MSVC 2017, x86 and x64
- curl (https://github.com/curl/curl.git, curl-7_61_0)
- XML parser library: expat (https://github.com/libexpat/libexpat.git, R_2_2_6)
- pthread-win32: ptw (https://github.com/vancegroup-mirrors/pthreads-win32.git, v-2-9-1-release)
- Python 3.9: python (https://github.com/python/cpython.git, v3.9.13)
- Ruby 2.7: ruby (https://github.com/ruby/ruby.git, v2_7_4)
- Compression library: zlib (https://github.com/madler/zlib.git, v1.2.11)
- openssl (https://github.com/openssl/openssl.git, OpenSSL_1_1_1k)
- libpng (https://github.com/glennrp/libpng, v1.6.37)
Download URL: https://www.klayout.org/downloads/klayout-bits-4.0.zip
Download URL minimum version for PyPI deployment: https://www.klayout.org/downloads/klayout-microbits-4.0.zip