Awesome

Sizer - Win32/64 executable size report utility

See project page for a description.

Changelog here.

Originally based on code by Fabian "ryg" Giesen.

Other similar tools:

• SizeBench from Microsoft.
• Bloaty McBloatface for ELF (Linux) / Mach-O (Mac) binaries.
• SymbolSort for Win32/PDB binaries.

License of the tool itself is public domain. Source contains third party code:

• BSD-licensed MolecularMatters/raw_pdb PDB library (rev 74b2b97, 2023 Jul 28).
• CC0-licensed jibsen/parg command line parser.