Sites and apps similar to LekkerIM include Matrix, which is free and open source. Other options are Slack, Mattermost, Rocket.Chat and Ripcord. There's no shortage of Group Chat Apps like LekkerIM, with more than 25 alternatives for Android, iPhone, Windows, Mac and iPad.
An IRC-like internet chatroom hosted on ZeroNet, a distributed network. 0rc is a fully distributed website, and messages are shared through peers using the ZeroNet stack. In addition, making a new chatroom website is a simple as downloading the files and cloning the site.
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.
Spain
EU
WorkDo is an all-in-one app to make teamwork effortless with features that allow you to collaborate easily with your teammates. It is specifically designed to make business management a breeze.
United States
Ryver provides all of your team communications in one place: chats, posts, and files. Invite as many team members and guests as you need.
United States
Fuse Chat is a Video Chat script userfriendly php socket.io script With is fully responsive design whatever if you are using a mobile a computer or even a tablet will always fit your screen and give you the best chat experience possible.
Shrtct is a productivity tool for teams, providing in-context communication (chit chat free!) via Shrtct Hashes. It's great for preparing your team, making important decisions, gathering and storing information, planning, debating and hashing it out.
United States
Fast open source Slack desktop app, written in Node.js with native UI powered by the Yue library.
AVAILO is a business communication app for teams. One place for internal and external communications, open groups for your team members, service providers and customers, with real time messaging, share emails, folders and files, in a simple way.
United Kingdom
JANDI is a group-oriented enterprise messaging platform with an integrated suite of collaboration tools for workplace.
United States
Slenke is an internal social network for your company to securely communicate, share files, manage projects, organize tasks, track time and more. View updates and keep track of whats happening at the workplace no matter where you are.
United States
uShare.to is a communication app for "extended" teams. Bring together teammates, clients and partners together in instant workspaces for video and audio conferencing, chat, mobile messaging and sharing information.
United States
