r/docker is a subreddit with 322k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses docker, container, containers, database, and management, 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
: "Portainer vs. Dockhand, which one do you prefer and why?"
16 posts
#2
Advice Requests
: "Any debugging / general advice on how I could have caught this weird error?"
7 posts
#3
Pain & Anger
: "In a bit of a pickle : docker has filled my root drive, and i don't know how to fix it."
3 posts
#4
Self-Promotion
: "We built a self-hosted deploy platform where you never have to open a terminal."
1 post
Popular Topics in r/docker
#1
Docker
: "Docker Sandboxes safe for Claude Code and Open Code?"
50 posts
#2
Container
: "Do you rebase Container images?"
8 posts
#3
Containers
: "Veth to container mappings"
3 posts
#4
Database
2 posts
#5
Management
2 posts
#6
Mysql
2 posts
#7
Volumes
2 posts
#8
Agent
: "July's AI Security Report: 90 incidents, 207M+ records, 41 AI-driven — the month the Agent became the attacker"
2 posts
#9
Docker Image
: "MacOS M2 Processor with Docker Desktop, mongo:latest image issue. MongoDB cannot start: Linux kernel versions 6.19 and newer has a known incompatibility with this version of MongoDB."
2 posts
#10
Compose
: "docker run works but getting permission errors with docker Compose"
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
: "A year ago I shared DockerWakeUp, a lazy-loading proxy for your homelab. It just got its biggest update yet"
3 posts
Member Growth in r/docker
Yearly
+37k members(12.9%)
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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.
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Last updated: September 14, 2026