Download Tabbles 3.1
Requirements: Microsoft Windows Vista/7/8/8.1/ 10 and an internet connection (for the “Cloud” mode) or Sql Server 2008 or above (for the “LAN” mode). The free version, called Microsoft Sql Server Express, works just fine fine.
Legacy versions (2.4.x)
Tabbles 2.4.12: download the installer here.