ABI-connectivity-data : Connectivity data from the Allen Mouse Brain data portal ( https://github.com/IBT-FMI/ABI-connectivity-data_generator )
ABI-expression-data : Gene expression data form the Allen Mouse Brain data portal ( https://github.com/IBT-FMI/ABI-expression-data_generator )
ANGLE-bin : CDS prediction overcoming sequencing errors in unfinished cDNA ( http://bioinformatics.cenargen.embrapa.br/portrait/download )
AlignGraph : Reference-genome-assisted asssembly of contigs/scaffolds using PE reads ( https://github.com/baoe/AlignGrap )
BBmap : Short read aligner, K-mer-based error-correct and normalize, FASTA/Q tool ( https://sourceforge.net/projects/bbmap/ )
BEP032tools : Conversion and validation tools for BEP 032 ( https://github.com/INT-NIT/BEP032tools )
BRAKER : Gene prediction based on RNA-Seq using GeneMark-ET and AUGUSTUS ( https://github.com/Gaius-Augustus/BRAKE )
BRANCH : Extend partial transcripts with sequence from other reads or genomic contigs ( https://github.com/baoe/BRANCH )
CAT : Codon usage bias (composition) and its statistical significance ( https://bigd.big.ac.cn/tools/cat )
FLASH : Paired-end mates merge from fragments ( https://sourceforge.net/projects/flashpage/ )
Fastaq : Manipulate FASTA/Q, GFF3, EMBL, GBK files with API for developers ( https://github.com/sanger-pathogens/Fastaq )
GAL : Genome Annotation Library (incl. fasta_tool) ( https://github.com/The-Sequence-Ontology/GAL )
IMAGE : Iterative Mapping and Assembly for Gap Elimination using paired-end Illumina ( https://sourceforge.net/apps/mediawiki/image2 )
KING : Check family relationship and infer population structure ( https://kingrelatedness.com )
KaKs_Calculator : Calculate nonsynonymous (Ka) and synonymous (Ks) substitution rates ( HOMEPAGE=" )
LINKS : Scaffold genome assemblies by Chromium/PacBio/Nanopore reads ( https://github.com/bcgsc/LINKS )
MaSuRCA : de Bruijn and OLC assembler for Sanger, Roche 454, Illumina, Pacbio, Nanopore ( http://www.genome.umd.edu/masurca.htm )
MeV : Multiple experiment Viewer for genomic data analysis ( https://sourceforge.net/projects/mev-tm4/ )
MochiView : Genome browser and analysis ( https://www.johnsonlab.ucsf.edu/mochi.html )
MuSeqBox : Parse and filter BLAST output into tab-delimited file ( http://brendelgroup.org/bioinformatics2go/MuSeqBox.php )
NGSEPcore : NGSEP (CNV and indel discovery) ( https://sourceforge.net/p/ngsep/wiki/Hom )
NGSEPcore-bin : NGSEP (CNV and indel discovery) ( https://sourceforge.net/p/ngsep/wiki/Hom )
ONTO-PERL : Manipulates OBO- and OWL-formatted ontologies (like the Gene Ontology) ( https://metacpan.org/release/ONTO-PERL )
ParaAT : Create multiple protein-coding DNA alignments and back-Translation ( http://cbb.big.ac.cn/softwar )
RAILS : Cobbler and RAILS scaffolding tools acting on SAM streams ( https://github.com/bcgsc/RAILS )
Rcorrector : Error correction for Illumina RNA-seq reads ( https://github.com/mourisl/Rcorrector )
SEECER : SEquence Error Corrector for RNA-Seq reads ( http://sb.cs.cmu.edu/seecer/ )
SPAdes : De novo de Bruijn genome assembler overcoming uneven coverage ( https://cab.spbu.ru/software/spades )
SSAKE : Short-read trimmer, OLC assembler, scaffolder in PERL using the 3'-most k-mers ( http://www.bcgsc.ca/platform/bioinfo/software/ssake )
SnpEff : SnpEff, SnpSift: Annotate SNP changes and predict effect in HGVS-compliant VCF ( https://pcingola.github.io/SnpEff/ )
SolexaQA : Analyze and trim single-end and paired-end reads, show quality statistics ( https://sourceforge.net/projects/solexaqa )
TransDecoder : Extract ORF/CDS regions from FASTA sequences ( https://github.com/TransDecoder/TransDecoder/wiki )
VarScan : Variant detection (germline, multi-sample, somatic mutations, CNA, SNP calls) ( http://varscan.sourceforge.net/ )
VarScan-bin : Variant detection (germline, multi-sample, somatic mut., CNA), SNP ( http://dkoboldt.github.io/varscan )
VelvetOptimiser : Optimise Velvet sequence assembler ( https://vicbioinformatics.com/software.velvetoptimiser.shtml )
YASRA : Yet Another Short Read Assembler aligning to a reference using LASTZ ( http://www.bx.psu.edu/miller_lab/ )
abacas : Order and orientate DNA contigs even via 6-frame protein alignments ( https://abacas.sourceforge.net )
act-bin : DNA contig sequence comparison tool supplementing Artemis ( https://www.sanger.ac.uk/science/tools/artemis-comparison-tool-act )
afni : Advanced Normalitazion Tools for neuroimaging ( http://stnava.github.io/ANTs/ )
aghermann : A sleep-research experiment manager, EDF viewer and Process S simulator ( http://johnhommer.com/academic/code/aghermann )
align_to_scf : View trace information at a given position missing from Roche .ace files ( http://genome.imb-jena.de/software/roche454ace2caf )
angsd : Population genetics analysis package ( http://www.popgen.dk/angsd )
ants : Advanced Normalitazion Tools for neuroimaging ( https://stnava.github.io/ANTs/ )
arcs : Scaffold genome sequence assemblies by Chromium/PacBio/Naopore reads ( https://github.com/bcgsc/arcs )
assembly-stats : Assembly statistics (min, max, sum, N50, N90, count gaps and Ns) ( https://github.com/martinghunt/assembly-stats )
bam-readcount : Count DNA sequence reads in BAM files and other statistics calculations ( https://github.com/genome/bam-readcount )
bambus : Scaffolding Polymorphic Genomes and Metagenomes, a part of AMOS bundle ( HOMEPAGE=" )
bamql : Extract reads from BAM files ( https://github.com/BoutrosLaboratory/bamq )
barrnap : Predict Bacterial and Archaeal rRNA genes and output in GFF3 format ( https://github.com/tseemann/barrnap )
beagle : Genotype calling/phasing, imputation of ungenotyped markers ( https://faculty.washington.edu/browning/beagle/beagle.html )
beaglecall : Simultaneous genotype calling and haplotype phasing for unrelated individuals ( https://faculty.washington.edu/browning/beaglecall/beaglecall.html )
bedops : Manipulate BED file (alternative to bedtools) ( http://bedops.readthedocs.i )
bidsschematools : A Python library for working with the BIDS schema ( https://github.com/bids-standard/bids-specification )
biobambam2 : Tools for bam file processing (using libmaus2) ( https://gitlab.com/german.tischler/biobambam )
bismark : Map bisulfite converted sequence reads and cytosine methylation states ( https://www.bioinformatics.babraham.ac.uk/projects/ )
brat : Bisulfite-treated Reads Analysis Tool (short read mapper) ( http://compbio.cs.ucr.edu/brat/ )
brat_bw : Bisulfite-aware short read mapper, FM-index, no InDel support ( http://compbio.cs.ucr.edu/brat/ )
brat_nova : Bisulfite-aware short read mapper, FM-index, accepts 1 InDel/read, local align ( http://compbio.cs.ucr.edu/brat/ )
brkraw : Fast and easy statistical learning on NeuroImaging data ( https://github.com/BrkRaw/brkraw )
bru2nii : Converts Bruker ParaVision MRI data to the NIfTI file format ( https://github.com/neurolabusc/Bru2Nii )
bruker2nifti : Medical image converter, from raw Bruker ParaVision to NIfTI ( https://github.com/SebastianoF/bruker2nifti )
btl_bloomfilter : BTL C/C common bloom filters ( https://github.com/bcgsc/btl_bloomfilter )
bx-python : Library for rapid implementation of genome scale analyses ( https://github.com/bxlab/bx-python )
cast-bin : Predict low-complexity regions in putative proteins ( http://bioinformatics.cenargen.embrapa.br/portrait/download )
cdbfasta : FASTA record indexing/retrievieng utility ( https://github.com/gpertea/cdbfasta )
cluster : Hierarchical, k-means, k-medians clustering for expression/microarray analysis ( http://bonsai.hgc.jp/~mdehoon/software/cluste )
cnrun : A NeuroML-enabled, precise but slow neuronal network simulator ( http://johnhommer.com/academic/code/cnrun )
codonw : Multivariate statistical analysis of codon and amino acid usage ( https://codonw.sourceforge.net/ )
conform-gt : Modify your Variant Call Format file to be consistent with reference VCF ( https://faculty.washington.edu/browning/conform-gt.html )
coral : Error corrector for Illumina and Roche/454 reads using multiple alignment info ( https://www.cs.helsinki.fi/u/lmsalmel/coral )
cross_genome : Genome scaffolding using cross-species synteny ( https://www.sanger.ac.uk/tool/crossgenome/ )
dargcc_bidsdata : BIDS data selection of wildtype animals from DARGCC article ( https://academic.oup.com/cercor/article/28/7/2495/4975475 )
dcm2niix : DICOM to NIfTI converter ( https://github.com/rordenlab/dcm2niix )
dcmstack : DICOM to Nifti coversion ( https://dcmstack.readthedocs.org/en/latest/ )
deeptools : Extract reads from BAM files, normalize, draw figures, convert BAM to bigWig ( https://github.com/deeptools/deepTools )
deeptools-intervals : Constructing interval trees with associated exon/annotation information ( https://github.com/deeptools/deeptools_intervals )
diamond : Alternative of blastp/blastx searches using DNA short reads through protein db ( http://ab.inf.uni-tuebingen.de/software/diamon )
dipy : Computational neuroanatomy project focusing on diffusion MRI ( https://github.com/nipy/dipy )
drlfom_bidsdata : BIDS data files released with the DRLFOM publication ( https://chymera.eu/docs/focus/open-science/ )
edena : De novo short read OLC assembler (overlap-layout-consensus) ( http://www.genomic.ch/edena.php )
epga : De novo assembler using distribution of reads and insert size ( https://github.com/bioinfomaticsCSU/EPGA )
erpin : Easy RNA Profile IdentificatioN, an RNA motif search program ( http://rna.igmors.u-psud.fr )
exonerate-gff3 : exonerate-2.2.0 with patches to add GFF3 formatted output ( https://github.com/hotdogee/exonerate-gff3 )
fastdnaml : Maximum likelihood phylogenetic tree builder for DNA sequences ( https://directory.fsf.org/wiki/FastDNAml )
fastp : An ultra-fast all-in-one FASTQ preprocessor ( https://github.com/OpenGene/fastp )
fastqc : Quality control FASTA/FASTQ sequence files ( https://www.bioinformatics.babraham.ac.uk/projects/fastqc/ )
ffindex : Simple index/database for huge amounts of small files ( https://github.com/ahcm/ffindex )
flexbar : Barcode, MID tag and adapter sequence removal ( https://github.com/seqan/flexbar )
freebayes : Bayesian gen. variant detector to find short polymorphisms ( https://github.com/ekg/freebayes )
fsa : Distance-based probabilistic multiple sequence alignment algo for DNA/RNA/prot ( https://fsa.sourceforge.net )
fsl : Analysis of functional, structural, and diffusion MRI brain imaging data ( https://www.fmrib.ox.ac.uk/fsl )
genepop : Population genetics analysis ( https://genepop.curtin.edu.au/ https://kimura.univ-montp2.fr/~rousset/Genepop.htm )
genomeview-bin : Genome browser and annotation tool ( https://genomeview.sourceforge.net )
germline : Find shared segments of Identity by Descent (IBD) between pairs of individuals ( http://gusevlab.org/projects/germline )
gffcompare : Compare, classify, merge, track, annotate GFF files ( http://ccb.jhu.edu/software/stringtie/gff.shtm )
gffread : GFF/GTF utility providing format conversions, filter/extract regions from FASTA ( http://ccb.jhu.edu/software/stringtie/gff.shtm )
gffutils : GFF and GTF file manipulation and interconversion ( https://gffutils.readthedocs.io/en/latest/ )
glean : Merge various gene prediction into one (unsupervised learning system) ( https://sourceforge.net/projects/glean-gene/ )
grabix : Provide random access to text files BGZF compressed with bgzip ( https://github.com/arq5x/grabix )
graf-bin : Find closely related subjects using SNP genotype data, validate pedigree file ( https://www.ncbi.nlm.nih.gov/projects/gap/cgi-bin/Software.cgi )
grappa : Genome Rearrangements Analysis under Parsimony and other Phylogenetic Algorithms ( https://www.cs.unm.edu/~moret/GRAPPA/ )
hexamer : Predict CDS using 6mers without deriving information from base composition ( http://www.sanger.ac.uk/resources/software )
hisat2 : Align DNA reads to a population of genomes ( HOMEPAGE=" )
idba : De novo De Bruijn graph assembler iteratively using multimple k-mers ( https://i.cs.hku.hk/~alse/hkubrg/projects/idba_ud/ )
irsabi_bidsdata : BIDS data files released with the IRSABI publication ( https://chymera.eu/docs/focus/open-science/ )
jannovar-bin : Exome annotation tool (upstream jar binaries) ( https://jannovar.readthedocs.io/en/master/ )
jellyfish : k-mer counter within reads for assemblies ( https://genome.umd.edu/jellyfish.html )
jtreeview-bin : Viewer for Microarray Data in PCL or CDT formats ( https://jtreeview.sourceforge.net/ )
karect : Error-correct mismatches and InDels of raw reads incl. paired-end ( https://github.com/aminallam/karec )
lastz : A pairwise DNA sequence aligner, a BLASTZ replacement ( http://www.bx.psu.edu/~rsharris/lastz/ )
lemur-brain-atlas : MRI Brain Template and Atlas of the Mouse Lemur ( https://www.nitrc.org/projects/mouselemuratlas )
libBigWig : C library for handling bigWig files (functionally replacing Jim Kent's lib) ( https://github.com/dpryan79/libBigWig )
lighter : NGS reads corrector ( https://github.com/mourisl/Lighter )
longstitch : Scaffold genome assemblies by Chromium/PacBio/Nanopore reads ( https://github.com/bcgsc/LongStitch )
lucy : DNA sequence quality and vector trimming tool ( https://lucy.sourceforge.net/ )
lumpy-sv : Probabilistic framework for structural variant discovery ( https://github.com/arq5x/lumpy-sv )
mappy : Minimap2 python binding ( https://github.com/haotianteng/chiron )
megahit : Metagenome assembler using succinct de Bruijn graph approach with CUDA ( https://github.com/voutcn/megahi )
merlin : Statistical analysis of gene flow in pedigrees ( https://csg.sph.umich.edu/abecasis/Merlin/ )
minced : Short Palindromic Repeat finder tool (for CRISPRs) ( https://github.com/ctSkennerton/minced )
minimap2 : splice-aware sequence aligner with SSE2 and SSE4.1 ( https://github.com/lh3/minimap2 )
mip-scaffolder : Scaffold contigs using ABI Solid or Illumina mate pair info ( http://www.cs.helsinki.fi/u/lmsalmel/mip-scaffolder )
miranda : An algorithm for finding genomic targets for microRNAs ( https://www.mskcc.org/research/ski/programs/computational-biology )
mmseqs2 : Fast and sensitive sequence search and clustering ( https://github.com/soedinglab/MMseqs2 )
mouse-brain-templates : A collection of mouse brain templates in NIfTI format ( https://github.com/IBT-FMI/mouse-brain-templates_generator )
mreps : Identification of serial/tandem repeats in DNA sequences ( https://mreps.univ-mlv.fr/ )
mrfast : Micro Read Fast Alignment Search Tool ( http://mrfast.sourceforge.net/ )
msautil : Reformat/edit FASTA files and compute simple statistics (N50, quartiles, mode) ( http://bioresearch.byu.edu/msa )
multiqc : Aggregate bioinformatics results across many samples into a single report ( https://multiqc.info/ )
nanopolish : Signal-level analysis of Oxford Nanopore sequencing data ( https://github.com/jts/nanopolish )
ncbi-vdb : NCBI SRA ( Sequence Read Archive ) ( https://github.com/ncbi/ncbi-vdb )
neuroconv : Create NWB files from proprietary formats. ( https://github.com/catalystneuro/neuroconv )
nextclip : Split Illumina Nextera long mate-pairs ( https://github.com/richardmleggett/nextcli )
nilearn : Fast and easy statistical learning on NeuroImaging data ( http://nilearn.github.io/ )
nitime : Time-series analysis of neuroscience data ( http://nipy.org/nitime/index.html )
nrcl : Containment clustering and layout utility for processing pairwise alignments ( https://web.archive.org/web/20140726030702/http://compbio.dfci.harvard.edu/tgi/software/ )
ntCard : Estimate k-mer coverage histogram of genomics data ( https://github.com/bcgsc/ntCard )
nxtrim : Trim Illumina TruSeq adapters and split reads by Nextera MatePair linker ( https://github.com/sequencing/NxTrim )
open-ephys-gui : Processing, recording, and visualizing multichannel ephys data ( https://open-ephys.org/gui/ )
opfvta_bidsdata : BIDS data files released with the OPFVTA publication ( http://chymera.eu/docs/focus/open-science/ )
pairagon : HMM-based cDNA to genome aligner ( https://mblab.wustl.edu/software.html )
parafly : Parallel cmd processing utility ( https://github.com/ParaFly/ParaFly )
pbbam : PacBio modified BAM file format ( https://pbbam.readthedocs.io/en/latest/index.html )
pbcopper : Core C++ library for data structures, algorithms, and utilities ( https://github.com/PacificBiosciences/pbcopper )
perga : Paired End Reads Guided Assembler ( https://github.com/hitbio/PERG )
perlprimer : Primers design for standard PCR, bisulphite PCR and Real-time PCR ( http://perlprimer.sourceforge.net/ )
pileup : SSAHA2-based pipeline to align reads ( https://www.sanger.ac.uk/resources/software/ssaha2/ )
portrait : Ab initio ncRNA prediction ( http://bioinformatics.cenargen.embrapa.br/portrait )
prinseq-lite : Describe, trim, reformat and convert to or form FASTA/FASTQ files ( http://prinseq.sourceforge.net/ )
proda : Multiple alignment of protein sequences with repeated and shuffled elements ( http://proda.stanford.edu/ )
psx : parallel multi-FASTA file processing tool from TIGR Gene Indices project tools ( https://web.archive.org/web/20140726030702/http://compbio.dfci.harvard.edu/tgi/software/ )
pybedtools : Use BED and GFF files from python using BEDtools ( https://daler.github.io/pybedtools )
pyfaidx : Efficient pythonic random access to fasta subsequences ( https://pypi.python.org/pypi/pyfaidx https://github.com/mdshw5/pyfaidx )
quicktree : Rapid reconstruction of phylogenies by the Neighbor-Joining method ( https://github.com/khowe/quicktree/ )
rat-brain-templates : A collection of rat brain templates in NIfTI format ( https://gitlab.com/FOS-FMI/rat-brain-templates_generator )
rnaplex : RNA-RNA interaction search ( http://www.bioinf.uni-leipzig.de/Software/RNAplex/ )
roiextractors : Optical imaging data handling from several file formats ( https://github.com/catalystneuro/roiextractors )
sabre : Barcode demultiplexing and trimming tool for Illumina FastQ files ( https://github.com/najoshi/sabre )
samri : Small Animal Magnetic Resonance Imaging ( https://github.com/IBT-FMI/SAMRI )
samri_bidsdata : BIDS-formatted example mouse brain data for SAMRI ( https://github.com/IBT-FMI/SAMRI )
samri_bindata : ParaVision Mouse, Rat, and Lemur Testing Data for SAMRI ( https://github.com/IBT-FMI/SAMRI )
samstat : Statistics of BAM/SAM files ( http://samstat.sourceforge.net" # no http )
scan_for_matches : Pattern search through DNA sequences (aka patscan) ( https://blog.theseed.org/servers/2010/07/scan-for-matches.html )
scythe : Bayesian 3'-end adapter (only) trimmer for Illumina/Solexa ( https://github.com/vsbuffalo/scythe )
seqtk : Manipulate FASTA and FASTQ files ( https://github.com/lh3/seqtk )
seqtools : Display alignments and GFF files, matrix dot plots (blixem, dotter, belvu) ( http://www.sanger.ac.uk/resources/software/seqtools )
sff_dump : Convert Roche SFF files to FASTA file format ( http://genome.imb-jena.de/software/roche454ace2caf )
sga : String Graph OLC Assembler for short reads (overlap-layout-consensus) ( https://github.com/jts/sga )
sickle : Windowed adaptive quality-based trimming tool for FASTQ data ( https://github.com/najoshi/sickle )
skewer-bin : Adaptor and MID removal / trimming tool ( https://sourceforge.net/projects/skewer )
smalt : DNA read mapper using k=20 (successor of ssaha2) ( https://sourceforge.net/projects/smalt/ )
smalt-bin : Pairwise sequence alignment mapping DNA reads onto genomic reference ( https://sourceforge.net/projects/smalt/ )
snap : HMM-based prokaryotic and eukaryotic gene prediction tool ( http://korflab.ucdavis.edu/software.html )
snapgene-viewer : Software for plasmid mapping, primer design, and restriction site analysis ( https://www.snapgene.com/features )
snpomatic : Stringent short-read aligner supporting filters and various output formats ( https://github.com/magnusmanske/snpomatic )
spm : Analysis of brain imaging data sequences for Octave or Matlab ( https://www.fil.ion.ucl.ac.uk/spm/ )
sra-tools : NCBI Sequence Read Archive (SRA) sratoolkit ( https://trace.ncbi.nlm.nih.gov/Traces/sra/sra.cgi https://github.com/ncbi/sra-tools )
ssaha2-bin : SSAHA2: Sequence Search and Alignment by Hashing Algorithm ( https://www.sanger.ac.uk/tool/ssaha2-0/ )
stacks : Analyze restriction enzyme data, draw gen. maps, population genomics ( http://creskolab.uoregon.edu/stacks )
stringtie : Transcriptome assembler and RNA-Seq analysis on BAM files aka cufflinks ( https://ccb.jhu.edu/software/stringti )
subread : NGS suite for analysis of mapped reads, summary of exon/intron/gene counts ( http://bioinf.wehi.edu.au/featureCounts/" # no http )
swissknife : Perl library of modules to manipulate SwissProt flatfiles ( http://swissknife.sourceforge.net/ )
tabixpp : C++ wrapper to tabix indexer ( https://github.com/ekg/tabixpp )
tagdust : Trim multimers of various primers/adapter from Illumina datasets ( http://genome.gsc.riken.jp/osc/english/dataresource )
tigmint : Correct misassemblies using linked reads from 10x Genomics Chromium ( https://github.com/bcgsc/tigmint https://bcgsc.github.io/tigmint/ )
tigr-foundation-libs : TIGR Foundation for C++ ( https://sourceforge.net/projects/amos/ )
trf-bin : Tandem Repeats Finder ( http://tandem.bu.edu/trf/trf.html )
trimmomatic : Illumina adapter trimming tool ( http://www.usadellab.org/cms/?page=trimmomatic )
trinityrnaseq : Transcriptome assembler for RNA-seq reads ( https://github.com/Trinotate/Trinotate.github.io/wiki )
twinscan : iscan (aka twinscan and N-SCAN), Pairagon wrapper: Gene structure pred. pipeline ( https://mblab.wustl.edu/software.html )
ugene : A free open-source cross-platform bioinformatics software ( http://ugene.unipro.ru )
vague-bin : GUI for Velvet de novo assembler ( https://vicbioinformatics.com/software.vague.shtml )
vcflib : VCF/BED utils, Genotype Phenotype Association Toolkit (GPAT++) ( https://github.com/vcflib/vcflib )
verifyBamID : Verify sample identity/mix and genotype concordance ( http://genome.sph.umich.edu/wiki/VerifyBamID )
vt : A tool set for short variant discovery in genetic sequence data ( https://github.com/atks/v )
wgs_tools : Scripts for ncbi-tools++ and SRA postprocessing using taxonomy ( ftp://ftp.ncbi.nih.gov/blast/WGS_TOOL )
yaha : DNA mapper for single-end reads to detect structural variants (SV) ( https://github.com/GregoryFaust/yaha )
zmap : A desktop genome browser using GFF inputs ( https://www.sanger.ac.uk/science/tools/zmap )
zmsort : Merge-sort utility for compressed alignment files, with multi-file output ( https://web.archive.org/web/20140726030702/http://compbio.dfci.harvard.edu/tgi/software/ )
Pour rajouter une e-build dans l'arbre de portage :
L'ebuild est alors rajouté dans l'arbre de portage.
Vous pouvez aussi utiliser layman : emerge layman puis layman -a science
Pour Paludis utilisez ce rsync : rsync://gentoo.zugaina.org/science-portage
En cas de problèmes : ycarus(-at-)zugaina.org