argp-standalone : Standalone argp library for use with uclibc ( http://www.lysator.liu.se/~nisse/misc/ )
binutils-libs : Core binutils libraries (libbfd, libopcodes, libiberty) for external packages ( https://sourceware.org/binutils/ )
cracklib : Password Checking Library ( https://github.com/cracklib/cracklib/ )
csu : Darwin Csu (crt1.o) - Mac OS X 10.10 version ( http://www.opensource.apple.com/ )
db : Oracle Berkeley DB ( http://www.oracle.com/technology/software/products/berkeley-db/index.html )
e2fsprogs-libs : e2fsprogs libraries (common error and subsystem) ( http://e2fsprogs.sourceforge.net/ )
efivar : Tools and library to manipulate EFI variables ( https://github.com/rhinstaller/efivar )
fortify-headers : A standalone implementation of fortify source. ( http://git.2f30.org/fortify-headers/ )
freeipmi : Provides Remote-Console and System Management Software as per IPMI v1.5/2.0 ( https://www.gnu.org/software/freeipmi/ )
fts-standalone : Standalone fts library for use with musl ( https://dev.gentoo.org/~blueness/fts-standalone )
gdbm : Standard GNU database libraries ( https://www.gnu.org/software/gdbm/ )
glibc : GNU libc6 (also called glibc2) C library ( https://www.gnu.org/software/libc/libc.html )
gpm : Console-based mouse driver ( http://www.nico.schottelius.org/software/gpm/ )
gwenhywfar : A multi-platform helper library for other libraries ( http://www.aquamaniac.de/aqbanking/ )
itx-bind : the bind library for interix ( https://dev.gentoo.org/~mduft )
lib-compat : Compatibility C++ and libc5 and libc6 libraries for very old programs ( https://www.gentoo.org/ )
lib-compat-loki : Compatibility libc6 libraries for Loki games ( https://www.gentoo.org/ )
libaal : library required by reiser4progs ( https://sourceforge.net/projects/reiser4/ )
libacpi : A general purpose library for ACPI ( http://www.ngolde.de/libacpi.html )
libapparmor : Library to support AppArmor userspace utilities ( http://apparmor.net/ )
libavc1394 : library for the 1394 Trade Association AV/C (Audio/Video Control) Digital Interface Command Set ( http://sourceforge.net/projects/libavc1394/ )
libcap : POSIX 1003.1e capabilities ( http://www.friedhoff.org/posixfilecaps.html )
libcap-ng : POSIX 1003.1e capabilities ( https://people.redhat.com/sgrubb/libcap-ng/ )
libchipcard : Libchipcard is a library for easy access to chip cards via chip card readers (terminals) ( http://www.aquamaniac.de/aqbanking/ )
libcxx : New implementation of the C++ standard library, targeting C++11 ( http://libcxx.llvm.org/" # Very hackish, see $HOMEPAG )
libcxxrt : C++ Runtime from PathScale, FreeBSD and NetBSD ( https://github.com/pathscale/libcxxrt http://www.pathscale.com/node/265 )
libfaketime : Report faked system time to programs ( http://www.code-wizards.com/projects/libfaketime/ https://github.com/wolfcw/libfaketime/ )
libfreevec : Altivec enabled libc memory function ( http://freevec.org )
libhugetlbfs : easy hugepage access ( https://github.com/libhugetlbfs/libhugetlbfs )
libhx : Platform independent library providing basic system functions ( http://libhx.sourceforge.net )
libieee1284 : Library to query devices using IEEE1284 ( http://cyberelk.net/tim/libieee1284/index.html )
libixp : A stand-alone client/server 9P library including ixpc client ( http://libs.suckless.org/libixp )
libkudzu : Red Hat Hardware detection tools ( https://rhlinux.redhat.com/kudzu/ )
libmath++ : template based math library, written in C++, for symbolic and numeric calculus applications ( http://rm-rf.in/libmath%2B%2B/ )
libnih : Light-weight 'standard library' of C functions ( https://launchpad.net/libnih )
libomp : OpenMP runtime library for LLVM/clang compiler ( http://openmp.llvm.org )
libosinfo : GObject library for managing information about real and virtual OSes ( http://libosinfo.org/ )
libraw1394 : library that provides direct access to the IEEE 1394 bus ( https://ieee1394.wiki.kernel.org/ )
librtas : A set of libraries for userspace access to RTAS on the PowerPC platform(s) ( http://sourceforge.net/projects/librtas/ )
libseccomp : high level interface to Linux seccomp filter ( https://github.com/seccomp/libseccomp )
libselinux : SELinux userland library ( https://github.com/SELinuxProject/selinux/wiki )
libsemanage : SELinux kernel and policy management library ( https://github.com/SELinuxProject/selinux/wiki )
libsepol : SELinux binary policy representation library ( https://github.com/SELinuxProject/selinux/wiki )
libservicelog : Provides a library for logging service-related events ( http://linux-diag.sourceforge.net/servicelog/ )
libsmbios : Provide access to (SM)BIOS information ( http://linux.dell.com/libsmbios/main/index.html )
libspe2 : A wrapper library to adapt the JSRE SPU usage model to SPUFS ( http://sourceforge.net/projects/libspe )
libstatgrab : A tool to provide access to statistics about the system on which it's run ( http://www.i-scream.org/libstatgrab/ )
libstdc++-v3 : Compatibility package for running binaries linked against a pre gcc 3.4 libstdc++ ( https://gcc.gnu.org/libstdc++/ )
libstdc++-v3-bin : Compatibility package for running binaries linked against a pre gcc 3.4 libstdc++ ( https://gcc.gnu.org/libstdc++/ )
libtermcap-compat : Compatibility package for old termcap-based programs ( http://www.catb.org/~esr/terminfo/ )
libtrash : Provides a trash can by intercepting certain calls to glibc ( http://pages.stern.nyu.edu/~marriaga/software/libtrash/ )
libudev-compat : Wrapper around libudev.so.1 for packages needing the old libudev.so.0 ( http://gentoo.org/ )
libunwind : Portable and efficient API to determine the call-chain of a program ( http://savannah.nongnu.org/projects/libunwind )
libutempter : Library that allows non-privileged apps to write utmp (login) info, which need root access ( http://altlinux.org/index.php?module=sisyphus%26package=libutempter )
libvpd : Library implementation for listing vpds ( http://sourceforge.net/projects/linux-diag/ )
libxcrypt : A replacement for libcrypt with DES, MD5 and blowfish support ( http://packages.debian.org/sid/libxcrypt1 )
lrmi : library for calling real mode BIOS routines under Linux ( http://www.sourceforge.net/projects/lrmi/ )
lwp : Light weight process library (used by Coda). This is NOT libwww-perl ( http://www.coda.cs.cmu.edu/ )
mars : Multicore Application Runtime System ( ftp://ftp.infradead.org/pub/Sony-PS3/mars/ )
mtdev : Multitouch Protocol Translation Library ( http://bitmath.org/code/mtdev/ )
musl : Lightweight, fast and simple C library focused on standards-conformance and safety ( http://www.musl-libc.org/ )
ncurses : console display library ( https://www.gnu.org/software/ncurses/ http://dickey.his.com/ncurses/ )
newlib : Newlib is a C library intended for use on embedded systems ( http://sourceware.org/newlib/ )
nss-db : Allows important system files to be stored in a fast database file rather than plain text ( https://sources.redhat.com/glibc/ )
nss-usrfiles : NSS module to read passwd/group files from CoreOS /usr location ( https://github.com/coreos/${MY_PN} )
nss_wrapper : A wrapper for the user, group and hosts NSS API ( https://cwrap.org/nss_wrapper.html )
ntdb : A not-so trivial keyword/data database system ( http://tdb.samba.org/ )
openhpi : Open source implementation of the Service Availability Forum (SAF) Hardware Platform Interface (HPI) ( http://www.openhpi.org/ )
openipmi : Library interface to IPMI ( http://sourceforge.net/projects/openipmi/ )
pam : Linux-PAM (Pluggable Authentication Modules) ( http://www.linux-pam.org/ https://fedorahosted.org/linux-pam/ )
pwdb : Password database ( https://packages.gentoo.org/package/sys-libs/pwdb )
readline : Another cute console display library ( http://cnswww.cns.cwru.edu/php/chet/readline/rltop.html )
rvm : Recoverable Virtual Memory (used by Coda) ( http://www.coda.cs.cmu.edu/ )
slang : A multi-platform programmer's library designed to allow a developer to create robust software ( http://www.jedsoft.org/slang/ )
suacomp : library wrapping the interix lib-c to make it less buggy ( http://suacomp.sf.net )
system-config-base : system-config-* layout package ( https://www.gentoo.org/ )
tdb : A simple database API ( http://tdb.samba.org/ )
timezone-data : Timezone data (/usr/share/zoneinfo) and utilities (tzselect/zic/zdump) ( http://www.iana.org/time-zones http://www.twinsun.com/tz/tz-link.htm )
uclibc : C library for developing embedded Linux systems ( http://www.uclibc.org/ )
uid_wrapper : A wrapper to fake privilege separation ( https://cwrap.org/uid_wrapper.html )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a gentoo
For Paludis use this rsync : rsync://gentoo.zugaina.org/gentoo-portage
If you have a problem : ycarus(-at-)zugaina.org