| Description | Site | Absolute size | Relative size | Popularity ranking | Admins |
|---|
| Mandriva Linux | mandriva.com | 1446271 MB | 4.93 % | 7 | hks | |
| FreeBSD Unix | ftp.freebsd.org | 967201 MB | 3.3 % | 18 | vmattila kim hks | |
| NetBSD Unix | ftp.netbsd.org | 710832 MB | 2.42 % | 12 | kim | |
| RedHat, Epel, Fedora | ftp.redhat.com | 620506 MB | 2.11 % | 4 | psavola, mea | |
| PairsDB | pairsdb.csc.fi | 551771 MB | 1.88 % | 77 | kkmattil | |
| Debian Linux | ftp.debian.org | 438813 MB | 1.49 % | 11 | bande | |
| Ubuntu Linux archive | archive.ubuntu.com | 412072 MB | 1.4 % | 2 | hks | |
| Debian Linux CD images | cdimage.debian.org | 327324 MB | 1.11 % | 12 | bande | |
| OpenBSD Unix | ftp.openbsd.org | 250976 MB | 0.85 % | 45 | hks | |
| OpenSuSE Linux | download.opensuse.org | 240451 MB | 0.82 % | 4 | hks | |
| KDE Graphical Desktop | ftp.kde.org | 190256 MB | 0.64 % | 20 | mea | |
| Linux Kernel | ftp.kernel.org | 156131 MB | 0.53 % | 19 | mea, hks | |
| Mozilla Foundation | ftp.mozilla.org | 144007 MB | 0.49 % | 1 | hks mea | |
| EMBL Nukleotide Sequence Database | ftp.ebi.ac.uk | 140569 MB | 0.47 % | 54 | hks kervinen | |
| Centos Linux | centos.org | 113253 MB | 0.38 % | 3 | psavola, hks | |
| SuSE Linux | ftp.suse.com | 100497 MB | 0.34 % | 5 | hks | |
| Gygwin Linux environment for Windows | sources.redhat.com | 85894 MB | 0.29 % | 37 | mea | |
| Ubuntu Linux DVD images | cdimage.ubuntu.com | 80981 MB | 0.27 % | 8 | hks | |
| Ubuntu Linux CD releases | releases.ubuntu.com | 48282 MB | 0.16 % | 6 | hks | |
| Rocks Cluster Linux | ftp.rocksclusters.org | 47723 MB | 0.16 % | 104 | hks | |
| Legacy Redhat 7.3 and 9 archive | archive.redhat.com | 46656 MB | 0.15 % | 998 N/A | psavola, mea | |
| Shareware for old Windows versions (no updates) | ftp.winsite.com | 39946 MB | 0.13 % | 31 | hks | |
| Slackware Linux | ftp.slackware.com | 34880 MB | 0.11 % | 10 | hks psavola | |
| Apache Software Foundation | apache.org | 33164 MB | 0.11 % | 13 | hks | |
| Open Office project | openoffice.org | 25291 MB | 0.08 % | 16 | hks magi | |
| GNU software | ftp.gnu.org | 24600 MB | 0.08 % | 17 | hks, mea | |
| The CSW OSS package repository for Solaris | blastwave.org | 22049 MB | 0.07 % | 38 | hks | |
| Comprehensive Tex Archive Network | ftp.tex.ac.uk | 20676 MB | 0.07 % | 9 | hks | |
| RFCs, Internet drafts and other NIC documents | nic.nordu.net | 20467 MB | 0.06 % | 14 | hks mea | |
| Updates for Legacy Redhat 9 and 7 (shutdown) | download.fedoralegacy.org | 15122 MB | 0.05 % | 999 N/A | psavola, mea | |
| Historical DES | ftp.chalmers.se | 12969 MB | 0.04 % | 101 | bande | |
| CUPS etc. | ftp.easysw.com | 10201 MB | 0.03 % | 24 | hks | |
| Classic Mac archive (no updates) | info-mac.org | 7641 MB | 0.02 % | 95 | hks | |
| Internet Movie Database | ftp.imdb.com | 7169 MB | 0.02 % | 25 | hks | |
| German CERT security archive | ftp.cert.dfn.de | 6753 MB | 0.02 % | 29 | mea | |
| Historical BSDi Unix sources | bsdi.com | 5955 MB | 0.02 % | 65 | hks | |
| Xemacs editor | ftp.xemacs.org | 5766 MB | 0.01 % | 35 | mea | |
| Usenet, BIND, INN, DHCP | ftp.isc.org | 5318 MB | 0.01 % | 36 | tekivini | |
| Interactive fiction | ftp.ifarchive.org | 4950 MB | 0.01 % | 21 | jhi | |
| Kermit terminal emulation and filetransfer | kermit.columbia.edu | 4875 MB | 0.01 % | 15 | mea | |
| The classic Simtelnet collection | simtel.net | 4822 MB | 0.01 % | 32 | hks | |
| Various cdrom collections | ftp.cdrom.com | 4732 MB | 0.01 % | 82 | hks | |
| The GNU alpha software collection | alpha.gnu.org | 4731 MB | 0.01 % | 51 | mea | |
| Crypto stuff | utopia.hacktic.nl | 4264 MB | 0.01 % | 22 | bande | |
| WinSock CWSApps | papa.indstate.edu | 4185 MB | 0.01 % | 47 | (mtervo) | |
| samba and rsync | samba.org | 3165 MB | 0.01 % | 58 | hks | |
| GNU Image Manipulation Program | ftp.gimp.org | 2236 MB | 0 % | 50 | hks | |
| Netscape (historical) | ftp.netscape.com | 2209 MB | 0 % | 48 | hks | |
| Historical snd-util for OSSlib | ftp.4front-tech.com | 2101 MB | 0 % | 107 | hks | |
| Holding area for non-updating sites | no-longer-updating | 1864 MB | 0 % | 40 | hks | |
| Character code documents | ftp.informatik.uni-erlangen.de | 1765 MB | 0 % | 88 | (kimketo) | |
| Ghostscript | mirror.cs.wisc.edu | 1673 MB | 0 % | 33 | hks mea | |
| Nihongo | ftp.cc.monash.edu.au | 1507 MB | 0 % | 62 | (haa) | |
| Starwreck | ftp.starwreck.com | 1431 MB | 0 % | 49 | mea | |
| Minix archive | minnie.cs.adfa.oz.au | 1121 MB | 0 % | 56 | hks | |
| Russian support for RedHat | ftp.linux-ink.ru | 1061 MB | 0 % | 75 | hks | |
| Molecular biology collection | ftp.bio.indiana.edu | 1053 MB | 0 % | 55 | (harper) | |
| Old finnish Openoffice (historical) | ftp.finnishlinux.org | 1047 MB | 0 % | 91 | hks | |
| Non-US parts of the Debian Linux | non-us.debian.org | 970 MB | 0 % | 11 | bande | |
| Mutt email user agent | ftp.guug.de | 950 MB | 0 % | 71 | mea | |
| Secure Internet Live Conferencing | ftp.silcnet.org | 938 MB | 0 % | 74 | hks | |
| Squid Source Code | squid.nlanr.net | 821 MB | 0 % | 68 | kim | |
| Old Cryptographic software | ftp.ox.ac.uk | 616 MB | 0 % | 39 | bande | |
| Amateur Radio communication | ftp.ucsd.edu | 334 MB | 0 % | 43 | mea | |
| The Internet FAQ Archives | rtfm.mit.edu | 325 MB | 0 % | 26 | hks | |
| Cryptographic collection | idea.sec.dsi.unimi.it | 321 MB | 0 % | 27 | bande | |
| Zsh shell | ftp.zsh.org | 296 MB | 0 % | 102 | (hema) | |
| Linux Router Project | ftp.linuxrouter.org | 141 MB | 0 % | 86 | mea | |
| Elm ME+ Mail user agent | ftp.elmme-mailer.org | 125 MB | 0 % | 69 | antsu | |
| MBONE tools | ftp.ee.lbl.gov | 119 MB | 0 % | 80 | hks | |
| Martin Hinner's Unix open source collection | ftp.penguin.cz | 108 MB | 0 % | 90 | (hema) | |
| Freetype Font Engine | ftp.freetype.org | 80 MB | 0 % | 73 | mea | |
| Old ssh etc. | ftp.cs.hut.fi | 71 MB | 0 % | 64 | bande | |
| SGML, DSSSL, XML tools by James Clarks | ftp.jclark.com | 69 MB | 0 % | 97 | shem | |
| tcsh and file utility | ftp.gw.com | 24 MB | 0 % | 63 | kim | |
| The original multicast tools | ftp.parc.xerox.com | 22 MB | 0 % | 89 | hks | |
| IP routing software | ftp.inr.ac.ru | 15 MB | 0 % | 76 | mea | |
| Cryptographics software | ftp.psy.uq.oz.au | 11 MB | 0 % | 61 | bande | |
| Internet Assigned Numbers Authority | ftp.iana.org | 10 MB | 0 % | 60 | mea hks | |
| PCB editor | ftp.uni-ulm.de | 9 MB | 0 % | 92 | mea | |
| Linux networking tools (old) | ftp.inka.de | 1 MB | 0 % | 105 | mea | |
| Old Meteosat images | ftp.ccc.nottingham.ac.uk | 0 MB | 0 % | 78 | (huopio) | |
| Celestial trackking | ftp.celestrak.com | 0 MB | 0 % | 81 | pvtmakel | |
| 83 mirrors | 7304 GB | 25.5% | of 28610 GB total disk space allocated for data. |