Compatibility Matrix

TIA Portal Openness by Version

Comprehensive overview of all TIA Portal Openness API features supported across versions V16 to V21. Check what's available for your automation projects.

V16
2019
Legacy
V17
2021
V18
2022
V19
2023
V20
2024
V21
2025
Supported
Not supported

Project & General

FeatureV16V17V18V19V20V21
Create / Open / Save
Archive
Compile
MultiUser Engineering
Unique Object IDs

Blocks

FeatureV16V17V18V19V20V21
Import / Export
LAD Logic
FBD Logic
SCL Programming
Safety Blocks
Text Format LAD
SIMATIC Source Documents
DB Snapshots
Multilingual Comments

Tags

FeatureV16V17V18V19V20V21
Create / Import / Export
Rename Tags
Per-Device Access

HMI

FeatureV16V17V18V19V20V21
Screens / Tags / Alarms
HMI Unified
Dynamizations
Text Lists
Unified Edge RT

Online

FeatureV16V17V18V19V20V21
Download / Upload
Go Online
Comparison
VOT Download

Libraries

FeatureV16V17V18V19V20V21
Access
Create Types
Master Copy
NVT Workflows

VCI (Version Control)

FeatureV16V17V18V19V20V21
Connect
Sync
Export Workspace
SIMATIC Source Format
Git Integration (CI/CD)

Add-Ins

FeatureV16V17V18V19V20V21
Full Trust
Context Menu Icons
Language Aware
Install without Admin
Certificate Display

UMAC & User Management

FeatureV16V17V18V19V20V21
Functional Rights
UMC Users / Groups

SiVArc

FeatureV16V17V18V19V20V21
Unified Edge RT
YAML Layout Reuse
CFL Support

About This Matrix

This compatibility matrix is based on official Siemens TIA Portal Openness documentation. T-IA Connect automatically adapts to the available features of your installed TIA Portal version. Some features may require additional licenses or specific hardware.

Last updated: 2026-01-23