In their own words
Welcome to your friendly /r/homelab, where techies and sysadmin from everywhere are welcome to share their labs, projects, builds, etc. This reddit community has an associated discord server.
This community has a forum
This community has a realtime chat
This community does not require an application to join
This community does not set up 1:1 pairing between it's members
This community does not have discounts and perks for it's members
This community does not host offline events and meetups
This community does not have an associated newsletter
This community does not have an associated job board
This community does not require a paid membership
on redditA community dedicated to all things web development: both front-end and back-end. This community has a dedicated discord server.
on redditA place to share alternatives to popular online services that can be self-hosted without giving up privacy or locking you into a service you don't control.
on redditNews, articles and tools covering Amazon Web Services (AWS), including S3, EC2, SQS, RDS, DynamoDB, IAM, CloudFormation, Route 53, CloudFront, Lambda, VPC, Cloudwatch, Glacier and more.
on redditAll things Linux and GNU/Linux -- this is neither a community exclusively about the kernel Linux, nor is exclusively about the GNU operating system. This subreddit has an associated chat on freenode.net