small ordering, and adding programs:

Beebeep and freefilesync and Dwarf Fortress.

Removed Lanmessenger.

README.md

@@ -158,7 +158,6 @@
 
 #### All-in-One Client
 - [![Open-Source-Software][OSS Icon]](https://github.com/meetfranz/franz) [Franz](http://meetfranz.com/) - Franz is a free messaging app that combines many chat & messaging services into one application.
-- [![Open-Source-Software][OSS Icon]](https://github.com/lanmessenger/lanmessenger) [Lan Messenger](https://lanmessenger.github.io) - Lan Messenger is a free and open source application that allows Linux, Mac OS, and Windows hosts to send Instant messages across a LAN.
 - [![Open-Source Software][OSS Icon]](https://developer.pidgin.im/) [Pidgin](https://pidgin.im/) - A universal chat client.
 - [![Open-Source Software][OSS Icon]](https://github.com/saenzramiro/rambox) [Rambox](http://rambox.pro/) - Free, Open Source and Cross Platform messaging and emailing app that combines common web applications into one.
 
@@ -171,10 +170,12 @@
 - [![Open-Source Software][OSS Icon]](https://github.com/kvirc/KVIrc) [KVIrc](http://www.kvirc.net/) - KVIrc is a free portable IRC client based on the excellent Qt GUI toolkit.
 
 #### Official Client
+- [![Open-Source-Software][OSS Icon]](hhttps://sourceforge.net/p/beebeep/code/HEAD/tree/) [BeeBEEP](http://beebeep.sourceforge.net) - BeeBEEP is an open source, peer to peer, lan messenger. You can talk and share files with anyone inside your local area network. You don't need a server, just download, unzip and start it. Simple, fast and secure.
 - [![Open-Source Software][OSS Icon]](https://github.com/dino/dino) [Dino](https://dino.im) - Clean and modern Jabber/XMPP chat client
 - [Discord](https://discordapp.com/) - All-in-one voice and text chat for gamers that’s free, secure, and works on both your desktop and phone.
 - [![Open-Source Software][OSS Icon]](https://github.com/gitterHQ/services) [Gitter](https://gitter.im/) - Gitter — Where developers come to talk. Gitter is designed to make community messaging, collaboration and discovery as smooth and simple as possible.
 - [![Open-Source Software][OSS Icon]](https://github.com/jitsi) [Jitsi](https://jitsi.org/) - Jitsi is a free and open source multiplatform voice, videoconferencing and instant messaging application for Windows, Linux, Mac OS X and Android.
+- [![Open-Source-Software][OSS Icon]](https://github.com/lanmessenger/lanmessenger) [Lan Messenger](https://lanmessenger.github.io) - Lan Messenger is a free and open source application that allows Linux, Mac OS, and Windows hosts to send Instant messages across a LAN.
 - [![Open-Source Software][OSS Icon]](https://github.com/qTox/qTox) [qTox](https://qtox.github.io/) - A simple distributed, secure messenger with audio and video chat capabilities.
 - [![Open-Source Software][OSS Icon]](https://ring.cx/en/documentation/faq#node-106) [Ring](https://ring.cx/) - Chat. Talk. Share. Ring is a free and universal communication platform which preserves the users' privacy and freedoms.
 - [![Open-Source Software][OSS Icon]](https://github.com/vector-im/riot-web) [Riot](https://riot.im/) - A glossy Matrix collaboration client for the web.
@@ -189,6 +190,7 @@
 - [![Open-Source Software][OSS Icon]](https://borgbackup.readthedocs.io/en/stable/development.html) [Borg Backup](https://borgbackup.readthedocs.io/en/stable/) - A nice tool to backup data.
 - [![Open-Source Software][OSS Icon]](https://launchpad.net/deja-dup) [Deja Dup](https://www.linux.com/learn/total-system-backup-and-recall-deja-dup) - A simple backup tool with built-in encryption
 - [![Open-Source Software][OSS Icon]](https://launchpad.net/duplicity) [Duplicity](http://duplicity.nongnu.org/) - Duplicity does directory backups by producing encrypted tar-format volumes and uploading them to a remote or local file server.
+- [![Open-Source Software][OSS Icon]](https://www.freefilesync.org/download.php) [FreeFileSync](https://www.freefilesync.org) - FreeFileSync is a folder comparison and synchronization software that creates and manages backup copies of all your important files. Instead of copying every file every time, FreeFileSync determines the differences between a source and a target folder and transfers only the minimum amount of data needed.
 - [![Open-Source Software][OSS Icon]](https://github.com/cgsecurity/testdisk) [Photorec](http://www.cgsecurity.org/wiki/PhotoRec) - PhotoRec is file data recovery software designed to recover lost files including video, documents and archives from hard disks, CD-ROMs, and lost pictures (thus the Photo Recovery name) from digital camera memory.
 - [![Open-Source Software][OSS Icon]](https://borgbackup.readthedocs.io/en/stable/) [Qt4-fsarchiver](https://sourceforge.net/projects/qt4-fsarchiver/) - qt4-fsarchiver is a GUI for the fsarchiver program to save/restore partitions, folders and even the MBR/GPT table. The program is for systems based on Debian, OpenSuse or Fedora.
 - [![Open-Source Software][OSS Icon]](https://github.com/ncw/rclone) [rclone](http://rclone.org/) - Rclone is a command line program to sync files and directories to and from various cloud storage solutions. It also allows encrypted backups.
@@ -458,6 +460,7 @@
 - [![Open-Source Software][OSS Icon]](https://github.com/freeciv/freeciv) [FreeCiv](http://www.freeciv.org/) - Freeciv is a Free and Open Source empire-building strategy game inspired by the history of human civilization.
 
 #### City Building Simulation
+- [Dwarf Fortress](http://www.bay12games.com/dwarves/) - A famously complex simulation of a High Fantasy Dwarf Fortress, fight goblins, and slay massive legendary beasts. Strike the earth!
 - [![Open-Source Software][OSS Icon]](https://svn.openttd.org/trunk/) [OpenTTD](https://www.openttd.org/) - An open-source clone of Transport Tycoon Plus with major improvements.
 - [![Open-Source Software][OSS Icon]](https://github.com/aburch/simutrans) [Simutrans](https://www.simutrans.com) - Simutrans is a freeware and open-source transportation simulator.
 - [![Open-Source Software][OSS Icon]](https://github.com/unknown-horizons/unknown-horizons) [Unknown Horizons](http://unknown-horizons.org/) - A 2D realtime strategy simulation with an emphasis on economy and city building. Multiplayer currently broken.