WinCC OA Topics

See all  
WinCC OA + Tiger Data

23.04.2026

WinCC OA Selects TimescaleDB as Its Standard Time-Series Database

We are excited to announce that ETM professional control GmbH, A Siemens Company, has selected TimescaleDB as the default time-series database for SIMATIC WinCC Open Architecture.

22.01.2026  | News

WinCC OA Developer Days 2026

Vienna, Austria · 20 and 21 May 2026
WinCC Open Architecture V3.21

17.12.2025  | News

WinCC Open Architecture V3.21 now available

WinCC OA World - SiemensID

5.11.2025  | News

WinCC OA World now with Siemens ID Login

We are pleased to announce that we are switching our login system to Siemens ID!
WinCC OA License Portal

6.10.2025  | News

New WinCC OA License Portal launched on October 21st, 2025

We are pleased to inform you that managing your SIMATIC WinCC Open Architecture licenses will now…

Downloads & Support
Additional information