Ecosyste.ms: Packages
An open API service providing package, version and dependency metadata of many open source software ecosystems and registries.
spack.io "gsl-library" keyword
gdl 0.9.9
A free and open-source IDL/PV-WAVE compiler. GNU Data Language (GDL) is a free/libre/open source ...2 versions - Latest release: about 2 years ago - 235 stars on GitHub