Tool I used to make Text Invaders. Might upload it in the future when I feel confident enough. Unlikely
Use the middle mouse button to bring up the characters and use the left mouse button to draw. Press left and right at the same time to output the screen data to a string. From there you can copy the string and integrate it into your own program.
Block Drawing characters were added to the font between 0x80 and 0x9f. They cannot be used without the functions and sprite data from fontdraw (Specifically gprints()). The rest can be used by simply using print()