LekkerIM is described as 'Chat as a Service. Add chat for your members in just two lines of code' and is an website in the social & communications category. There are more than 25 alternatives to LekkerIM, not only websites but also apps for a variety of platforms, including Android, iPhone, Windows and Mac apps. The best LekkerIM alternative is Matrix, which is both free and Open Source. Other great sites and apps similar to LekkerIM are Slack, Mattermost, Rocket.Chat and Ripcord.
Matrix defines a set of open APIs for decentralised communication, suitable for securely publishing, persisting and subscribing to data over a global open federation of servers with no single point of control.
Offers unified communication for teams with advanced real-time messaging, contextual features, versatile chat tools, and organized conversations in dedicated channels with integrated file sharing on Mac, Windows, Linux, and mobile platforms for enhanced productivity.
Mattermost is a secure, open source platform for communication, collaboration, and workflow orchestration across tools and teams.
Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
Ripcord is a desktop chat client for group-centric services like Slack and Discord. It provides a traditional compact desktop interface designed for power users. It's not built on top of web browser technology: it responds quickly to input, sips gently from computer...
A comprehensive collaboration platform within Office 365, providing centralized chat, file sharing, and HD video meetings. Accessible on multiple platforms, it offers enterprise-grade security and compliance, customizable notifications, and private to group chat sessions.
Zoho Cliq simplifies your team communication with organized conversations, information that's easy to find and by connecting to the tools you love. Transform ideas into reality with your team. With channels, your team communication is visible, transparent and efficient.
CometChat is a Facebook style footer chat written in PHP and mySql for your website which enables your users to interact and chat with each other in real-time.
VideoMeeting is a free and open source video conference solution built to have video calls and chats using your web browser. It is a pure web application based on WebRTC that can provide communication features within your web browser.
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