Communication

Software that people use to talk to each other: messages, email, calls and meetings.

Includes: Team chat, messaging apps, email and mail servers, video meetings, phone systems, video messages, forums and internal communications. Not: contact centres for customers (Customer service).

For example: Slack, Zoom, Gmail.

Subcategories

259 listed products

ProductWhat it says it does
LiberviaLibervia is a all-in-one tool to manage all your communications needs: instant messaging, (micro)blogging, file sharing, photo albums…
BurnerBurner is the original second phone number app, built to maintain your privacy, organize your social circles, and protect your anonymity.
CoccinellaCoccinella is a free and open-source cross-platform communication tool with a built-in whiteboard for improved collaboration with other…
emeseneemesene is a chat program that allows you to connect to different networks like MSN, Gtalk, Facebook chat, Jabber and others.
MailsiteMailSite 11 is a Windows-based business email server with native Classic Outlook support for email, calendars, and contacts.
Marco PoloMarco Polo is the video chat app that brings you closer to the people who matter most without asking you to compromise on trust.
MyBBMyBB is the free and open source forum software powering thousands of engaging, vibrant, and unique communities across the internet.
PolymailPolymail turns your inbox into a control center for closing deals with read tracking, follow ups, and scheduling built directly into email.
TeamSpeakExperience crystal-clear voice communication across platforms with military-grade security, lag-free performance, and unmatched reliability.
WickrAWS Wickr is an enterprise-grade secure collaboration service that transforms how organizations protect their most critical communications.
AdiumAdium is a free instant messaging application for macOS that can connect to XMPP (Jabber), IRC and more.
AfterLogic WebMail LiteFast and easy-to-use webmail front-end for your existing IMAP mail server, Plesk or cPanel.
AircallCustomer communications, evolved with AI that handles customer interactions, end to end.
AmIRCAmIRC is the famous IRC client created by Oliver Wagner and Jamie van den Berge for VaporWare.
BigBlueButtonBigBlueButton is a purpose-built virtual classroom that empowers teachers to teach and learners to learn.
Canary MailSay hello to the AI email assistant that makes managing email smarter, faster, and more secure than ever.
ChatZillaChatZilla is a clean, easy to use and highly extensible Internet Relay Chat (IRC) client
Conference XPConferenceXP is an open source video conferencing and collaboration platform, built on Microsoft Windows
DiscordDiscord is great for playing games and chilling with friends, or even building a worldwide community.
EmpathyEmpathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols.
FluffyChatThe open-source, non-profit European alternative to big tech’s messaging and video-call monopoly.
GitterGitter is a chat and networking platform that helps to manage, grow and connect communities
GmailAI-powered, secure, and easy to use email trusted by billions of people and businesses.
Google VoiceStay connected and save time with a flexible cloud phone system for individuals and businesses of all sizes.
HermesThe most popular Mac BBS — created by a teenager in 1988, now open source after nearly 40 years.
IceWarp Mail ServerIceWarp is an all-in-one collaboration platform that brings essential tools together in a single interface.
LoomEasily record and share AI-powered video messages with your teammates and customers to supercharge productivity
MailEnableMailEnable provides an end to end solution for providing secure email and collaboration services.
MailoMailo is a whole range of innovative services which protect your privacy and personal data:
MattermostZero-trust collaboration, automation and AI in private cloud, self-hosted, and air-gapped environments.
PolariIRC client which enables you to chat with people around world through large chatrooms or via private messaging.
Rocket.ChatCollaborate anyway, in one secure platform for messaging, voice, video, apps and AI.
Roundcubeis a browser-based multilingual IMAP client with an application-like user interface.
Spark MailFast, cross-platform email designed to filter out the noise - so you can focus on what's important.
StoatStoat is the open-source group chat app for friends and communities that works the way you always wished it would.
tintin is a threaded NNTP and spool based UseNet newsreader for a variety of platforms .
TkabberTkabber is a Free and Open Source client for the Jabber instant messaging system.
TokodonTokodon is a Mastodon client. It allows you to interact with the Fediverse community.
UnrealIRCdUnrealIRCd is a highly advanced IRCd with a strong focus on modularity and security.
Vonage Business CommunicationsUnified communications can enhance customer experiences and employee collaboration – all from virtually anywhere.
WherebyWhereby delivers reliable, user-friendly video calling for individuals, teams and enterprise platforms.
Yandex MailE-postalarınız derli toplu olsun, önemli e-postalar gözünüzden kaçmasın ve verilerinizin güvende olduğundan emin olun
AOL MailFrom security to personalization, AOL Mail helps manage your digital life
BombusBombus — небольшой независимый информационный проект о протоколах обмена
BongoA mail and calendar server in one Go binary.
Claws MailClaws Mail is an email client (and news reader), based on GTK+,
Cock.liCock.li is your go-to solution for professional e-mail addresses.
CommuniGate ProThe legendary unified communications server
Cyrus IMAP serverCyrus IMAP is an email, contacts and calendar server.
DinoDino is a modern open-source chat client for the desktop.
ElementSecure communications built on the decentralised Matrix open standard.
eM ClientThe Best Email Client for Windows and Mac
Enhanced Programmable ircII ClientEPIC is an IRC client forked from ircII over 30 years ago.
FastmailFast, private email hosting for you or your business.
FluxBBFluxBB is fast, light, user-friendly forum software for your website.
Free Radio Networkgive a bigger range to portable/mobile radios.
GalèneGalene is an efficient, low-resource videoconference system
GearyGeary is an email application built around conversations for the GNOME desktop.
GGGG - Lekki i Niezawodny Komunikator (d. Gadu-Gadu)
GMail DriveGMail Drive is a Shell Namespace Extension that creates a virtual filesystem
GossipGossip is an instant messaging client for GNOME .
Guerrilla MailAvoid spam and stay safe - use a disposable email address!
GyazMailGyazMail is an all-new email client for Mac OS X .
HarakaA modern, high performance, flexible SMTP server
HEYA delightfully fresh take on email + calendar, from 37signals
IrssiIrssi is a modular text mode chat client. It comes with IRC support built in.
JitsiFree Video Conferencing Software for Web & Mobile
Jitsi MeetJitsi Meet is a fully encrypted, 100% open source video conferencing solution
JustCallJustCall: AI Communication Platform for Sales & Support Teams
KaidanKaidan is a user-friendly and modern chat app for every device.
KikKik Messaging, Chat App, Groups & Communities
KMessKMess is an alternative Live Messenger chat client for Linux.
KontalkCommunity-driven Instant Messaging Network
KonversationKonversation is a user-friendly Internet Relay Chat (IRC) client by KDE.
LicqLicq - an instant messaging client for UNIX
LinphoneSoftphone complet pour la VoIP, la visio et la messagerie instantanée
Mail.ru AgentMail.ru Агент - чаты, группы, видеозвонки и яркие стикеры, уведомления о почте.
MeTA1MeTA1 is a message transfer agent that has been designed with
MonalMonal is an XMPP instant messaging client for macOS and iOS
Mozilla ThunderbirdMeet Thunderbird, the email and productivity app that maximizes your freedoms.
NewsLeecherNewsLeecher - The Complete Usenet Package
NextivaNextiva - AI Customer Experience Management Platform
Nylas N1An extensible desktop mail app built on the modern web. Forks welcome!
OE ClassicOE Classic - Perfect replacement for Outlook Express and Windows Live Mail.
OlvidOlvid est la première messagerie à taille humaine.
PidginPidgin is a chat program which lets you log into accounts on multiple chat
ProsodyProsody is a modern XMPP communication server.
PsiPsi is a free instant messaging application designed for the XMPP network.
PTT Bulletin Board System基於電子佈告欄 (BBS, Bulletin Board System) 技術開發的一系列服務
Quiet Internet PagerQIP / ICQ — ретро-мессенджер без наворотов
RainLoopSimple, modern & fast web-based email client
RingCentralThe Agentic Voice AI platform to drive customer outcomes
SeaMonkeyWeb-browser, advanced e-mail, newsgroup and feed client, IRC chat, and
SignalSignal is a simple, powerful, and secure messenger
SimpleX Chatprivate and secure messenger without any user IDs (not even random)
SlackSlack | AI Work Platform & Productivity Tools
SmuxiSmuxi doesn't do just IRC, it can also handle Jabber / XMPP natively.
SpamCopSpamCop is the premier service for reporting spam.
SuperhumanMail, Docs, and AI that works in every app and tab
ThreemaSecure Communication For Individuals and Companies
ukr.netВсі новини України, останні новини дня в Україні та Світі
VentriloVentrilo is a group communications software client for gamers.
ViberFree and secure calls and messages to anyone, anywhere
WireSecure Messenger for Government and Enterprise | Wire
Xabberopen-source XMPP client for Android and Web
Zoho CliqBusiness communication software for teams
Zoho MailSecure & Professional Business Email for your Organization
+Message「+メッセージ」は、ドコモ・au・ソフトバンク提供のメッセージアプリです。
2016 Democratic National Committee email leakSearch the DNC email database
AlpineAlpine Email Program
AskbotOpen Source Q&A Forum Platform | Askbot
Beehive Foruma PHP/MySQL discussion forum
BiPYerli ve Güvenli Mesajlaşma Uygulaması
BriarSecure messaging anywhere
CGI:IRClets you access IRC from a web browser
ChatSecureEncrypted Messenger for iOS
DialpadThe AI platform for customer experience
Finchcommand line instant messenger
FlarumThe extensible community framework
Forté AgentAgent Newsreader + Email
Google ChatAI-powered chat for teams of all sizes
Google MeetMeet Video conferencing
InstantbirdInstant messaging has never been easier!
ircIIircII is an IRC and ICB client
JabbimJabbim is an Instant Messaging service.
KakaoTalk카카오톡 사람과 세상을 연결하는 전 우주 통신규약을 꿈꾸는 메신저
KiwiIRCKiwiIRC makes Web IRC easy.
KNodeNews reader
LimeChatWindows用のIRCクライアントです。
LISTSERVLISTSERV Email List Management Software
MailfenceSecure and private email service
Mangois a viewer for medical research images.
mIRCmIRC: Internet Relay Chat client
MollyAn improved Signal app
msmtpmsmtp is an SMTP client.
NettalkNettalk - www.ntalk.de - IRC-Client
Open chat共通点でつながるLINEの新しいSNS
PhorumOpen Source PHP Forum Software
PoezioPoezio is a free console XMPP client
QuoShared Phone System for Small Businesses
ShortwaveAutomate your email with AI
SquirrelMailSquirrelMail - Webmail for Nuts!
WeeChatWeeChat, the extensible chat client
Yahoo! ChiebukuroYahoo!知恵袋 - みんなの知恵共有サービス
ZaloỨng dụng liên lạc số 1 Việt Nam
ZoomOne platform to connect
Zoom PhoneZoom Phone: VoIP Phone Service | Zoom
rcircan Internet Relay Chat (IRC) client written in Emacs Lisp. One of two IRC clients included in GNU Emacs since release 22.1, alongside ERC.
Centericqtext mode menu- and window-driven instant messaging interface
Fractalmessaging and collaboration software by GNOME based on the Matrix protocol

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