Where do I find older versions of Teensyduino - TeensyUser/doc GitHub Wiki

Old versions of Teensyduino can be downloaded using the link https://www.pjrc.com/teensy/td_xxx/, where xxx is the Teensyduino version. Examples:

• Teensyduino 1.38: https://www.pjrc.com/teensy/td_138/
• Teensyduino 1.51: https://www.pjrc.com/teensy/td_151/
• etc