Whoah, the first one! A day ago (April 8, 2021), GNU released version 10.3.0 of GCC, and here is it, one day later, avr-gcc build is done!

This build comes with the following features:

  • GCC version 10.3.0
  • EXPERIMENTAL: Added avr-libstdc++. FINALLY!!!

Big thanks to modm team for providing avr-libstdc++!

You can download avr-gcc 10.3.0 by clicking on the button below. Thanks!

Categories: AVRReleases


A junior open-source developer on GitHub (github.com/LumitoLuma) and owner of this website (www.lumito.net). His favorite programming language is C++, followed by C, C# and Java.


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