Viber lets you send free messages and make free calls to other Viber users on any device, network, in any country!

Viber syncs with your mobile contact list and automatically detects which of your contacts are on Viber.

• messages: text, photos and stickers
• group chats
• HD voice calls
• video calls
• full synchronization between mobile and PC clients
• moving incoming calls between devices

Microsoft Teams — an enterprise platform that integrates chat, meetings, notes, and attachments into a workspace. Developed by Microsoft as a competitor to the popular corporate solution Slack.

OpenWebStart is a modern replacement for the outdated Java Web Start technology and the JNLP (Java Network Launch Protocol) standard.

It provides the most commonly used features of Java Web Start and the JNLP standard, allowing you to continue to use and run Java applications that previously ran through Java Web Start without having to rewrite the code.

Features:

WPS Office is a powerful office suite that has good compatibility with Microsoft Office application file formats and provides most of its functions and capabilities.

It includes:
* Writer - text editor (Word)
* Spreadsheet - spreadsheets, calculations and charts (Excel)
* Presentation - wizard for creating presentations (Power Point)

The user interface is presented with modern ribbons in the style of MS Office 2019.

The interface language can be in English, Russian and Ukrainian.

Tixati is a fast, lightweight and powerful BitTorrent client for P2P systems with a rich selection of features that is simple and easy to use.

Here are some key features of Tixati:

SoftMaker FreeOffice is an office suite that has good compatibility with Microsoft Office application file formats and provides most of its functions and features.
This is one of the best free alternative offices that is not inferior in functionality.

It includes:

• TextMaker - text editor (Word)
• PlanMaker - calculations, spreadsheets and charts (Excel)
• Presentations - presentation creation (Power Point)

Back In Time – a backup program that uses incremental snapshots with minimal disk space usage thanks to rsync hard link technology. It offers both a graphical interface and a command line, making it convenient for users of all skill levels.

Key features:

SimulIDE is a simple electronic circuit simulator. It allows you to interactively simulate analog and digital circuits, as well as work with microcontrollers. It includes a variety of ready-made components and a built-in code editor.

It supports PIC, AVR, Arduino, and other microcontrollers and microprocessors.

Features:

StarDict is a cross-platform international dictionary lookup program.

Main features:
* Glob-style pattern matching search
* Fuzzy search
* Working from system tray
* Scanning mouse selection and showing pop-up windows with translation of selected words
* Pronouncing of the translated words
* Plugins support
* ..and more

Qucs-S (Quite Universal Circuit Simulator with SPICE) — is an electronic circuit simulator that provides engineers, students, and radio amateurs with a powerful tool for designing and analyzing electronic devices.
You can create circuits graphically and run simulations of large or small signals, noise, and observe the circuit's behavior.
You can view the simulation results on the presentation page.
In summary, Qucs-S is a powerful and flexible program for simulating electronic circuits.

Key features and benefits: