Build extra tools (clangd, clang-tidy and a few more)

Packages describing “extra” as local USE flag

Package “extra” Flag Description
sys-devel/clang Build extra tools (clangd, clang-tidy and a few more)
dev-php/pecl-event Add support of the Libevent extra API
media-fonts/noto Install full upstream font set including condensed, semi-bold, extra-light variants
app-text/texlive Add support for extra TeXLive packages
app-i18n/rime-data Install extra packages
media-video/pipewire Build pw-cat/pw-play/pw-record
sys-block/f3 Build the additional f3probe, f3brew and f3fix utility (requires sys-block/parted and virtual/udev)

All packages providing a “extra” USE flag (4)