A collection of the DevPaks for Dev-C++ that I maintain:
zlib
libpng
GMP
MPFR
wxWidgets
GNU C Library Reference
Cpp_manpages
FANN
Expat
PCRE
libtiff
libjpeg
JBIG-KIT
CONIO
libprimesieve
liblzma_xz_utils
OpenSSL