https://slackbuilds.org/result/?search=qgis
SlackBuilds.org
SlackBuilds.org - SlackBuild Script Repository
slackbuilds
https://sbopkg.org/
sbopkg : the slackbuilds.org package browser
Dialog-based tool to interact with the SlackBuilds.org repository
slackbuildspackagebrowser
https://harrier.slackbuilds.org/
harrier.slackbuilds.org
harrierslackbuilds