libc++1-12

LLVM C++ Standard library

libc++ is another implementation of the C++ standard library.

gobjc-13-x86-64-linux-gnu

GNU Objective-C compiler for the x86_64-linux-gnu architecture

This is the GNU Objective-C compiler for the x86_64-linux-gnu architecture, which compiles Objective-C on platforms supported by the gcc compiler. It uses the gcc backend to generate optimized code.

liburi-ocaml

RFC3986 URI/URL parsing library in OCaml (runtime)

This is an OCaml implementation of the RFC3986 specification for parsing URI or URLs.

libdomain-publicsuffix-perl

module for parsing a domain to determine the public suffix

Domain::PublicSuffix utilizes the "effective_tld_names.dat" provided by Mozilla as a way to effectively reduce a fully qualified domain name down to the absolute root. The Mozilla PublicSuffix file is an open source, fully documented format that shows absolute root TLDs, primarily for Mozilla's browser products to be able to determine how far a cookie's security boundaries go.

libstdc++-12-pic-mips64-cross

GNU Standard C++ Library v3 (shared library subset kit) (mips64)

This is used to develop subsets of the libstdc++ shared libraries for use on custom installation floppies and in embedded systems.

pebble

ACME (RFC 8555) test-only server

Pebble is a miniature version of Boulder (https://github.com/letsencrypt/boulder) that can assist in the development and testing of ACME clients against the standard without having to setup a full production-capable ACME server.