Install the OpenSSL on Debian based systems
sudo apt-get install openssl
Attempts to support the STM8 with OPENOCD, a standard hardware debugger front-end, and GDB, the GNU Debugger, was a long while in the making. Both OPENOCD and GDB are powerful tools that are often packaged by tool vendors (integrated in a turnkey IDE) or independently used by a community advanced users. Usuage examples for µCs often barely scratch the surface, don't mention testing procedures, modes of operation, or which features are supported.
Here is a list of features that worked so far:
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