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Showing 241–300 of 530 (10490 total) · Search by description →
AI Email & Productivity
FiloMail
AI-powered email client designed for Gmail
Email Infrastructure
Klaviyo
Klaviyo is a cloud-based marketing automation platform for email and SMS campaigns.
Video & Voice
kMeet
Client for the kMeet videoconferencing solution
Customer Support & Live Chat
Live Helper Chat
Live Support chat for your website.
Email Clients
Mailbird
Email client
Email Infrastructure
MailCompare.eu
Find the cheapest email marketing tool for your list
Email Infrastructure
Mailman
Manage electronic mail discussion and e-newsletter lists.
Team Chat & Messaging
Rambox
Workspace simplifier - to organize your workspace and boost your productivity
Team Chat & Messaging
Rambox
Messaging and emailing app that combines common web applications into one.
Email Infrastructure
Sendinblue
Email marketing and automation platform for businesses to design, send, and track campaigns.
AI Email & Productivity
StrainSignal
Early burnout signals for Slack-native teams
AI Chat & Voice Agents
Summify MCP
Knowledge pods for Claude, ChatGPT, and any AI agent.
Video & Voice
Tandem
Virtual office for remote teams
Team Chat & Messaging
Threema Work
End-to-end encrypted instant messaging application
Team Chat & Messaging
Virola Messenger
Instant messaging and collaboration tool with private and group chat rooms, continuous voice and video meetings, files sharing, issue…
Team Chat & Messaging
Bitmessage
P2P communications protocol
Email Infrastructure
MailCue
Run as a fully hardened production email server.
Email Clients
Meru
Gmail desktop app
Video & Voice
PhoneCane
Anonymous voice calls with strangers No account. No history.
Video & Voice
plugNmeet
Scalable and high performance web conferencing system.
Video & Voice
SonicMeet
Live captions & translation for Google Meet, Zoom and Teams
Team Chat & Messaging
Stoat
Stoat is a user-first chat platform built with modern web technologies.
Team Chat & Messaging
Textual
Application for interacting with Internet Relay Chat (IRC) chatrooms
Forums & Community
Usenapp
Newsreader and Usenet client
Team Chat & Messaging
ejabberd
XMPP instant messaging server.
Video & Voice
FusionPBX
Web interface for multi-platform voice switch called FreeSWITCH.
Video & Voice
Google Meet
Video conferencing service for online meetings and webinars.
Team Chat & Messaging
Guilded
Group chat platform
AI Email & Productivity
Inbox Autopilot by Dimension
Your inbox, handled
Email Clients
Letter Opener
Display winmail.dat files directly in Mail.app
Email Clients
MailTags
Use tags to organize email and schedule.
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Video & Voice
ovice
Virtual workplace for distributed teams
Video & Voice
RemoteHamRadio
Desktop console app for RemoteHamRadio service
Team Chat & Messaging
Salut à Toi
Multipurpose, multi frontend, libre and decentralized communication tool.
Team Chat & Messaging
Ably Chat
The Chat API built for serious scale
Video & Voice
Aircall
Cloud-based call center and phone system software
AI Chat & Voice Agents
Amazon Alexa
Voice‑controlled virtual assistant for smart devices.
Customer Support & Live Chat
Braze
Braze is a customer engagement platform for sending targeted messages across channels.
Team Chat & Messaging
Chatty
Twitch chat client
Video & Voice
Mumble Snapshot
Open-source, low-latency, high quality voice chat software for gaming
Video & Voice
Openmeetings
Video conferencing, instant messaging, whiteboard, collaborative document editing and other groupware tools using API functions of the Red5…
Team Chat & Messaging
SAMA
Next-Gen self-hosted chat server and clients.
Video & Voice
TrueConf
Platform for your corporate communications, based on the advanced architecture, with support for UltraHD video conferencing, built-in…
Team Chat & Messaging
Twake Desktop
File synchronisation for Twake Workplace
Video & Voice
Calloza
Global phone always with you, just open browser
Email Clients
Criptext
Email service that's built around privacy
Email Clients
Edison Mail
A customisable, simple, and beautiful email client. ![Freeware][Freeware Icon]
Team Chat & Messaging
LimeChat
Open-source IRC client for Mac OS X.
Email Infrastructure
Mailchimp
Email marketing platform for creating, sending, and analyzing campaigns.
Team Chat & Messaging
Mezon
A new way to communicate with your team. It's free, faster, better organized, better for WFH.
Email Clients
Nylas Mail
Extensible desktop mail app built on the modern web.
AI Chat & Voice Agents
Slackbot
Team up with your AI teammate in the all-new Slack
Team Chat & Messaging
Tigase
XMPP server implementation in Java.
Team Chat & Messaging
All-in-One Messenger
Combined interface for various messaging platforms
Team Chat & Messaging
BubbleReel
Bring your chat bubbles to life
Team Chat & Messaging
Discord Canary
Voice and text chat software
Customer Support & Live Chat
Dixa
Customer service platform
AI Chat & Voice Agents
Insight7: AI Communication Coach
Practice real conversations with an AI communication coach
Email Clients
Kiwi for Gmail
Enhances Gmail like a full-featured desktop office productivity app
Email Clients
N1
Extensible, open-source mail app, free for developers and $7/month for Pro. ![Open-Source Software][OSS Icon]