Ultimate list of open source software:
Accounting to Audio Tools // Backup to Cloud Infrastructure // Cloud Desktop to CRM // Databases to Developer Tools // Dictionary to Encryption // Emulators to Foreign Language // Forensics to Graphics Editors // Healthcare to Modeling // Multimedia to Network Simulation // Office to POS // Portable Apps to Smoking Cessation // Speech to Typing // Utilities to Web Editors
Short for "Medical Life Guard," Medilig gives health care providers an easy way to track patients' health records. It works with open-source databases and helps health care providers avoid the high cost of closed health information systems. Operating System: Windows, Linux.
This app is specifically designed to help HR professionals and hiring managers find the best applicants for a job. Features include applicant tracking, candidate screening, assessment tests, background checks, application processing, resume parsing, reporting and more. The hosted version starts at $10 per month. Operating System: OS Independent.
412. Orange HRM
Designed for small or medium-sized companies, Orange HRM includes modules for personnel information management, employee self service, leave, time and attendance benefits, and recruitment. The Orange Live SaaS offering adds other features and eliminates the need to deploy the software on your own servers. Operating System: Windows, Linux, OS X.
413. WaypointHR
WaypointHR isn't as mature as Orange, but it does track personnel records and generate reports. In addition to the free version, it's available in an on-demand hosted version. Operating System: OS Independent.
Nearly identical to Pidgin (below), this app lets you connect with multiple IM networks from a Mac. Operating System: OS X
415. aMSN
As you might guess from the name, "aMSN" was built as an MSN Messenger clone before Microsoft changed the name to Windows Live Messenger. Key features include offline messaging, voice clips, emoticons, Webcam support and support for nearly 40 languages. Operating System: Windows, Linux, OS X
416. Kopete
The instant messaging client for the KDE desktop lets you chat with friends on AIM, ICQ, Windows Live Messenger, Yahoo, Jabber, Gadu-Gadu, Novell GroupWise Messenger, and other networks. Its capabilities include message encryption, archiving and "Metaconnect" which combines each of your friend's multiple IM addresses into a single listing. Operating System: Linux
417. Miranda IM
If you're looking for a fast, lightweight chat client, Miranda is for you. It supports more than a dozen of the most popular chat networks, including Facebook. Operating System: Windows
418. Pidgin
"The universal chat client," Pidgin lets you keep in touch with friends on 17 different IM networks, including AIM, Google Talk, MSN, Yahoo, and many others. It has millions of users and has won numerous awards. Operating System: Windows, Linux/Unix, OS X
419. Psi
Psi is an open-source IM client for the Jabber network, which includes GoogleTalk, LiveJournal, and a number of international networks. Its completely customizable and supports about 20 different languages. Operating System: Windows, Linux, OS X.
This app creates a database that tracks all of the technical resources of your organization. It also includes some management functions that allows admins and help desk to staff track open jobs, respond to alerts, etc. Operating System: OS Independent.
421. OCS Inventory NG
This "next generation" inventory tool helps you discover all the hardware and software in use on your network, which you can then track with a tool like GLPI (see below). It can also help you easily deploy scripts or software across your network. Operating System: OS Independent.
Need to leave your laptop unattended for a moment? Plug your laptop into an A/C outlet and then lock it. If someone removes it from the power source, A.L.A.R.M. will play a loud noisesort of like a burglar alarm for your laptop. Operating System: Windows.
423. iAlertU
iAlertU is like a car alarm for your MacBook, only better. If someone tries to swipe your MacBook, iAlertU will set off a loud alarm and even take a picture of the would-be thief and e-mail it to you. Operating System: Mac OS X.
Developed in New Zealand, Koha claims to be "the first open-source Integrated Library System." It boasts a very complete feature set, including modules for circulation, cataloging, acquisitions, serials, reserves, patron management, branch relationships, and more. Operating System: OS Independent.
425. OpenBiblio
While it doesn't offer as many features or the ease of use of some of the commercial package, OpenBiblio offers good, basic library management functionality. It works with most barcode scanners, and extensive help and other resources are available on the Web site. Operating System: OS Independent.
426. VuFind
Designed by libraries for libraries, VuFind provides a Web 2.0 search portal with advanced features that make it comparable to most commercial packages, including faceted search, a "more like this" button, and social features. It also offers a very attractive interface and extensive help. Operating System: OS Independent.
What really sets Gnome apart from other Linux desktop environments is its usability. It also offers both developers and business users a lot of flexibility. Operating System: Linux
428. KDE Plasma Desktop
The KDE Plasma workspaces for desktops and laptops are notable for their use of widgets. Plasma looks good and offers plenty of flexibility and opportunity for customization. Operating System: Linux
429. LXDE
Short for "Lightweight X Desktop Environment," LXDE offers an extremely fast desktop for Linux/Unix systems that doesnt consume a lot of power or memory. Because it can run on hardware with minimal specifications, it's also a good choice for cloud computing. Operating System: Linux
430. Xfce
Like LXDE, Xfce is designed for fast performance, and the components can be used together or separately. Its applications include the Mousepad text editor, Thunar file manager, Orage calendar, and Midori Web browser. Operating System: Linux
AWStats generates graphs from your log files so that you can analyze statistics from your Web, streaming, ftp, or mail server at a glace. It processes large files very quickly and supports most popular server tools. Operating System: Windows, Linux, OS X.
432. BASE
The "Basic Analysis and Security Engine," or BASE, use a Web-based interface to analyze alerts from Snort IDS. Features include role-based user authentication and Web-based setup. Operating System: OS Independent.
This app makes it easier to understand the log files from your Shorewall, or SUSE Firewall, or Netfilter-based firewall logs. It organizes rejected, acepted, masqueraded packets, etc. into an attractive HTML page. Operating System: Linux.
434. Snare
Intersect Alliance offers a number of different open source log file collection and analysis agents under the Snare brand name. A number of commercial products incorporate the Snare agents, including the Snare Server, which is available on the same site. Operating System: Windows, Linux, OS X, others.
435. Splunk
Splunk can analyze data from any application, server, or device, making it possible to troubleshoot problems or investigate security incidents in a fraction of the time it would take otherwise. The enterprise features are free for 60 days, and after that you have to either convert to the free version or pay to keep using the full feature set. Operating System: Windows, Linux, OS X, others.
Argumentative lets users create "argument maps," visual displays of the reasoning involved in creating a good argument. It's great for students studying persuasive writing, logic, debate, speech, social studies, and any subject that requires essay writing. Operating System: Windows.
From the category of practically useless apps, Apophysis lets you create and edit algorithmically generated images known as fractal flames. If you don't want to go to the trouble of creating your own, you can also browse the library of user images. Operating System: Windows.
438. GeoGebra
Multiple-award-winning GeoGebra creates dynamic models useful for learning about geometry, arithmetic, algebra, and calculus. In addition to the downloadable version, you can also use the applet version while you're online. At the site, you'll also find extensive wikis, worksheets, and other help for math teachers. Operating System: OS Independent.
439. gnuplot
This command-line tool creates both 2D and 3D graphs from mathematical functions. Because it doesn't have a GUI, it's not as easy to use as most of the other graphing apps, but it does have extensive help available on the Web site. Operating System: Windows, Linux, Unix, OS X, and others.
440. GraphCalc
GraphCalc does everything a handheld graphing calculator would do, and it's easy to use. As the Web site says, "GraphCalc can be your first, last, and only line of offense against the mathematics that threaten to push you over the brink of insanity. It slices, dices, shreds and purees functions that leave other calculators wondering what hit them." Operating System: Windows, Linux.
441. Mandelbulber
If you're geeky enough to know what a Mandelbulb is, you might enjoy this app which renders 3D fractals. More information about the app can also be found on the FractalForums site. Operating System: Windows, Linux.
442. Maxima
Calling itself "a computer algebra system," Maxima graphs in 2D and 3D and performs differentiation, integration, Taylor series, Laplace transforms, ordinary differential equations, systems of linear equations, polynomials, and sets, lists, vectors, matrices, and tensors. It offers a barebones graphic interface, or you can run it in command line mode. Operating System: Windows, Linux, OS X.
443. TTCalc
This calculator doesn't graph, but it does perform a multitude of scientific operations using very large numbers. Unlike the Scientific Advantage product, it doesn't keep track of units, however. Operating System: Windows.
Great for brainstorming, keeping track of projects, or organizing research, FreeMind lets you incorporate text, symbols, arrows, and multiple colors in a document as if you were doodling on a white board or a scratch pad. It's such a unique piece of software that you really have to try it to understand what it can do. Operating System: Windows, Linux, OS X.
445. XMind
Similar to the better-known project FreeMind, XMind makes it very easy and intuitive to conduct brainstorming sessions and map the relationships between ideas. It also includes handy export features which let you convert files to PDFs, Word documents or PowerPoint presentations. Operating System: Windows, Linux, OS X.
Do you use a lot of special characters in your documents or do you translate to different languages frequently? AllChars lets you add accent marks, copyright marks, and other special characters with a couple of easy-to-remember keystrokes. Operating System: Windows
447. BingoCardMaker
Elementary school and foreign language instructors often find that a game of Bingo breaks up the monotony of learning new vocabulary words. This app makes it easy to generate random cards from a set of images. Operating System: OS Independent.
448. eLibrary
If you have a growing collection of ebooks, you may have trouble keeping track of what you have. It automatically downloads your books' covers from the Internet and makes it easy to browse or search your collection to find the eBook you want. Operating System: Windows.
449. JDiveLog Want to try an adventurous hobby? How about Scuba? JDiveLog is a digital logbook for scuba divers with a huge list of features. Operating System: Windows, Linux, OS X.
450. Krecipes
Krecipes combines several New Year's resolutions into one app: it lets you try a new hobby (cooking), manage your caloric intake, and organize your recipes. It also lets you track and plan meals on a calendar and creates shopping lists. Operating System: Linux.
451. MisterHouse
If you really want to geek out, MisterHouse lets you control your home lighting, thermostat, curtains, phones, television, etc. with voice commands. You'll also need to install all the pre-requisite hardware on all the systems you want MisterHouse to control. Operating System: Windows, Linux, OS X.
452. Motion
Motion is a software-based motion detector. It monitors video feeds from one or more cameras and sends an alert when the picture changes. Operating System: Linux.
453. Numismatic
Looking for a hobby with an impressive-sounding name? Become a numismatist, otherwise known as a coin collector. This app can help you track your collection in a MySQL database. Operating System: OS Independent.
454. Storybook
Recently, I heard an interview with a novelist who wished he had a computer program to help him keep track of storylines and characters. It's not well known, but Storybook does just that for creative writers of all kinds. Operating System: OS Independent.
455. OpenDisc
Dont want to take the time to download lots of individual open-source programs? OpenDisc combines a couple dozen of the most popular open-source apps for Windows (including many of those on our list) into a single download. For a fee, you can also receive OpenDisc on a disk. Operating System: Windows
456. Sweet Home 3D
Arrange your floor plan in 2D and then see what the finished room will look like. The Web site makes it easy to get started with handy tutorials and manuals. Operating System: Windows, Linux, OS X.
458. StarUML Designed as an alternative to Rational Rose and other commercial modeling tools, StarUML supports both the latest UML standards and Model Driven Architecture (MDA). It's very user-friendly and features a plug-in architecture. Operating System: Windows
Ultimate list of open source software:
Accounting to Audio Tools // Backup to Cloud Infrastructure // Cloud Desktop to CRM // Databases to Developer Tools // Dictionary to Encryption // Emulators to Foreign Language // Forensics to Graphics Editors // Healthcare to Modeling // Multimedia to Network Simulation // Office to POS // Portable Apps to Smoking Cessation // Speech to Typing // Utilities to Web Editors