Really?, it&#x27;s pretty easy in my opinion on Debian&#x2F;Ubuntu at least.<p>I just installed gcc and use openocd to program.<p>I&#x27;m fairly sure I just did &quot;sudo apt-get install gcc-arm-none-eabi&quot; for the compiler.<p><a href="http:&#x2F;&#x2F;libopencm3.org&#x2F;wiki&#x2F;Main_Page" rel="nofollow">http:&#x2F;&#x2F;libopencm3.org&#x2F;wiki&#x2F;Main_Page</a> is worth looking at too, in case you haven&#x27;t seen it.