[OpenWrt Wiki] package: opkg
https://openwrt.org/packages/pkgdata/opkg05.12.2021 · Description: Lightweight package management system\\ opkg is the opkg Package Management System, for handling\\ installation and removal of packages on a system. It can\\ recursively follow dependencies and download all packages\\ necessary to install a particular package.\\ \\ opkg knows how to install both .ipk and .deb packages.\\ \\
[OpenWrt Wiki] Creating packages
https://openwrt.org/docs/guide-developer/packages24.07.2009 · Bundle source code with OpenWrt Makefile It is also possible to have the source code in the package/<packagename> directory. Often a ./src/ subdirectory is used. Examples: px5g , px5g-standalone Download override Bundled source code does not need overriding. You can download additional data from external sources.