OpenOffice office suite is a free alternative to similar development by Microsoft and other companies. Moreover, the transition to this package is simple and fast, thanks to an intuitive interface. This complex of programs has existed for over 20 years. He is completely trustworthy. All over the world, both organizations and individual users, in the event of a decision to switch to free software for working with documents, are primarily considered by OpenOffice.

 LibreOffice is a completely free office suite that is a great alternative to paid Microsoft Office. Thanks to the applications contained in it, the user can create and edit text documents, spreadsheets, presentations and databases. Its great advantage is its relatively high compatibility with Office files, so they can be opened and modified without losing information.

Thanks to the programs included in the LibreOffice package, you can create simple documents, such as cover letters or resumes, as well as all theses. He is also not afraid of calculations, making accounting easier. Thanks to the open license, the package can also be used in the company without any additional fees. The documents that he creates are the current standard of public administration. In addition, they are compatible with Microsoft Office and Office files for Mac OS X. Experienced users will also find application for it thanks to the support of VBA and OpenCL.

 WPS Office is a software package created by Kingsoft, a software developer from China. Paid and free products included in the package began to exist under the current name in June 2014. Up to this point, they were called the Kingsoft Office.

The program has versions in several world languages, including 8 languages ​​for PC and 46 languages ​​for Android.

The package consists of a text program with tools for editing documents, a spreadsheet program for creating spreadsheets and a program for creating presentations of all types and types.

This software package has become a worthy alternative to the usual "Microsoft Office" with its own features and disadvantages.

SketchUp is a software package that is an environment for project development and modeling.

Application

SketchUp is used for modeling and creating projects in the following industries:

• design of architectural projects;
• design of interior and exterior design;
• development of models in woodworking;
• three-dimensional modeling;
• development of landscape design;
• urban planning;
• design of furniture models.

 IrfanView is a small computer program designed to view and play graphic images, audio files, and video files.

The program logo is a red cat lying on its back. It so happened that a small favorite pet of the program developer was crushed by a car. The owner extended his life by choosing the program logo.

The program can work in Windows operating systems, ReactOS. In addition to viewing, using the IrfanView program, graphic images can be copied, cut, pasted into selected parts of images, and special effects can be applied.

Using this program, you can preview images as thumbnails, create screenshots, and use images as screen savers. Working in the IrfanView program, you can enlarge or reduce the image, change the color gamut, saturation and contrast of the image. The listed actions with images can be carried out using effective auto-tuning.

 FastStone Image Viewer is a utility that allows you to view, modify and convert images in Microsoft Windows. The creator of this utility is FastStone Soft.

In the program’s functionality, it’s worth highlighting the possibility of color correction, drawing, setting watermarks for deleting / adding effects, retouching, etc. The user will be able to get rid of the red-eye effect in the photo, replace colors, resize the image, and convert it to another desired format. In addition, in the FastStone Image Viewer program, the user can use the tools to create slideshows. The program offers the user 150 transition options between slides. The utility also has the ability to group images for convenient storage on a computer.

The interface of the FastStone Image Viewer utility is simple and convenient. The main menu displays all the tools that the user may need to edit or convert images. The utility also provides the ability to compare the original version of the image and the variant with the new parameters in one active window, which is divided into two parts. Thanks to the preview function, the user can see changes in color quality, etc. in the edited file.

 CAD-KAS PDF Editor is software that helps you view and edit the contents of PDF documents. The program interface has an Explorer-based layout, so from this point of view it is user-friendly. However, the toolbar menu seems a bit overloaded.

 What is Paint.NET and is it really a worthy tool to work, easy to use and multifunctional? This question is usually faced by users on the Internet, looking for information about this program. To help them with this, this review has been created. He will not only clarify the basic questions and talk about the features of the editor, but also answer the question whether it should be installed.

 Foxit Reader application is a leading software designed for efficient and high-quality electronic viewing of documents. This software mainly supports only the PDF format. Foxit Reader is designed for operating systems of electronic devices such as Windows, Android, IOS, and is also supported on less common Linux systems, Symbian OS, created for mobile phones by Nokia.

The application was created as a competent and improved alternative version of Adobe Reader with a higher speed and a reduced number of system errors. However, Foxit Reader could not completely replace the most popular document viewing application. But the undoubted advantages are the smaller application volume, low requirements for the resources used and high speed.

Foxit Reader is now completely free in its new accelerated version 4.0 for OS Windows. Some owners write about the paid version, which costs 160, but now the application is freely available on the site. Now this software has a completely free GPL license. The owner of any operating system can download it and use it.

 Sublime Text is a text editor that is an integrated software development environment (software).

The first version of the editor, released in January 2008, was adapted to work only under Windows. But starting from the second (the final version of which was released in June 2012), the program became available to users of the operating systems OS X and Linux. Thus, with the release of the second version, Sublime Text becomes cross-platform software.

In total, now 3 versions of this program have been released. The final (third) version of Sublime Text was published on September 13, 2017. Each version was different from the previous functional innovations. Moreover, developers are constantly improving their product by releasing updates.