Slack community for Elixir programming language.

Slack community for Elm language.

A Slack community for people who love all things Clojure. Discussions around #clojure #clojurescript #datomic #datascript #webdevelopment and more

We learn programming together and help each other when we get stuck.

The biggest data science slack community with over 3,700 members - chat about anything and everything to do with data & machine learning. Share knowledge, get help, collaborate and more!

We are a community of Ruby on Rails developers from all over the world, including avid OSS contributors, full-stack engineers, founders of startup, backend engineers at enterprise and students learning Ruby on Rails. Join us and talk on Slack!

Android United is a friendly Slack community of professional Android developers. At the moment we unite more than 300 developers from all over the world. We share our experience, knowledge and relevant news about Android and mobile. We help each other.

Slack community for Slack app developers. Members include people from Slack.

AndroidChat is an open community with a Slack team open to everyone. A place where every developer, idealist, entrepreneur or geek is welcome to share their ideas, questions and successes.

A community for anyone and everyone interested in open source, container tech, Docker, Mesos, Kubernetes and more! If you're interested in these things you'll fit right in :) Managed by {code} by Dell EMC

Ruby and Ruby on Rails Slack group. Invites are manually reviewed and accepted to avoid abuse so it may take a while until you get accepted.

A slack channel for all VueJS lovers.

The Server Side Swift community focusing on Swift development on the server - primarily in Perfect.

A community for emerging technologies

Data Discourse is Experfy's community of Data Science, IoT, and Big Data experts. Experfy based in the Harvard Innovation Launch Lab, is a data science, analytics and engineering talent marketplace.

Slack community for distributed system

Join our Slack Community and help us decentralize the internet. Status is a completely open source project, built for Ethereum. #blockchain #privacy #opensource #clojure

PHP Chat is a live-chat community of PHP Programmers from around the world, on Slack. If you're a PHP Programmer, Then you must join PHP Chat to connect with fellow PHP Programmers from across the globe.

Chaos Engineering Community Slack, where we can discuss anything related to breaking stuff.

Anyone with any amount of interest in Node.js is welcome to join. This is meant to be a very open and collaborative community. A real-time discussion place for literally anything Node.js :)

Slack community for Erlang programming language.

The Slack community for developers working with Microsoft technologies

UX.guide is a quickly growing community for people to share and learn about all things user experience and product design.

Join the Swift Developer Community in India 🇮🇳. We have a dedicated Slack, Publication, Newsletter and host city-wise meet-ups all around India.

DevOpsLinks is an online community of a diverse and passionate DevOps, SysAdmins and Developers from all over the world.

A channel for worldwide PHP-Users to connect

The Rust Programming Language on slack. The official team for https://www.rust-lang.org

It is all about UI/UX design and SketchApp software

We build open source tools for developers building cloud native applications on Kubernetes. Telepresence lets you develop and debug your Kubernetes services locally while bridging to a remote Kube cluster. Ambassador is an API Gateway built on top of the Envoy Proxy. Ask questions about any of our tools here, or join in the general discussion about cloud native application development.

R - team from all around the world helping each other in learning and exploring the R data analysis tool.

Community of Node.js and .NET developers who utilize Edge.js to interop between the two within a single process on Windows, OSX, and Linux.

BZC write jokes and earn money!

Parse Open Source Community

Viewers of Level Up Tutorials, where there are over 790 free web development tutorials. A group of passionate learners and developers.

Machine learning & AI discussion, competitions and more!

Slack community for Symfony 2 users.

Come hang out and talk about your project built on Foundation or help with your sites, apps, and email templates.

The MUD Coders Guild is a community for people with a passion for creating text-based games.

Scala community in Russian language | Русскоязычное сообщество языка Scala

Calling all Red Hat Linux SysAdmins! Come together and socialize from the comfort of your own server cave with like-minded people. Discuss the issues (or complaints) you have with your servers (or clients)!

codebar is a non-profit initiative that facilitates the growth of a diverse tech community by running regular programming workshops.

Original PICO-8 Slack team !

A Slack chat based community for learning the Swift programming language together.

Electronics For All (An Open Community), For People around the world, who are interested in Embedded Systems (8051, AVR, PIC, ARM, etc,.),  Embedded OS (Android, Tizen, Brillo, mBED, Ubuntu, Windows IoT core, etc,.),  Electronics (Schematics, Simulation, PCB, etc,.),  Industrial Automation (PLC, CNC, SCADA, HMI,etc,.), Robotics (Industrial, Rovers, DoF, etc,.), Open-Hardware (Arduino, Raspberry PI, Digistump, Trinket), Open-Source Software, Tool, Framework and Platform, Beacons (PhysicalWeb, iBeacon, Eddystone,etc,.), 3D printing,  Professional networking, knowledge sharing and discussions on these technologies and engineering as well as emerging technologies.

Next Reality is the leading Augmented and Virtual reality Slack community with over 2,000 members. Learn, discover, inspire.

Emulation Development

We are United Designers, a not for profit global community of designers and developers who share a passion for creating. We have a mix of channels geared towards serious design discussion and professional help as well as channels for day-to-day chatting and inspiration.

Growing community of tvOS developers building Apple TV apps.