Free Software To Install On Your Own Server

This page is not correct right now. I've just imported all the apps I've found. Please help me sift trough it and put them in the right category, and move those that should be in Free Software as a Service.

Analytics tools

Alternatives to Google Analytics, Statcounter, etc.
Open Web Analytics
Piwik

Blogging

Alternatives to
Chyrp
Habari
Movable Type
Pivot
PivotX
WordPress

Tumblelog

Alternatives to Tumblr, Posterous, etc.
Bazooka
Gelato
Nukumi2
Ozimodo

Bookmarking

Alternatives to Delicious, etc.
Ma.gnolia 2 Also known as M2. Not launched, and no updates recently.
Markaboo
Sabros.us
SemanticSuttle
Scuttle

Chat

Alternatives to
AJAX Chat
Onelinr
Speeqe
http://www.qwebirc.org/ - IRC client

CMS

Alternatives to
DotNetNuke
Drupal
Joomla
Omeka - For exhibitions
PHP-Nuke Community
sNews
Zikula
Zotonic

http://mashable.com/2007/07/30/content-management-systems/ - List of 80 of 'em

eCommerce

Alternatives to
Freeway
WP e-Commerce - A plugin to turn your WordPress install into an online store.

Feed reader

Alternatives to Netvibes, Pageflakes, Newsgator, etc.
Posh - A customizable start page, like Netvibes or Pageflakes
Tiny Tiny RSS

Forums

Alternatives to vBulletin, etc.
bbPress
Beehive Forum
Vanilla

Groupware

Alternatives to
Double Choco Latte
Open Atrium - Internal blog, calendar, microblogg (twitter), etc.
PHProjekt
Horde - Initially Mail, Calendar, Tasks, Contacts. With additions wiki, photo gallery, and much much more!

Ideation tools

Alternatives to IdeaScale
Comparable to Dell Ideastorm, My Starbucks Idea.
Known examples running one of these Open tools: Ubuntu Brainstorm, Best Buy IdeaX.
IdeaTorrent
BBYIDX

Lifestream

Alternatives to FriendFeed, etc.
Magnetism
NoseRub (Distributed)
Storytlr - Not yet, but maybe in the future?
Sweetcron
Puddle

Microblogging

Alternatives to Twitter, Plurk, etc.
Jisko
OpenMicroBlogger - Distributed via the OMB standard.
StatusNet - Formerly known as Laconica. Distributed via the OMB standard.
talk.org
Twoorl

Publishing

Alternatives to Viviti
Zimplit - Create websites easily

Social network

Alternatives to Facebook, Orkut, Bebo, etc.
Appleseed (distributed)
BuddyPress - Based on WordPress
daisychain
Dolphin
Elgg
Loved By Less
Community Engine
AstroSPACES
Crabgrass

http://www.vivalogo.com/vl-resources/open-source-social-networking-software.htm - List of 40 social networks, social bookmarking, etc.

http://ampify.it/ - Ampify is an open source, decentralised, social platform.

Social news

Alternatives to Digg, etc.
http://www.pligg.com/ - Digg like
http://code.reddit.com/ - Reddit
https://slynkr.dev.java.net/ - Digg like
http://meneame.net/ - Digg like

Text Editors

Alternatives to
textb.org - Very simple, collaborative text editor.

Video

Alternatives to
http://pandastream.com/ - YouTube

Webmail

Alternatives to Gmail, Hotmail, Yahoo! Mail, etc.
http://atmail.org/
http://www.zimbra.com/
Horde

Webtop

Alternatives to
http://www.psychdesktop.net/
http://eyeos.com/en/

For developers

http://www.zkoss.org/
WidgetPad - For developing phone apps. Read more at ReadWriteWeb
trac - Ticketing, wiki, SCM tie-ins with LOADS of plugins.

Other

Shapado - stackoverflow-like app written in ruby, mongomapper and mongodb
http://opentape.fm - Muxtape
http://www.sux0r.org/ - Don't know
http://secondlife.com/
http://opensimulator.org/ - SecondLife
http://www.co-ment.net/
http://www.glinkr.net/
http://podcastgen.sourceforge.net/
http://www.dimdim.com/
http://www.opengoo.org/ - Office Suit

http://www.open-xchange.com/ ?
http://reasonablysmart.com/

http://imgfave.com/
http://corp.kaltura.com/

http://tracker.gnulinuxmatters.org/wiki/Animador
http://civicrm.org/
http://www.cmsimple.com/
http://blog.inspired.no/first-release-of-stacked-an-open-source-version-of-stackoverflowcom-268
http://dekoh.com/ - Opera Unite
http://www.tonido.com/ - Opera Unite
http://sourceforge.net/projects/newscloud/
http://www.greenstone.org/
http://communityengine.org/
http://limesurvey.org/
http://www.ulteo.com/home/en/home?a=view&autolang=en
http://open.eucalyptus.com/
http://itheora.org/
http://www.pledgebank.com/
http://www.freesoftwarepact.eu/post/What-is-GPT
http://ushahidi.com/ -
http://www.knowledgetree.com/
http://www.cynapse.com/products/cynin/

Barnraiser
CivicSpace - Read about CivicSpace: http://en.wikipedia.org/wiki/CivicSpace (also includes tools for blogging, forums, photo gallery, polls/surveys, event organizing, normal CMS, file storage)

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