| 51 |  TeamSpeak 3 ClientUse crystal clear sound to communicate with your team mates cross-platform with military-grade security, lag-free performance & unparalleled reliability and uptime. | 3.6.2 | Free | September 21, 2023 | — | 106.4K ↓ |
| 52 |  ElementSecure collaboration and messaging | 1.12.32 | Open source | October 16, 2026 | 219.6 MB | ★ 1.5K |
| 53 |  Amazon ChimeA communications service that lets you meet, chat, and place business calls inside and outside your organization, all using a single application. | 5.23.32138 | Proprietary | May 28, 2026 | 148.9 MB | 72.9K ↓ |
| 54 |  threema-webCommunicate with friends and family in complete confidentiality – no data snooping, no metadata collection, no compromises. | 1.2.50 | Open source | March 9, 2026 | 144.4 MB | 7.3K ↓ |
| 55 |  EkigaAn open source SoftPhone, Video Conferencing and Instant Messenger application over the Internet. | 4.0.2 | Open source | June 2, 2026 | 21.5 MB | 1.9K ↓ |
| 56 |  SimpleX ChatSimpleX - the first messaging network operating without user identifiers of any kind - 100% private by design! iOS,
Android and desktop apps 📱! | 7.0.3 | Open source | September 28, 2026 | — | 2.6K ↓ |
| 57 | NNextivaVoIP Desktop App designed for use with Nextiva VoIP Phone Systems | 1.20.1 | Proprietary | February 17, 2026 | — | 72.4K ↓ |
| 58 |  Hyperspace DesktopThe new beautiful, fluffy client for the fediverse written in TypeScript and React | 1.1.4 | Other licence | July 2, 2021 | — | 1.1K ↓ |
| 59 |  MicroSIP (Lite)Open source portable SIP softphone based on PJSIP stack for Windows OS. | 3.22.20 | Open source | October 19, 2026 | 6.3 MB | 16.9K ↓ |
| 60 |  marchatLightweight terminal chat with WebSockets and optional E2E encryption | 1.3.8 | Open source | October 1, 2026 | — | 341 ↓ |
| 61 |  SengiMastodon & Pleroma Multi-account Desktop Client | 1.8.0 | Open source | August 21, 2023 | — | 2.2K ↓ |
| 62 |  FluxerA chat app that puts you first. | 2026.1026.24218 | Open source | October 26, 2026 | — | ★ 10.6K |
| 63 | WwaveboxWavebox 10. A distraction-free browser for fast and focused working across all web apps. | 156.3.20.2 | Proprietary | | 209.9 MB | 36.3K ↓ |
| 64 |  ElkNative version of Elk, a nimble Mastodon web | 0.4.0 | Open source | March 1, 2023 | — | 229 ↓ |
| 65 |  Signal BetaPrivate messaging from your desktop. Beta Desktop Client. | 8.33.0-beta.1 | Open source | October 21, 2026 | 284.5 MB | ★ 16.6K |
| 66 |  telegram-owlCLI utility to send messages and files to Telegram chats and channels | 2.2.0 | Open source | September 27, 2026 | — | 328 ↓ |
| 67 |  Telegram Desktop BetaTelegram is a cloud-based mobile and desktop messaging app with a focus on security and speed. | 4.6.4 | Open source | February 20, 2023 | — | ★ 33.3K |
| 68 |  Softros LAN MessengerSoftros LAN Messenger is an easy-to-use LAN messaging application for safe, secure and effective intra-office communication. It does not require a server to run and is very easy to install. | 12.6.8 | Proprietary | October 9, 2026 | 52.2 MB | 15K ↓ |
| 69 | AAircallA flexible solution that fits the teams you have today (and the plans you have for tomorrow). | 3.1.66 | Proprietary | January 23, 2025 | 96.2 MB | 7.9K ↓ |
| 70 | NNeoChatMatrix Client | 26.08.1 | Open source | September 5, 2026 | 187.9 MB | 3.8K ↓ |
| 71 |  Logi TuneGet more out of your headsets and webcams, and book your spaces for better days in the office. | 3.15.80.0 | Proprietary | October 17, 2026 | 205.6 MB | 13.1K ↓ |
| 72 |  Messages for WebGoogle Messages for Web on Windows. Runs "Messages for web" in a native Windows application. Close to system tray. Ctrl+Alt+M to show window. | 1.0.5 | Open source | August 20, 2026 | — | 1.6K ↓ |
| 73 |  TIMWork efficiency and team collaboration tool | 3.4.8.22121 | Proprietary | October 24, 2023 | — | 12.8K ↓ |
| 74 |  BlinkA state of the art, easy to use SIP client | 6.0.3 | Open source | June 26, 2025 | 97.6 MB | 6.1K ↓ |
| 75 | YyakyakUnofficial chat client for Google Hangouts | 1.5.11.5 | Open source | | — | 9.4K ↓ |
| 76 |  Ferdium NightlyMessaging app for WhatsApp, Slack, Telegram, HipChat, Hangouts and many many more. | 7.2.4-nightly.3 | Open source | September 11, 2026 | — | ★ 4.7K |
| 77 |  DiscordChatExporter.GUIExports Discord chat logs to a file | 2.48 | Open source | August 28, 2026 | — | ★ 12.2K |
| 78 |  ChatLabA Local-first chat analysis tool: Relive your social memories powered by SQL and AI Agents. | 0.37.6 | Open source | October 22, 2026 | — | ★ 7.6K |
| 79 |  dbt CoreBuild analytics the way engineers build applications | 2.0.8 | Open source | October 14, 2026 | — | ★ 14.1K |
| 80 | RRingCentralCommunicate your way with team messaging, video meetings, and a modern business phone—all in one place. | 26.3.3012 | Proprietary | October 24, 2026 | 361.8 MB | 5.3K ↓ |
| 81 |  VesktopA cross platform electron-based desktop app aiming to give you a snappier Discord experience with Vencord pre-installed. | 1.6.8 | Open source | October 22, 2026 | — | ★ 8.5K |
| 82 |  DiscordChatExporter.CLIExports Discord chat logs to a file | 2.48 | Open source | September 9, 2026 | — | ★ 12.2K |
| 83 | RripcordDesktop chat client for group-centric services like Slack and Discord. | 0.4.29 | Proprietary | | 16.9 MB | 4.3K ↓ |
| 84 | AAdiIRCAdiIRC is a free Internet Relay Chat (IRC) client | 4.4 | Free | February 12, 2026 | 2.5 MB | 2.5K ↓ |
| 85 |  VencordThe cutest Discord client mod | 1.4.2 | Open source | September 30, 2026 | — | ★ 14.3K |
| 86 |  HalloyHalloy is an open-source IRC client written in Rust, with the Iced GUI library. It aims to provide a simple and fast client for Mac, Windows, and Linux platforms. | 2026.9.0 | Open source | October 1, 2026 | — | ★ 4.6K |
| 87 |  VencordThe cutest Discord client mod | 1.4.2 | Open source | October 12, 2026 | — | ★ 14.3K |
| 88 |  VencordThe cutest Discord client mod | 1.4.1 | Open source | October 2, 2026 | — | ★ 14.3K |
| 89 |  HuLaAn Instant Messaging System Built with Tauri, Vite 6, Vue 3, and TypeScript | 3.0.9 | Open source | January 19, 2026 | — | ★ 7.8K |
| 90 |  AyuGram DesktopDesktop Telegram client with good customization and Ghost mode. | 7.2.9 | Open source | October 5, 2026 | — | ★ 7.1K |
| 91 |  LegcordLegcord is a custom client designed to enhance your Discord experience while keeping everything lightweight. | 1.3.1 | Open source | October 19, 2026 | — | ★ 3.5K |
| 92 |  RamboxWorkspace simplifier - The only way to organize your workspace and boost your productivity | 0.8.0 | Open source | October 11, 2022 | — | ★ 6.4K |
| 93 |  Ferdium BetaMessaging app for WhatsApp, Slack, Telegram, HipChat, Hangouts and many many more. | 6.4.1-beta.2 | Open source | August 11, 2023 | — | ★ 4.7K |
| 94 |  CustomRPCustom Rich Presence (playing status) manager for Discord. Features run on startup and minimizing to tray. | 1.19.4.1 | Open source | October 19, 2026 | — | ★ 964 |
| 95 | 네네이트온NateOn is instant messgnger and business messenger developed by SK Communications. | 7.0.42.0 | Proprietary | October 23, 2026 | 20.0 MB | 1.2K ↓ |
| 96 |  AltusDesktop client for WhatsApp Web with themes & multiple account support. | 5.8.1 | Open source | July 18, 2026 | — | ★ 715 |
| 97 | PPulseView (Nightly)Tool to interface with USB logic analyzers and visualize and decode the signals | nightly | Open source | July 16, 2024 | 45.3 MB | 1.3K ↓ |
| 98 |  DeltaChatA decentralized and secure messenger app | 2.62.0 | Open source | September 27, 2026 | 141.5 MB | ★ 1.6K |
| 99 |  wewechatUnofficial WeChat client built with React, MobX and Electron. | 1.1.7 | Open source | July 26, 2021 | — | ★ 5.7K |
| 100 |  GoofCordA privacy minded and highly configurable Discord client | 2.3.0 | Open source | August 6, 2026 | — | ★ 1K |