Cook & Code

Blogs

• PlcCoder: Regularly updated with concise tips and tricks and some object oriented programming basics.
• AllTwinCAT: Regularly updated with various in-depth articles about everything related to TwinCAT development.
• Stefan Henneken: A lot of information on different object oriented design patterns in both German and English.
• Hemelix: A nice collection of tips and tricks for TcHMI, sometimes also with video.
• Contact and Coil: An excellent beginners tutorial for newcomers.
• Red Rock Controls: A few posts on design patterns in TwinCAT.
• Kassym Dorsel: Various articles and a series on TwinCAT Vision.
• WJB Automation Blog: Combining TwinCAT with Unity, a 3D graphics development platform.
• Toni Kucic: Various articles and speed tests for CODESYS.
• Jouke Aalvanger: Blog focussed on software development in the industrial automation world.
• Automate to live: Beautiful blog by Bram Gurdebeke who shared his automation knowledge.

Forums

• Beckhoff Community Support: Ask for support from the community.
• LinkedIn TwinCAT Forum: Support from your peers. You need to request an invite for this private forum.

YouTube/Videos

• Jakob Sagatowski: An excellent, extensive and free introduction into TwinCAT and more.
• Oleg Mueller: Tons of videos about TcHMI from the TcHMI Guru.
• Beckhoff official: Beckhoff’s own channel with many videos on the latest or upcoming products.
• Coding Bytes: Team members from Beckhoff Australia share videos which are primarily based on replies to support questions.
• Electrical Automation Hands-On: Excellent tutorials for Beckhoff, Siemens and Allen-Bradley PLC’s on PID’s, motion, vision and more.

Tools

• TcError: Functions and datatypes which describe TwinCAT errors.
• TcBlack: Open source opinionated auto formatter for TwinCAT structured text.
• STweep: Highly customizable paid auto formatter.
• TcUnit: Unit test library.
• TcOpen: A collection of standard TwinCAT components.
• TcMatrix: Library for matrix and vector operations for some of your linear algebra needs.
• TcTransform: Library for 3D coordinate system transformations.
• TcTemplate: A GitHub template repo for TwinCAT projects.
• TcUnits: TwinCAT library with aliases for units.
• TcControl: Library for PID control and signal filtering.
• Dynamic Collections: Library containing Lists, Queues, Maps and more.

Repos

• TwinCatChangeLog: Unofficial TwinCAT change log.
• TcLibraryVersions: Unofficial tracker for TwinCAT library versions.
• Beckhoff USA GitHub: A collection of TwinCAT and TcHMI example projects.
• Beckhoff HQ GitHub: Mainly TFxxxx sample projects.
• Awesome open source: List of open source GitHub repo’s.
• TwinCAT resources: Similar to this list, but with slight differences.