This project is still in development, but you can test it by downloading one of the binaries for your system from the bin folder. Rename the file for convenience into slack-term and create a slack-term.json file with the following contents in your home folder.

{
    "slack_token": "yourslacktokenhere"
}

Run slack-term:

$ ./slack-term

Usage

key	action
`i`	insert mode
`left`	move input cursor left
`right`	move input cursor right
`esc`	normal mode
`k`	move channel cursor up
`j`	move channel cursor down
`pg-up`	scroll chat pane up
`ctrl-b`	scroll chat pane up
`ctrl-u`	scroll chat pane up
`pg-down`	scroll chat pane down
`ctrl-f`	scroll chat pane down
`ctrl-d`	scroll chat pane down
`pg-down`	scroll chat pane down
`q`	quit