Telegram is a free mobile/desktop messaging app with a focus on speed and security.

Signal Private Messenger allows you to communicate in real-time and share media or attachments with complete privacy.

Discord is a popular instant messaging and VoIP app offering data and traffic protection for desktop computers and smartphones. There is an Open Source portable version available.

Beeper is a cross-platform messaging app that combines all your chat networks into one unified inbox, letting you manage services like WhatsApp, iMessage, Telegram, Signal, Slack, and Discord in one place.

GoofCord is a free, open-source, privacy-focused alternative Discord client that strips out tracking, adds strong customization options, and gives you a more responsive chat experience without relying on the official Discord app.

Session is a secure messenger that provides complete end-to-end encryption to ensure privacy and removes sensitive metadata.

Rambox is an Open Source messaging and emailing app that combines the most common web applications into one.

TeamTalk allows you to chat with your friends or colleagues using the internet or a local area network.

If you're looking for a portable way to access Zoom for virtual meetings and collaboration, look no further than zmPortable. Installer is also available.

MyChat is a secure messaging and collaboration platform built for internal business networks.

Jami is a viable alternative to Zoom that is designed with the freedom and privacy of users in mind.

Viber is a cross-platform VoIP (voice over IP) application that will let you send free messages and make free calls to other Viber users on any device, network, or in any country in which you happen to be.

Zoom Workplace can help you connect with friends and coworkers, featuring chat, meetings, video webinars, conference rooms, and more. A portable version is also available.

WhatsApp for Desktop provides you with nearly all the same free functionality of the Android version directly on your PC.

Monochrome is an IRC client intended for long-time IRC users with the goal of security, reliability, and stability despite IRC network failures or connectivity problems.

Jan is a free, open-source AI chat application that runs directly on your computer (Windows, macOS, Linux), giving you ChatGPT-like abilities without sending your data to the cloud.

Chatterino is a specialized chat client for Twitch that offers a more advanced and user-friendly experience than the standard Twitch web chat.

MicroSIP is a free, Open-Source app that allows you to easily make high-quality VoIP calls (person-to-person or on regular telephones) via the open SIP protocol.

SplitCam offers cool webcam effects for having more positive emotions during video calls with your friends.

Logi Tune provides you with a way to optimize your webcam and Logi Dock for video meetings.

Trillian is a multi-network chat client that supports Google, AIM, ICQ, Twitter, and more.

Mumble Portable is an Open Source communication application designed for gamers that offers low latency and ensures that all communications are encrypted. Installer, Linux, and Mac versions are also available.

qTox Portable provides a user-friendly program designed for secure communication, enabling you to connect with friends and family seamlessly. Using the Tox network ensures your conversations remain private and free from third-party eavesdropping.

RetroMessenger is an innovative messaging application inspired by the iconic interfaces from Sci-Fi films that offers you secure, encrypted peer-to-peer connections, ensuring that conversations remain private and protected.

Camfrog Video Chat is a free cross-platform app that lets you instantly jump into live video‑chat rooms or start private video calls.