r/docker

Community Overview
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About r/docker

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.

The community at a glance

r/docker is a Subreddit for Self-Hosters with roughly 321K members. It uses a forum format for communication. It also includes courses or structured learning. On the Hive Index it ranks #10 in the Self-Hosting communities list.

Roughly 37K members have joined in the past year. Popular discussion topics include Docker, Container, and Docker Container. Common discussion themes are Solution Requests and Advice Requests. Product recommendations often mention iptv and docker tutorial.

On Reddit
321K Members

Community Topics

Community Features

Forum

This community has a forum

Courses

This community offers educational courses

Subreddit Analysis

via GummySearch
Yearly: +37K members
Growth: +12.9% / year

Member growth over time

All time (yearly)

  • 2014: 3K members
  • 2015: 4K members
  • 2016: 6K members
  • 2017: 10K members
  • 2018: 26K members
  • 2019: 30K members
  • 2020: 41K members
  • 2021: 26K members
  • 2023: 40K members
  • 2024: 34K members
  • 2025: 77K members
  • 2026: 25K members

Past year (monthly)

  • Oct: 3K members
  • Nov: 4K members
  • Dec: 3K members
  • Jan: 4K members
  • Feb: 3K members
  • Mar: 3K members
  • Apr: 3K members
  • May: 3K members
  • Jun: 3K members
  • Jul: 3K members
  • Aug: 3K members
  • Sep: 686 members

Themes

  • Solution Requests
    13 posts in the past month
    1. Portainer vs. Dockhand, which one do you prefer and why?
    2. How do you backup Nextcloud/WordPress in Docker?
    3. Help installing FreeSurfer (a medical imaging program) on windows using Docker Desktop
    #1
    Solution Requests
    Portainer vs. Dockhand, which one do you prefer and why? · How do you backup Nextcloud/WordPress in Docker? · Help installing FreeSurfer (a medical imaging program) on windows using Docker Desktop
    13
  • Advice Requests
    8 posts in the past month
    1. Is there a pre-Docker 101 guide?
    2. Need advice: Did I mess up my architecture? Also, Dokploy vs Coolify vs Komodo?
    3. Question about volume bind problem with docker swarm
    #2
    Advice Requests
    Is there a pre-Docker 101 guide? · Need advice: Did I mess up my architecture? Also, Dokploy vs Coolify vs Komodo? · Question about volume bind problem with docker swarm
    8
  • Ideas
    1 post in the past month
    1. I kept leaving simulators booted for hours — so I made a menu bar app that catches them
    #3
    Ideas
    I kept leaving simulators booted for hours — so I made a menu bar app that catches them
    1
  • Pain & Anger
    1 post in the past month
    1. Why docker stop takes ten seconds on a container that's doing nothing
    #4
    Pain & Anger
    Why docker stop takes ten seconds on a container that's doing nothing
    1

Topics

  • Docker
    73 posts in the past month
    1. Has anyone come back to docker after using podman?
    2. Several Ubuntu-based Docker images shrank by 40-80 % thanks to Chisel and Rockcraft
    3. Why docker stop takes ten seconds on a container that's doing nothing
    #1
    Docker
    Has anyone come back to docker after using podman? · Several Ubuntu-based Docker images shrank by 40-80 % thanks to Chisel and Rockcraft · Why docker stop takes ten seconds on a container that's doing nothing
    73
  • Container
    9 posts in the past month
    1. Why docker stop takes ten seconds on a container that's doing nothing
    2. Do you rebase container images?
    3. Weird pull issue with TecharoHQ Anubis container
    #2
    Container
    Why docker stop takes ten seconds on a container that's doing nothing · Do you rebase container images? · Weird pull issue with TecharoHQ Anubis container
    9
  • Docker Container
    5 posts in the past month
    1. do you scale your production database using docker ?
    2. Wireguard to Nginx inside Docker
    3. Apps show Docker IP when not using Cloudflare proxy
    #3
    Docker Container
    do you scale your production database using docker ? · Wireguard to Nginx inside Docker · Apps show Docker IP when not using Cloudflare proxy
    5
  • Help
    4 posts in the past month
    #4
    Help
    4
  • Ai
    3 posts in the past month
    1. How often does AI give you Docker commands or configs that don't even exist in the official documentation?
    2. I tested a unified API for multiple LLMs.Disclosure: CoffeeRouter provided me with trial credits for testing.I recently tested CoffeeRouter for a small AI project. It provides access to multiple models through one API key, which made switching between models easier.What I liked:Simple integration、Ea
    3. I tested a unified API for multiple LLMs.Disclosure: CoffeeRouter provided me with trial credits for testing.I recently tested CoffeeRouter for a small AI project. It provides access to multiple models through one API key, which made switching between models easier.What I liked:Simple integration、Ea
    #5
    Ai
    How often does AI give you Docker commands or configs that don't even exist in the official documentation? · I tested a unified API for multiple LLMs.Disclosure: CoffeeRouter provided me with trial credits for testing.I recently tested CoffeeRouter for a small AI project. It provides access to multiple models through one API key, which made switching between models easier.What I liked:Simple integration、Ea · I tested a unified API for multiple LLMs.Disclosure: CoffeeRouter provided me with trial credits for testing.I recently tested CoffeeRouter for a small AI project. It provides access to multiple models through one API key, which made switching between models easier.What I liked:Simple integration、Ea
    3

Flair

  • Mod Approved
    1 post in the past month
    1. A year ago I shared DockerWakeUp, a lazy-loading proxy for your homelab. It just got its biggest update yet
    #1
    Mod Approved
    A year ago I shared DockerWakeUp, a lazy-loading proxy for your homelab. It just got its biggest update yet
    1

Product recommendations

  • iptv
    9 posts in the past month
    1. I Finally Found the Best IPTV Service That Truly Delivers After Endless Searching! Top Choice (Honest Review)
    2. Best IPTV Canada Reddit
    3. Best IPTV Canada Reddit
    #1
    iptv
    I Finally Found the Best IPTV Service That Truly Delivers After Endless Searching! Top Choice (Honest Review) · Best IPTV Canada Reddit · Best IPTV Canada Reddit
    9
  • docker tutorial
    2 posts in the past month
    1. Recommend Docker tutorial
    2. Can anyone recommend a good Docker tutorial?
    #2
    docker tutorial
    Recommend Docker tutorial · Can anyone recommend a good Docker tutorial?
    2
View full analysis on GummySearchSynced 9/5/2026

Frequently asked questions

Who is r/docker for?
Best for Self-Hosters enthusiasts looking for a Reddit-based community with forum discussion.
Is r/docker free to join?
This listing is not marked as paid-only. Access rules and any fees are decided by the community.
How many members does r/docker have?
Roughly 321K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
What platform is r/docker on?
r/docker runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
What topics does r/docker cover?
On the Hive Index, r/docker is organized under Self-Hosters.
How do I join r/docker?
You can join r/docker by clicking this link, or pressing the "Go to community" button above.
What are the Self-Hosting communities like?
Communities for people running their own servers, home labs, and self-hosted applications. Reddit dominates with massive communities for home automation, self-hosted media servers, and container orchestration, covering everything from beginner setup to advanced homelab builds.
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Added 3/13/2026

Monthly Stats

10
Views /mo
(+11%)
10
Visitors /mo
(+25%)
0
Referrals /mo

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