r/docker is a subreddit with 325k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses docker, database, management, mysql, and container, and they frequently recommend/review monitoring tool, hosting, and vpn solution.
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
: "Any Docker Recommendations?"
6 posts
#2
Advice Requests
: "I'm working as L1 Linux System Admin. I want to learn Docker & Kubernetes in a structured way. Can you please suggest some good courses for Docker & Kubernetes which is still relevant in 2026?"
2 posts
#3
Pain & Anger
: "Docker wiped months of my work in a matter of seconds"
1 post
Popular Topics in r/docker
#1
Docker
: "Rootless Docker: ping from within container is way faster than host's ping"
50 posts
#2
Database
2 posts
#3
Management
2 posts
#4
Mysql
2 posts
#5
Container
2 posts
#6
Volumes
2 posts
#7
Mac
: "Need Help: Docker Desktop Not Opening on MacBook Air M5"
2 posts
#8
Disk Space
: "How to get my WSL2 ext4.vhdx file to free up space?"
2 posts
#9
Docker Containers
: "New Docker Containers unreachable via http from anywhere"
2 posts
Products Discussed in r/docker
Monitoring Tool
3 reviews
#1
CAdvisor
3.0★ from 1 review
#2
Netdata
4.0★ from 1 review
#3
Prometheus
4.0★ from 1 review
Hosting
2 reviews
#1
Hetzner
5.0★ from 1 review
#2
Fly.io
4.0★ from 1 review
Vpn Solution
2 reviews
#1
pfSense
4.0★ from 1 review
#2
WireGuard
4.0★ from 1 review
Flair Used in r/docker
#1
Mod Approved
: "50MB Challenge: can a real Java app fit in a 50MB Docker image?"
1 post
Member Growth in r/docker
Yearly
+34k members(11.8%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/docker, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: November 5, 2026