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r/docker is a subreddit with 277k members. Its distinguishing qualities are that the community is huge in size, and has high activity.
Docker is an open-source project to easily create lightweight, portable, self-sufficient containers from any application. The same container that a developer builds and tests on a laptop can run at scale, in production, on VMs, bare metal, OpenStack clusters, public clouds and more.
Popular Themes in r/docker
#1
Solution Requests
: "Docker in prod in 2025 - is K8s 'the way'"
56 posts
#2
Advice Requests
: "How do you dockerize your java application ?"
12 posts
#3
Self-Promotion
: "Heard of Dozzle? I built LogForge - UI dashboard for docker with alerts"
2 posts
#4
News
: "Introducing Docker Hardened Images: Secure, Minimal, and Ready for Production"
2 posts
#5
Pain & Anger
: "Updated ubuntu to 24, worked, updated the docker containers, and now get an error"
1 post
Popular Topics in r/docker
#1
Docker
: "/r/Docker is reopen under new management"
216 posts
#2
Container
: "Container Image Hardening Specification"
18 posts
#3
Compose
: "I am too stupid to use docker? Cant restart container using docker Compose"
12 posts
#4
Networking
: "docker Networking best practice to avoid subnet conflict with production"
8 posts
#5
Swarm
: "Docker Swarm vs compose for multi Node setup"
7 posts
#6
Image
: "Failing to build an Image if the tests fail and all done in docker is the only sane way - am I being unreasonable?"
7 posts
#7
Setup
: "Looking for brutally honest feedback on my Docker Setup (self-hosted collaborative dev env)"
5 posts
#8
Iptv
: "Best Iptv Services of 2025 – Iptv TOD Delivers Premium Streaming"
4 posts
#9
Network
: "Is this Network performance accepted for docker desktop on windows?"
4 posts
#10
Error
: "Error: adb failed to open device: Input/Output Error when connecting Android phone to Docker container for first-time authentication"
4 posts
Member Growth in r/docker
Yearly
+78k members(39.1%)
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