t2-serial
Directly opens a terminal into Tessel 2's serial port shell (over USB). Works on Windows, macOS, and Linux.
npm install -g t2-serial
then:
$ t2-serial
INFO Connecting to Tessel...
Please press Enter to activate this console.
BusyBox v1.23.2 (2016-09-02 15:27:43 EDT) built-in shell (ash)
Tessel 2 / Built on OpenWrt
root@Tessel-02A34C9AB2FE:/# echo hi
hi
root@Tessel-02A34C9AB2FE:/#
License
MIT or Apache-2.0, at your option.