# vkpurge > List or remove old kernel versions left behind by `xbps`. > The `version` arguments support shell globs. > More information: . - List all removable kernel versions (or those matching `version` if the argument is specified): `vkpurge list {{version}}` - Remove all unused kernels: `vkpurge rm all` - Remove kernel versions matching `version`: `vkpurge rm {{version}}`