- Teensyduino 1.53 supports Arduino versions 1.8.5 and 1.8.9 and 1.8.11 and 1.8.12 and 1.8.13.
- Future versions of Teensyduino will drop support for Arduino 1.8.11
- On Windows, the Arduino installer and ZIP are supported, but the "app" is not.
- Windows 10 provides much better USB support than Windows 7, 8 & XP.
- On Linux, PJRC tests X86 & AARCH64 on Ubuntu and ARM32 on Raspbian. Other distros may work, but are not supported.