Omnitux

Omnitux Team

Omnitux is an educational app that kids of any age can use to learn as they play, thanks to the wide array of activities included in the package. The tool includes exercises that the youngest members of the household can use to learn about all sorts of subject, from recognizing sounds, animals and instruments, to learning about art and geography. There are varying levels of difficulty, depending on the age and knowledge of each child, which means that you can really complement your child's learning. Omnitux included puzzles, brain teasers, memory and counting exercises, and map positioning exercises. In short, there are tons of games so that your kids can have fun while they learn.

Omemo

N/A

OmegaT+

Rhythmous Systems

If a good application is open source code, this can happen. Smoe new developers decide to spice it up and create a new application with all that good of the previous programs and new features that make it exciting. OmegaT+ is on of those cases. OmegaT is a good CAT Tool, but OmegaT+ takes that good application to a further step and oofers the user a very good application with a lot of more options and better performance. OmegaT+ interface is divided into panel, so we will have on screen the original and the meta text, glossaries, search tools, online dictionaries and even statistics. OmegaT+ can import and export translation memories, so you can use the ones you created wusing other programs. If you need a Computer Assisted Translation tool, OmegaT+ is probably the best free choice out there.

Omega Messenger

Omega Expert

If you have accounts in several IM services, now you can open all of them and have all your contacts in only one interface. Omega Messenger is a multiplatform instant messenger program which supports the four main instant messenger networks : MSN Messenger, Yahoo! Messenger, AIM and ICQ, so you will be able to have all of them together. As you avoid to have four different programs running at the same time, you'll save a lot of resources and your computer will run faster. Finally we have to say that it doesn't offer all the features you can enjoy if you run the programs of each instant messenger net.

oMega Commander

Pylonos.com LLC

Omega

Omega Software

OLM to PST Converter

Aryson Technologies

If you sometimes have compatibility problems with your Outlook files and need to modify the format in just a few seconds, OLM to PST Converter is an interesting conversion program for Windows through which you can transform files with a Mac OLM extension into PST format. Thanks to this simple interface in OLM to PST Converter, you shouldn't face any kinds of difficulties in converting your Mac Outlook inbox to the Windows version of Outlook. You simply have to indicate which files you want to modify and run the conversion tool. It turns out to be very practical that the program not only converts OLM files to PST. OLM to PST Converter can also save them in EML, MSG, and MBOX extensions so you have no compatibility problems. You also have the option to preview each inbox before you start the process. If you want to modify the format of any OLM file available, OLM to PST Converter is a good option that works intuitively to keep you from investing too much time in this task.

Olympus Studio

Olympus Imaging Corp.

Olympus Master

Olympus Imaging Corp.

Do you have a huge quantity of photographs? Would you like to organize them but don't have enough time? Would you like to improve some of the pictures you have taken? You could do all of this and much more with this application. Olympus Master is a free image retouching, enhancing and visualization tool provided by the photography brand Olympus for its customers, but that everyone can enjoy as they are not required to buy an Olympus product in order to use it. You have at your disposal a multitude of tools for retouching your photos, including the option of automatic improvement, the results of which will be truly surprising. You also have tools for ordering and classifying your images, including the possibility of creating albums or organization them by directories. All of these functions make Olympus Master a truly interesting and useful application.

OLM Converter

MailConverterTools

OLM Converter is a highly advanced and expert solution for converting OST to PST. With its well-designed features, the conversion process can be performed effectively and efficiently. The utility offers users a variety of salient features. The GUI is highly interactive and is accessible to both technical and non-technical users. It converts the OLM files into PST, PDF, EML, CSV, MBOX, and other file formats. OLM to PST converter software migrates the OLM files into various email clients such as Gmail, Yahoo Mail, office 365, Hotmail, IMAP, Thunderbird, and AOL. This utility keeps the data safe and secured and maintains the folder hierarchy during conversion. With the free OLM to PST Converter, users are able to convert 50 emails from OLM into PST.

Olive

Olive Devs

Olive is a program for editing and color-correcting videos with nodes. Thanks to these visual programming nodes, you'll have full control over how Olive renders the material you're editing with this tool. You can create all kinds of new visual effects with these nodes, which are capable of connecting videos in a flexible way. You don't even need to write code to achieve new effects when editing videos with Olive. In order to share the nodes with other colleagues who want to use the program, all you have to do is copy and paste the code into your text tool. The integrated OpenColorIO tool allows you to match and color-correct different cameras with ease. By rendering images in 'half float' and 'full float,' Olive can achieve maximum color fidelity in edited videos. Thanks to a robust and efficient disk cache, Olive manages to play edited videos smoothly. In this way, Olive can render material that's already been edited while you keep working on other parts of the project. You can customize this setting to your preferences by choosing the usage limits for the disk cache according to your needs. Olive is an Open Source tool.

OLCall

N/A

Okoker CD-DVD Burner

Okoker Software

Okular

KDE

Okular is a powerful and complete document viewing tool from open source for Windows that has a lot of advanced features developed to make it easier for you to read any file. This utility supports a large number of formats, including PDF, EPub, DjVU and MD. Download Okular for free and get access to an efficient and high-performance document viewer. Okular supports a wide variety of formats, allowing you to open and view all kinds of documents, images with JPEG, PNG, GIF, Tiff and WebP extension or comics in CBR and CBZ formats, among others. This way, you can easily access different types of files without compatibility problems, giving you a wide margin of maneuverability when working with different types of elements. With this tool you will be able to browse the content of your documents visually through the thumbnail panel. This feature will show you a thumbnail of each page, allowing you to quickly find the chapter or section you need. The interface of Okular is designed to be intuitive and easy to use. It has a wide range of functionalities that will help you manage your documents efficiently. Easily find the text selection mode, thumbnail panel or content panel and make the changes you need instantly without getting lost in complex settings. Browse your documents, explore your files and find what you need in text in seconds. Download for free Okular, this powerful and efficient open source document viewer that will allow you to read any file without any problem.

OkMap Desktop

OkMap

Okozo Desktop

N/A

Okozo Desktop is a free application for Windows that offers you colourful and animated wallpapers to set as background. Okozo is very easy to use, you only have to run it, access the wallpaper gallery and choose the one you like the most. Then, install and apply it. Change the wallpaper from its interface. If you think the list is a mess, sort it by categories and have them in order. If you want to have an attractive desktop, Okozo Desktop is the perfect choice.

OkMap

GPS Software

OkMap is a program that lets you download free digital maps and create your own to use on your GPS or Android device. It has several features and functions that are bound to suit whatever it is you are looking for. OkMap can be used on your GPS and Android device and lets you create tracks on the map with statistics and graphs. Whether you are a professional or simply enjoy spending time doing outdoor sports, OkMap is an app that lets you plan your own routes, as you can work them out from your PC and plan your trip. OkMap can also import vectorial data from the most common formats as well as altitude data. All the OkMap functions mean that you can organize your routes, set up reference points and upload all the data to your GPS. OkMap automatically calculates the altitude data and estimated travel time. On the whole, this program offers many possibilities. But don't worry if you have little geographical knowledge; you can also use it simply to plan and follow a route with your GPS, without complicating things for yourself. So, whether you are an expert in digital maps or you simply enjoy outdoor sports, download OkMap now and begin creating your own routes.

OK Button

N/A

OK Button is a simple tool to create very simple but effective buttons and menus for websites. The first thing that'll grab your attention is the program interface. Sometimes it seems oversimplified, like it's lacking options that might have been interesting. Because of this, though, creating any element is as easy as following the steps and simply clicking 'next.' You can select the size, shape, and color of the menus and buttons, and insert whichever text and images you'd like. Also, of course, you can choose another image to be shown when the mouse is hovering over the button. OK Button may be useful for users who have absolutely no knowledge of graphic design, as it's so easy to use that anyone can do it. However, its features are rather subpar when compared with those of most competitors.

OJOsoft Total Video Converter

OJOsoft

If you are seeking a video converter because you need to solve some compatibility problems or you only want to adapt a video to the multimedia player you usually use, OJOSoft Total Video Converter can be a good choice. Its interface is very intuitive. You only need to choose the video file you want to convert and then, choose the output format. Once you have chosen the output video format, you can even choose the device you'll use in case it is the list provided by the program, if not, don't worry, for sure your multimedia player will play the standard format. AVI, MPG, VOB, MP4, 3GP, MOV, WMA... they will not be a problem anymore. You'll be able to play your favorite videos on iPod, XBOX 360, PS3, PSP and on any other device.

Ogre 3D

OGRE Team

OGRE 3D (the name is simply an acronym for Object 'Oriented Graphics Rendering Engine') is a 3D rendering engine geared towards scenes and it's designed to make life easier for video game developers, allowing them to make 3D graphics more intuitively. Many commercial games, including Torchlight, Garshasp, Zombie Driver and the great Zero Gear, have used this tool with very positive results, both in terms of product quality and even in terms of sales. This is something which supports OGRE 3D's quality, to some extent. In terms of features, OGRE 3D contains almost everything that an individual user or an independent developing company might need. This ranges from support for animating human skeletons to loading complex textures in different formats, and includes particle composition systems and transparent elements. OGRE 3D is a 3D graphics creation tool which, as I mentioned earlier, is actively used in some games, including both commercial games and open source games. There are many games that use this technology, ranging from adventures like Venetica (2009) to role-playing games like Torchlight II (2012).

ohmiGene PC

Thierry Nauze

If you are looking for an app that allows you to easily store all of the information related to your ancestors, ohmiGene PC is it. You can create a complete family tree with this program, including its characteristic graphic representation. You create entries with the relevant information for each ancestor and link them according to their personal relationships, as well as including the children that each couple had. You can store a lot of information about each person, ranging from their date of birth and death to photographs and notes about their personalities, lives, etc. The app has a complete tutorial in English that will help you understand how it works. In order to download the manual, click here.

Ogame Calculator 2006

Phoenix Productions

OGAME Calculator 2006 is a fantastic program designed for the thousands of loyal fans of this popular online strategy game. The program includes an intuitive interface and a considerable amount of tools, all of which are very useful and facilitate important aspects of the game such as the production of raw materials, technological development and construction. You can also manage everything relating to your fleet and defences, and even access your Alliance page, the official forums of the site, and a comprehensive tactical guide to the game. Finally, as if to cover everything else relevant to the game, OGAME Calculator 2006 incorporates a small number of specific utilities with which you can simulate battles, compress reports, simulate missile launches, collect all kinds of notes, and even launch other applications outside the program that you like using.

Ogg Codecs

xiph.org

Ogg files are an initiative of Xiph.org fundation to promote open source codecs. They are specially designed for internet audi and video streaming and its main feature is that its compression percentage is higher than all other ones. Ogg can save in one file the audio and video codecs. If you want to seethis kind of videos, you’ll need these codecs. The supported formats with these codecs are Ogg Vorbis, Ogg Speex, Ogg Theora, Ogg FLAC and native FLAC.

OfftypeNet Painter desktop edition

N/A

Oficalc

Ofimega Acadèmies

Oficalc is a powerful scientific calculator that can be used for both simple operations and complicated operations of different matters. It's very useful for students and professionals. This program has various modules that allow you to carry out operations in matters as complex as geometry, trigonometry, statistics or physics, helping you to solve complicated equations. Additionally, the program includes various convertors that will be very useful when checking different equalizations of all kinds. Available in 4 languages, Oficalc is not only a calculator, but also realizes various functions that convert it into a complete desktop tool: agenda, calendar, bloc note, image viewer... are some of the tasks that you can do thanks to Oficalc.

Offline Explorer

MetaProducts

Offline Explorer is an application that allows you to browse complete web pages, once downloaded, without needing to be connected to the Internet. The process is quite simple. You enter the page you'd like to obtain, and Offline Explorer will download pages (via http or ftp), including images, subdirectories, and files, so that later you can access them and navigate as though you were connected. This allows you to download a complete page, close off your connection, and free up your RTB line, or even save the files to a CD.

OfiBarman

Ofimática Jaén S.L.

If you have a bar or restaurant, surely you know about the advantages of using a computer-based management program that will help you with accounting and cash register transactions, along with other information related to the management of your business. OfiBarman is a business administration application dedicated to the service industry, and which will make it much easier for you to control many of the movements within your business, as well as get a good overview of everything that's going on. You'll be just one click from information stored on your clients, distributors, or employees, detailed reports on cash register activity, and statistics related with expenses and general intake. It also includes table reservation capabilities and has support for touchscreens, all of which makes OfiBarman an intriguing option.

MobiOffice

MobiSystems

MobiOffice - это офисное программное обеспечение, которое включает в себя невероятно полезные рабочие инструменты, такие как текстовый процессор, редактор элект

OfficeSuite Free

MobiSystems, Inc.

OfficeSuite Free is an office software that includes incredibly useful work tools such as a text processor, a spreadsheet editor, a PDF format document processor and a tool that helps you create slide show presentations. All these tools are included in a program that takes up an amount of space and resources that’s practically imperceptible for your computer. The interface design in OfficeSuite Free is as minimalist as it is accessible. From the tool bar you’ll have access to all the editing features that make up the programs and all of them are organized according to their use. This design is really similar to the latest versions of the most popular office software programs such as the Microsoft one and it actually rivals it when it comes to features and configuration possibilities. OfficeSuite Free is a must have tool for all those who have a computer and want to stay away from popular brands because it offers basically the same features for free. It is import to highlight the super complete PDF file processor that’ll meet all the needs you may have when it comes to editing or customizing the documents in this popular format.

OfficeIns

Nir Sofer

With this tool, the products in the Microsoft Office suite (Word, Excel, Outlook, PowerPoint, Project, Access, Visio, and FrontPage) can become a lot more manageable as you start controlling their extensions. With Officelns you can view all the extensions you have, read a short description of each, find out with which program they run on, disable them, choose when to open them, or let them do it automatically when you open the application (the default setting). This simple, tiny, and useful application doesn't require any installation. If you've lost track of the patches you have on your Microsoft Office suite and want to manage them, this is the simplest solution out there.