Thread::Specific - goto metacpan;

Thread::Specific was first released with perl 5.005 (1998-07-22) and removed from v5.9.5 (2007-07-07)
Perl version Module version
v5.9.4 (2006-08-15) 1.00
v5.9.3 (2006-01-28) 1.00
v5.9.2 (2005-04-01) 1.00
v5.9.1 (2004-03-16) 1.00
v5.9.0 (2003-10-27) 1.00
v5.8.9 (2008-12-14) 1.00
v5.8.8 (2006-01-31) 1.00
v5.8.7 (2005-05-30) 1.00
v5.8.6 (2004-11-27) 1.00
v5.8.5 (2004-07-19) 1.00
v5.8.4 (2004-04-21) 1.00
v5.8.3 (2004-01-14) 1.00
v5.8.2 (2003-11-05) 1.00
v5.8.1 (2003-09-25) 1.00
v5.8.0 (2002-07-19) 1.00
v5.7.3 (2002-03-05) 1.00
v5.6.2 (2003-11-15)
v5.6.1 (2001-04-08)
v5.6.0 (2000-03-22)
5.00504 (2004-02-23)
5.00503 (1999-03-28)
5.005 (1998-07-22)