Area: Adopt and unadopt API.
Area: Memory allocation and deallocation.
Area: CI build infrastructure.
Area: Support for builds of specific targets.
Area: Compile-time features or attributes.
Area: Cycle detection and cycle busting.
Area: Source and library dependencies.
Area: Nightly features and compiler support/pinning.
Area: Packaging releases for distribution.
Area: Performance improvements and optimizations.
Area: Infrastructure for running an open source project.
Area: Rc smart pointer implementation.
Area: crates.io releases and version bumps.
Area: Security vulnerabilities and unsoundness issues.
Area: Compatibility with the latest from `Rc` in upstream `alloc` and `std`.
Area: Unsafe code, be careful when reviewing.
Category: Improvements or additions to documentation.
Category: New feature or request.
Category: Refactoring, cleanup, and quality improvements.
Category: Further information is requested.
Call for participation: Experience needed to fix: Easy / not much.
Call for participation: Experience needed to fix: Hard / a lot.
Call for participation: Help is requested to fix this issue.
Call for participation: Experience needed to fix: Medium / intermediate.
Call for participation: Writing correctness tests.
Target: Support for building on Linux (GNU / musl) targets.
Target: Support for building on macOS / Darwin targets.
Target: Support for building the `wasm32-unknown-emscripten` target.