint when starting node, fixed set head functionality
  • Finalization: Fixed calculation of sequence of finalization, fixed delayed blocks handling
  • Synchronization: Refactored downloading mechanism, fixed downloader request errors
  • Validator: Fixed validator functionality, fixed IsValidatorAddress
  • Creator: Fixed get creators functionality, improved creator handling
  • Debug API: Added debug API: set head
  • Rollback to checkpoint when starting shard, optimized Merkle, parallel synchronization optimization

• Explorer

  • Added database indexes
  • Improved epoch handling

September 2023

• Protocol

  • Block creation: Added block signing functionality, unlocked account for creators
  • Block insertion: Fixed block insertion during era transition, added blockDAG to block insertion
  • Transaction pool: Optimized transaction pool move to processing
  • Synchronization: Fixed sync get hashes multi peers panic, improved block download optimization
  • Validator: Fixed validator peers not found issue, fixed get creators functionality
  • Code cleanup: Cleaned outdated tips, refactored code structure, renamed geth/ethereum references
  • Fixed validator peers, resolved CPU load issues, fixed panic issues in beacon-chain and p2p service

• Explorer

  • Added database indexes
  • Improved epoch handling

August 2023

• Protocol
  • Block creation: Created empty block when previous epoch has no blocks, fixed panic issues
  • Transaction: Fixed validators transaction fees, fixed API call with "pending" parameter, fixed gas estimation
  • Rewards: Implemented withdraw rewards functionality, added refunds of insufficient deposit
  • Optimization: Optimized multi-creators operations, optimized block downloads
  • Smart contract: Fixed smart contract deployment by Hardhat
  • Fixed Subnet Discovery and Peer Banning in coordinating network
  • Enhanced Synchronization between coordinating node and blockDAG node
  • Enabled Finalized Checkpoint-based State Preservation
  • Optimized Single Node Operation for generating multiple blocks per slot

July 2023

• Protocol

  • Synchronization: Fixed synchronization issues, extended FinalizationParams by SyncMode
  • Transaction: Added block hash and block number to processing transactions, fixed gas estimation
  • Checkpoint: Fixed checkpoint in new block, saved checkpoint for block creation
  • Validator: Added stake functionality, refactored to use state, fixed validator package tests
  • Finalization: Added finalizer tests, optimized spine state setting
  • Fixed coordinator <-> gwat syncing, improved optimistic consensus
  • Resolved issues with RC1 network, fixed transaction propagation errors
  • Improved and refactored DAG syncing, resolved era transition issues

• Explorer

  • Optimized Redis operations
  • Updated MongoDB migrations
  • Updated infrastructure (Docker, CI/CD)
  • Added basic authentication support
  • Fixed validator income calculations
  • Improved performance
  • Added genesis block support
  • Fixed APR calculations

June 2023

• Protocol

  • Bug fixes: Fixed bazel build
  • New features: Implemented prevote system (pool, execution, broadcasting, validation)
  • Delegation stake: Implemented delegate stake transaction processing and storage
  • Validator operations: Fixed validator tests, implemented exit before activation
  • Transaction pool: Added block hash to processing transactions, optimized removal
  • Synchronization: Fixed synchronization to set isSynced and freeze by checkpoint
  • Creator: Optimized creator add transactions, optimized DAG API
  • Rewards: Updated rewards calculation, updated stake and rewards system
  • MetaMask: Fixed MetaMask support
  • API: Transformed hex to number string for API
  • Tested and fixed rewards and penalties, improved exit/withdraw worker
  • Fixed coordinator <-> gwat syncing, added new RPC API

• Explorer

  • Improved validator and watcher handling
  • Optimized DAG block processing
  • Updated Web3 library
  • Fixed slot handling errors
  • Improved DAG transaction processing

• Staking site

  • Used the explorer API to display various statistics

• CI/CD

  • Build system: Increased used bazel version to 6.1.0, added prevote to bazel

May 2023

• Protocol

  • Block processing: Implemented new consensus forkchoice structs, validate finalization
  • New features: Implemented new consensus system with attestations collection
  • Synchronization: Fixed collect sync params, fixed sync process
  • Checkpoint: Refactored checkpoint usage and CRUD operations
  • Era: Refactored era implementation, fixed era creation
  • Performance: Optimized ancestor collection, removed stale blockDAGs
  • Validator: Fixed validator exit transaction, added API for DepositAddress
  • Block: Implemented new hashing mechanism for block body
  • Consensus: Merged consensus to subnetwork, fixed looping shuffle
  • Transaction pool: Fixed calculate slot base fee and transaction pool panic
  • Changed geth to gwat when building binaries
  • Improved coordinator <-> gwat sync

• Explorer

  • Added transaction status
  • Updated block information

• Wallet

  • Implemented new worker on/off boarding

• Bridge

  • Fixed tests

• CI/CD

  • Build system: Updated gwat era, added Bazel support for new consensus

April 2023

• Protocol

  • Block processing: Implemented dag_finalize for each slot, updated block struct, implemented reward creator of root beacon block
  • Bug fixes: Fixed api data, fixed validator sync lock withdrawal balance
  • New features: Implemented new consensus forkchoice structs and forks
  • Synchronization: Refactored synchronization between coordinator and gwat nodes
  • Transaction pool: Fixed transaction pool balance, optimized gas estimation
  • Checkpoint: Renamed checkpoint StartEpoch to FinEpoch
  • Subnetwork: Fixed ForkSlotSubnet checking, improved subnetwork handling
  • Creator: Improved creator logs and functionality
  • Implemented authorization for API gwat dag.getOptimisticSpines

• Wallet

  • Supported different count workers and price per provider

• CI/CD

  • Build system: Updated gwat checkpoint

March 2023

• Protocol

  • Block processing: Implemented dag finalization checkpoint param, updated finalization structs
  • Bug fixes: Fixed validator activation and sync
  • New features: Implemented dag finalization validator sync, implemented validator exit
  • Synchronization: Refactored gwat sync removed HeadSync
  • Validator sync: Fixed validator sync processing, added operation checking and tests
  • Validator operations: Fixed process exit operation, improved validator struct
  • Era: Implemented era system, added era support to protocol
  • Worker: Implemented worker onboarding and offboarding
  • Rewards: Added new rewards for coordinators, changed gasPrice for transactions

• Wallet

  • Refactored

• CI/CD

  • Generated new genesis

February 2023

• Protocol
  • Block processing: Implemented dag finalization filter duplicates, run in goroutine
  • New features: Implemented native deposit event support (no contract)
  • Synchronization: Refactored API removed dag_sync
  • Validator system: Added validators to gwat genesis and state, implemented validator storage and deposit
  • Consensus: Moved all consensus logic to separate package, refined shuffling mechanism
  • Token operations: Fixed token transaction identification, changed logic for verifying token address ownership
  • Block: Handle finalization in separate goroutine, use genesis timestamp for genesis block
  • Network: Clustering algorithm for Subnetworks, moved creators consensus from coordinator to gwat
  • Updated deposit CLI to use new spec transaction

January 2023

• Protocol

  • Block processing: Implemented block voting aggregation, refactored block voting Slot
  • Fork choice: Implemented fork choice support for finalization
  • BodyHash: Implemented BodyHash calculation, added body root to block structure
  • Subnetwork: Moved shuffle algorithm to gwat, added creators cache with tests
  • Synchronization: Fixed synchronization of non-finalized coordinated blocks
  • Metrics: Added delivery statistics with network support
  • Improved state calculation after finalization, enhanced clustering algorithm
  • Released version 0.6.5, version 0.7.0

• Explorer

  • Updated CI/CD configuration

• Wallet

  • Digital Ocean integration

• CI/CD

  • Improved automation for networks deploy to Digital Ocean

• Releases

  • v0.6.5
  • v0.7.0

December 2022

• Protocol

  • Bug fixes: Fixed get att ctx canceled
  • New features: Added mainnet with genesis.ssz
  • Finalization: Fixed finalization spine chain collection, improved spine sorting algorithm
  • Height calculation: Fixed height calculation during block creation and validation
  • Parent-ancestor: Fixed parent-ancestor validation, improved block validation
  • Build: Added contract binary building
  • Core clustering algorithm for Subnetworks, improved optimistic consensus, memory optimization

• Explorer

  • Improved smart contract handling
  • Added transaction validation

• Wallet

  • Hetzner Cloud integration

• CI/CD

  • Improved automation for networks deploy to Hetzner Cloud

November 2022

• Protocol

  • Block processing: Implemented separate finalization processing, cmp finalization with checkpoint
  • Bug fixes: Fixed head sync run err, fixed validation while attestation
  • Configuration: Added flag voting-required-slots, changed stake amount from 32 to 32k
  • New features: Added API syncSlotInfo
  • Subnetwork: Added subnetwork support in CLI and transaction pool, implemented broadcasting to specific subnets
  • Slot info: Implemented slot info functionality, added fork slot support
  • Synchronization: Fixed DAG sync no candidates issue, improved sync between coordinator and gwat
  • Transaction pool: Fixed transaction pool transaction stucking
  • Finalization: Fixed finalizer resetting last finalized number, enabled freezer functionality
  • Public statistics of validators for Subnetworks

• Explorer

  • Added smart contract support
  • Improved code quality (linting)
  • Added token and NFT support
  • Added transaction input decoding support
  • Added smart contract event support
  • Improved API request handling
  • Improved transaction information

• Wallet

  • Fixed bugs

• Bridge

  • Added support for multiple bootstrap nodes
  • Dynamic reconnect to network
  • Implemented tests (p2p)

• Node Client

  • Added monitoring node

• CI/CD

  • Improved automation for networks deploy to AWS

October 2022

• Protocol

  • Block processing: Implemented BlockVoting base functionality and execution, fixed BlockVoting state
  • Bug fixes: Fixed sync blocks batch, fixed proposer log, fixed validation of candidates
  • New features: Implemented validation of candidates by gwat, added lock proposing while sync
  • Synchronization: Improved sync functionality
  • Finalization: Separated finalization processing, fixed finalizer resetting last finalized number
  • DAG: Added DAG API for spine validation, fixed resync slot count, improved resync functionality
  • Transaction pool: Fixed nonce calculation bug, fixed transaction pool transaction stucking
  • Node initialization: Fixed initial tips loading, temporarily disabled creator verification
  • Implemented optimistic consensus, fixed disconnect gwat from coordinate node

• Wallet

  • Fixed bugs

• Bridge

  • Implemented pBFT consensus
  • Private key protection
  • Improved tests (monitoring, storage, client, host)

• CI/CD

  • Build system: Added CI build ID tracking, added version to CI, added Bazel build support

• Releases

  • v0.6

September 2022

• Protocol

  • Bug fixes: Fixed creators slot, fixed dag api, fixed dag.Sync off while sync
  • New features: Added head sync api, implemented head sync with gwat
  • Synchronization: Improved head sync functionality
  • Update block structure, improve DAG sync, sync coordinator and gwat nodes
  • Tests for txPool and processing, remove old consensus/clique, fix txpool

• Explorer

  • Improved smart contract handling
  • Updated Web3 library
  • Added token and NFT support
  • Added NFT transaction sorting support
  • Improved contract bytecode handling

• Wallet

  • Support for Easy tokens
  • Support for stable coin payment

• Bridge

  • Added support for Easy Tokens on backend
  • Private key storage
  • Refactored
  • Added binary protection
  • Fixed pending nonce
  • Fixed broadcast messages

• CI/CD

  • Build system: Updated gwat dependencies, added prysm-deposit to CI build, added CI configuration

• Releases

  • v0.5

August 2022

• Protocol

  • Bug fixes: Fixed creators assignment, fixed sort creators
  • New features: Implemented gwat rm Epoch, implemented spine-consensus
  • Synchronization: Improved spine-consensus
  • Receipts and market functions for Easy Token
  • Propagation block validation, add spines logic, support multi block creation
  • Change flag --mine to --create, use coordination consensus in gwat
  • Fix transactions broadcast, fix get block output, fix tips consistency
  • Fix invalid nonce, fix sync, fix default nonce in rpcTransaction
  • Fix ordering of finalization, fix empty dag hashes in admin.nodeInfo

• Explorer

  • Optimized Redis operations
  • Improved smart contract handling
  • Updated Web3 library
  • Added API documentation (Swagger)
  • Added token and NFT support
  • Fixed epoch calculations
  • Removed PostgreSQL support, migrated to MongoDB and Redis
  • Updated infrastructure (Docker, CI/CD)
  • Added Solidity compiler support
  • Added pagination support
  • Improved token handling by owner addresses
  • Added APIs for token and NFT operations
  • Improved token transaction handling
  • Added data caching support
  • Added transaction and block sorting support

• Wallet

  • AWS integration
  • Support for Easy tokens
  • Support for Water transactions
  • Contacts

• Bridge

  • Improved messages planner
  • Block queue
  • Users QA

• Node Client

  • Added API services to start node for wallet app

• Apps

  • Forked Remix app

• Web3js extend module

  • Support for Easy tokens

• CI/CD

  • Developed script to auto send generated tx
  • Setup automatisation for networks deploy to AWS

• Releases

  • v0.4

July 2022

• Protocol

  • Bug fixes: Fixed genesis
  • New features: Added Eth1DataRootWithHasher, implemented gwat consensus
  • Synchronization: Added tools/eth1voting add candidates
  • Fix mint and burn for Easy Token, tests for Easy Token
  • Rename minter to creator, improve txpool to prevent duplication
  • Implement genesis deposit contract, creators calculation
  • Use emulation coordination network for local development

• Explorer

  • Optimized Redis operations
  • Improved pagination
  • Removed PostgreSQL support, migrated to MongoDB and Redis
  • Updated infrastructure (Docker, CI/CD)
  • Improved latest block handling
  • Optimized batch data processing

• Wallet

  • Stripe integration
  • Added validator functions
  • KYC

• Bridge

  • Calculate nonce
  • Sync tests
  • Improved messages planner
  • Implemented tests (monitoring, signature, client, host)

• CI/CD

  • Build system: Fixed build issues, added gwat import

June 2022

• Protocol

  • Block processing: Implemented candidate and finalization blocks, implemented finalization DAG blocks, fixed non-empty create blocks, fixed DAG ordering
  • Testing: Test speed 6

• Explorer

  • Updated infrastructure (Docker, CI/CD)
  • Optimized transaction saving
  • Improved provider handling
  • Added timestamp-based block filtering
  • Improved transaction retrieval from blocks

• Wallet

  • Database design
  • MetaMask authentication

• Bridge

  • Messages planner
  • Connections pull
  • Improved logger
  • Implemented tests (client, types)
  • Signature implementation

May 2022

• Protocol

  • Major refactoring: Renamed main package from geth to gwat, removed secp256k1 library dependency
  • Bazel: Added Bazel support for building the project
  • Prysm: Added Prysm support for consensus
  • API: Fixed API transaction marshaling, fixed ethclient functionality
  • Node: Fixed node initialization with ReviseTips, improved header hashing
  • Released version 0.3.5, prepared version 0.4.0

• Explorer

  • Optimized Redis operations
  • Fixed build errors
  • Updated infrastructure (Docker, CI/CD)
  • Added block data caching
  • Added database migrations
  • Added timestamp and hash filtering support
  • Added filter component
  • Improved block value processing
  • Fixed Node.js version

• Bridge

  • Split block receiver and transactions handler
  • Fixed UI bugs

• Releases

  • v0.3
  • v0.3.5

April 2022

• Protocol

  • State caching: Implemented state cache mechanism
  • Node repair: Fixed node repair functionality during startup
  • Transaction: Refactored transaction handling in create and propagate operations
  • Code cleanup: Cleaned up logs, improved code organization
  • Released version 0.2.0

• Bridge

  • Refactored
  • Transactions monitoring
  • UI functions

March 2022

• Protocol

  • WRC-721: Completed WRC-721 token implementation with all methods
  • State calculation: Implemented state calculation during finalization, optimized chain explorer
  • Transaction: Fixed transaction receipts, fixed low nonce issues, fixed gas estimation
  • Block creation: Fixed broadcast blocks mechanism, fixed creator tips handling
  • Documentation: Added comprehensive documentation for token package
  • Test: Increased test slots up to 4, fixed DAG slots counting

• Bridge

  • Connected to networks
  • Implemented message types
  • Added ERC20 transaction catching
  • UI functions

February 2022

• Protocol

  • WRC-20 and WRC-721: Completed token implementation with full functionality
  • DAG synchronization: Fixed DAG synchronization issues, improved height calculation
  • Network: Added protocol versioning support, implemented request rate limiting
  • Development network: Created development network, added development network ID
  • Released version 0.3.0

• Explorer

  • Added daily transaction count
  • Improved pagination
  • Updated infrastructure (Docker, CI/CD)
  • Optimized batch data processing
  • Improved transaction handling
  • Optimized transaction synchronization
  • Improved block tree interface
  • Added responsive interface support
  • Changed provider URL
  • Added event support
  • Optimized transaction logic
  • Added transaction data caching
  • Limited block transactions to 10

• Bridge

  • UI functions
  • Implemented libp2p
  • Implemented core functionality

• Apps

  • Forked demo Aave app
  • Forked demo Curve app

• Releases

  • v0.2
  • v0.3.0

January 2022

• Protocol

  • Major refactoring: Refactored core components, protocol layer, Ethereum layer
  • WRC-20 and WRC-721: Implemented token standards with full functionality
  • DAG synchronization: Enhanced DAG sync API and real-time synchronization
  • Performance: Fixed memory leaks, reduced transaction cache size
  • Fixed finalization reset DAG mode, began v0.1.0 release cycle

• Bridge

  • Design phase
  • Investigated libp2p library

December 2021

• Protocol

  • DAG consensus: Implemented base DAG consensus mechanism and synchronization
  • DAG synchronization: Created DAG sync API, implemented real-time DAG chain synchronization
  • Mining: Fixed mining recommit mechanism, improved block height calculation
  • Block propagation: Added block existence checking, implemented state skipping for red blocks
  • Transaction: Fixed transaction receipt handling for finalized blocks
  • VM: Added BlockHeight to VM context, fixed data Set Head Beyond Root issues
  • Fixed logger time key collision, fixed contract deployment functionality

• Explorer

  • Improved pagination
  • Added initial blocks

• Apps

  • Forked demo Uniswap app

• Faucet

November 2021

• Protocol

  • Synchronization: Created main synchronization workflow, implemented real-time DAG chain synchronization
  • Finalized chain: Fixed finalized chain synchronization, improved finalization process
  • Block propagation: Enhanced block propagation mechanism, fixed block propagation issues
  • Mining: Fixed block number in mining, improved tips reorganization
  • Smart contract: Implemented contract deployment functionality
  • Network: Added option to start node without synchronization, fixed synchronization issues

• Explorer

  • Fixed WebSocket reconnection

• Releases

  • v0.1

October 2021

• Protocol

  • Finalization: Implemented block finalization system
  • DAG ordering: Implemented DAG ordering algorithm (Phantom)
  • Epoch and slot: Enhanced epoch and slot system with genesis epoch
  • Network: Enhanced block propagation across peers, implemented full block broadcasting
  • Mining: Improved mining stability, enhanced transaction assignment mechanism
  • API: Updated transaction API to use block number from finalized blocks
  • Fixed MetaMask compatibility issues with transaction RLP encoding

• Explorer

  • Optimized Redis operations
  • Updated Web3 library
  • Updated infrastructure (Docker, CI/CD)
  • Improved responsive layout
  • Added favicon
  • Added search component
  • Added back navigation component
  • Added transaction value conversion
  • Added block support
  • Fixed connection to Waterfall node
  • Added WebSocket provider support
  • Added local launch documentation
  • Added environment variable support
  • Improved WebSocket event handling

September 2021

• Protocol

  • Block structure: Redesigned block structure, removed block number dependency
  • BlockDAG: Implemented BlockDAG system with database CRUD operations
  • State management: Refactored tips code and state storage
  • Network: Implemented block synchronization between nodes, added handshake mechanism
  • Mining: Fixed mining period and tips handling, disabled voting mechanism
  • Updated node initialization and startup process

• Explorer

  • Improved pagination
  • Added transaction support
  • Added block page
  • Added blocks list
  • Added frontend
  • Set up WebSocket server
  • Added account requests
  • Added transaction requests
  • Refactored block requests
  • Started Express server
  • Initial commit

August 2021

• Protocol
  • ERC-20: Implemented ERC-20 token standard with full functionality
  • ERC-721: Implemented ERC-721 (NFT) token standard
  • Marketplace: Added marketplace functionality for NFTs
  • Updated block structure to support parent hashes
  • Added documentation for Token API and local node setup

July 2021

• Protocol
  • Initialized Waterfall project (WF initial commit)
  • Set up CI/CD pipeline infrastructure
  • Configured bootnode deployment and NAT traversal support
  • Started implementation of Easy tokens system
  • Added token transaction support and validation
  • Implemented token operation data structures
  • Changed consensus mechanism from Proof of Work (PoW) to enhanced Proof of Stake (ePoS)

June 2021

• Protocol
  • Forked Ethereum codebase as the foundation for Waterfall protocol
  • Designed architecture for Easy tokens system