ALTER_LANGUAGE (7)   - change the definition of a procedural language
awk (1)              - pattern scanning and processing language
bc (1)               - An arbitrary precision calculator language
CREATE_LANGUAGE (7)  - define a new procedural language
Date::Language (3pm) - Language specific date formating and parsing
Date::Language::Bulgarian (3pm) - localization for Date::Format
Date::Language::Hungarian (3pm) - Magyar format for Date::Format
DROP_LANGUAGE (7)    - remove a procedural language
gawk (1)             - pattern scanning and processing language
hosts_options (5)    - host access control language extensions
HTML::Template (3pm) - Perl module to use HTML-like templating language
I18N::LangTags (3perl) - functions for dealing with RFC3066-style language tags
I18N::LangTags::Detect (3perl) - detect the user's language preferences
I18N::LangTags::List (3perl) - - tags and names for human languages
ksh93 (1)            - KornShell, a command and programming language
locale (7)           - description of multilanguage support
Locale::Codes::LangExt (3perl) - standard codes for language extension identi...
Locale::Codes::LangFam (3perl) - standard codes for language extension identi...
Locale::Codes::Language (3perl) - standard codes for language identification
Locale::Codes::LangVar (3perl) - standard codes for language variation identi...
Locale::Language (3perl) - standard codes for language identification
Mail::SpamAssassin::Plugin::TextCat (3pm) - TextCat language guesser
mawk (1)             - pattern scanning and text processing language
ModPerl::CScan (3pm) - scan C language files for easily recognized constructs.
nawk (1)             - pattern scanning and processing language
nl_langinfo (3)      - query language and locale information
perl (1)             - The Perl 5 language interpreter
perl5.20.2 (1)       - The Perl 5 language interpreter
perlfaq7 (1)         - General Perl Language Issues
perlxs (1)           - XS language reference manual
python (1)           - an interpreted, interactive, object-oriented programmi...
python2 (1)          - an interpreted, interactive, object-oriented programmi...
python2.7 (1)        - an interpreted, interactive, object-oriented programmi...
python3 (1)          - an interpreted, interactive, object-oriented programmi...
python3.4 (1)        - an interpreted, interactive, object-oriented programmi...
python3.4m (1)       - an interpreted, interactive, object-oriented programmi...
python3m (1)         - an interpreted, interactive, object-oriented programmi...
Regexp::Common::lingua (3pm) - - provide regexes for language related stuff.
ruby (1)             - Interpreted object-oriented scripting language
ruby2.1 (1)          - Interpreted object-oriented scripting language
struct_usb_gadget_strings (9) - a set of USB strings in a given language
Text::WrapI18N (3pm) - Line wrapping module with support for multibyte, fullw...
vmsish (3perl)       - Perl pragma to control VMS-specific language features