namespace(name) - phpMan

Test2::Formatter (3pm) - Namespace for formatters.
CORE (3pm)           - Namespace for Perl's core routines
gitnamespaces (7)    - Git namespaces
ip-netns (8)         - process network namespace management
lsns (8)             - list namespaces
namespace.conf (5)   - the namespace configuration file
newgidmap (1)        - set the gid mapping of a user namespace
newuidmap (1)        - set the uid mapping of a user namespace
nsenter (1)          - run program with namespaces of other processes
pam_namespace (8)    - PAM module for configuring namespace for a session
setns (2)            - reassociate thread with a namespace
systemd-nspawn (1)   - Spawn a namespace container for debugging, testing and...
unshare (1)          - run program with some namespaces unshared from parent
XML::NamespaceSupport (3pm) - a simple generic namespace support class