Released on August 11, 2017
Changelog:
- RPC: getblockstats, enhancements to getmininginfo, remove unused commands, add debug1-10 commands
- GUI: Prevent crash recv items list, toolbar align, remove unused menus, fix splash screen dismissal bug, allow copy paste for certain fields, TxList double click Message, remove Galaza, diagnostic screen fix, QT58 support, icons
- Dependencies: OpenSSL 1.1.0 support, C++11 support
- Translations: Lithuanian, Russian, Swedish and Chinese and various other languages
- Buffer overflow protection
- Remove dead code
- Neural Network: UTC timestamps
- Thread Safety: Added global lock
- High CPU Usage: Improved
- Staking: Removed repetetive block signing and 1 cent staking and reboot bug for beacons, updated beacons in memory after advertising, clearer stake messages, kernel improvements
- Log: Use more efficient log command
- Config File: Auto Backup
- ARM: Optimization to build
Downloads:
Windows: http://download.gridcoin.us/download/downloadstake/GridcoinResearch.msi
macOS: https://cryptocurrencytalk.com/topic/13139-os-x-builds-feedback-bug-reporting/?view=getnewpost
Linux: http://wiki.gridcoin.us/Linux_guide
Source: https://github.com/gridcoin/Gridcoin-Research
Website: https://gridcoin.us/#Downloads
Or, you can update Windows Qt client by simply selecting Upgrade QT Client -> Upgrade client
Thank you to our main developer Rob Halförd, 
Please join our Discord server (invite code: https://discord.gg/Bt4YHxJ) for a bridge to #gridcoin-discord on Freenode through #freenodebridge-irc on our Discord server!