Docker is weird(codeandcake.dev)
802 points by psxuaw | 344 comments
A blog post sharing surprising things the author learned about Docker internals while building their own container runtime, covering namespaces, cgroups, images, runc and Go.
#docker on Hacker News
40 stories tagged docker, newest first.
Docker Agent(github.com)
290 points by saikatsg | 132 comments
GitHub repository for docker-agent, an Apache-2.0 licensed AI agent builder and runtime from Docker Engineering.
Docker has always used microVMs (well since 2016)(dave.recoil.org)
38 points by avsm | 30 comments
Blog post by Dave Scott explaining that Docker Desktop has run containers inside microVMs with a stripped-down Linux kernel since 2016.
Show HN: Made an open-source Lego AI generator(github.com)
114 points by antelocnova | 44 comments
GitHub repository for ldraw-nova, open-source agent tooling that uses LLMs to generate LEGO CAD models in the LDraw format, packaged as a dockerized web app.
Show HN: Strata – an expressive semantic layer that can say no to your LLM(strata.do)
10 points by ajoski9 | 6 comments
Free trial page for Strata, a semantic layer and BI platform with dashboards and LLM/MCP access that runs locally via Docker.
What Sentry's 16GB selfhosted taught me(epure.sh)
6 points by nonmaskable | 6 comments
Blog post from Epure on Sentry's 16GB RAM self-hosting requirement, presenting Epure as a lightweight Rust and Postgres exception-ingest alternative using about 53 MiB.
Omarchy: Any User Process Can Escalate to Root(0xcc.io)
471 points by trap0xcc | 451 comments
Blog post describing a flaw in Omarchy's default Docker configuration that let any desktop user process escalate to root without a password; fixed in 4.0.1.
Docker Sandboxes – Disposable, isolated sandboxes for AI agents(docker.com)
619 points by etoxin | 344 comments
Docker product page for Docker Sandboxes, disposable isolated local sandboxes for running AI coding agents like Claude Code and Codex safely.
TIL: You can make HTTP requests without curl using Bash /dev/TCP(mareksuppa.com)
511 points by mrshu | 221 comments
A TIL blog post explaining how to make HTTP requests from a minimal container lacking curl or wget by using Bash's /dev/tcp pseudo-device.
Codex just found a "workaround" of not having sudo on my PC(twitter.com)
564 points by thunderbong | 269 comments
An X post showing OpenAI Codex gaining root-equivalent access without sudo by using the user's Docker group membership to bind-mount and modify /etc.
Should I run plain Docker Compose in production in 2026?(distr.sh)
396 points by pmig | 275 comments
Distr blog post by co-founder Philip Miglinci on running plain Docker Compose in production, covering cleanup, healing, image pinning, socket security and updates.
Arch Linux Now Has a Bit-for-Bit Reproducible Docker Image(antiz.fr)
326 points by maxloh | 109 comments
Blog post by Robin Candau announcing that Arch Linux now provides a bit-for-bit reproducible Docker image.
Tell HN: Docker pull fails in Spain due to football Cloudflare block
1081 points by littlecranky67 | 394 comments
Tell HN post describing docker pull failures in Spain caused by court-ordered LaLiga IP blocks on Cloudflare R2 storage during football matches.
TUI Studio – visual terminal UI design tool(tui.studio)
572 points by mipselaer | 276 comments
Landing page for TUI Studio, an alpha-stage visual design tool for building terminal user interfaces, runnable via Docker with export features.
A decade of Docker containers(cacm.acm.org)
337 points by zacwest | 241 comments
Communications of the ACM research article by Madhavapeddy, Scott, and Cormack reviewing ten years of Docker containers and the technical challenges behind them.
A Safer Container Ecosystem with Docker: Free Docker Hardened Images(docker.com)
336 points by anttiharju | 79 comments
Docker blog post announcing that Docker Hardened Images, security-focused minimal container base images, are now freely available to all developers.
Imgur geo-blocked the UK, so I geo-unblocked my network(blog.tymscar.com)
471 points by tymscar | 161 comments
A blog post describing how the author set up a network-wide VPN proxy on NixOS and Docker to bypass Imgur's geo-block for UK users across their homelab.
Show HN: Wealthfolio 2.0- Open source investment tracker. Now Mobile and Docker(wealthfolio.app)
641 points by a-fadil | 201 comments
Landing page for Wealthfolio, an open-source, private investment tracker running locally on desktop, iOS, and as a self-hosted Docker image.
MinIO stops distributing free Docker images(github.com)
648 points by LexSiga | 378 comments
GitHub issue on the MinIO repository asking why no Docker image was published for a security release, where MinIO indicates it no longer distributes free Docker images.
Docker Systems Status: Full Service Disruption(dockerstatus.com)
333 points by l2dy | 129 comments
Docker status page incident reporting a full service disruption affecting Registry, Hub, Scout, DBC, and DHI on October 20, 2025.
I ditched Docker for Podman(codesmash.dev)
1020 points by codesmash | 607 comments
A blog post on CodeSmash explaining why the author switched from Docker to Podman for containers and recommends others do the same.
Show HN: Unregistry – “docker push” directly to servers without a registry(github.com)
634 points by psviderski | 139 comments
GitHub repository for Unregistry, a tool that pushes Docker images directly to remote servers over SSH via a 'docker pussh' command, without an external registry.
Owning my own data, part 1: Integrating a self-hosted calendar solution(emilygorcenski.com)
330 points by ColinWright | 122 comments
Blog post by Emily Gorcenski describing how she set up and integrated a self-hosted CalDAV calendar server behind nginx, the first in a series on owning personal data.
Docker limits unauthenticated pulls to 10/HR/IP from Docker Hub, from March 1(docs.docker.com)
383 points by todsacerdoti | 400 comments
Docker documentation page describing Docker Hub usage limits, pull rate limits, storage, and fair use policies taking effect March 1, 2025.
Show HN: Subtrace – Wireshark for Docker Containers(github.com)
345 points by adtac | 71 comments
GitHub repository for Subtrace, a tool that intercepts and displays all HTTP requests in Docker containers with a Chrome DevTools-like interface.
Bocker: Docker implemented in around 100 lines of Bash (2015)(github.com)
351 points by emersonrsantos | 95 comments
GitHub repository for Bocker, a minimal reimplementation of Docker written in about 100 lines of Bash.
Show HN: AnythingLLM – Open-Source, All-in-One Desktop AI Assistant(github.com)
325 points by tcarambat1010 | 68 comments
GitHub repository for AnythingLLM, an open-source desktop and Docker AI application with built-in RAG, agents, embeddings, and vector database.
13ft – A site similar to 12ft.io but self-hosted(github.com)
567 points by darknavi | 235 comments
GitHub repository for 13ft, a self-hosted Python alternative to 12ft.io for bypassing website paywalls.
macOS in QEMU in Docker(github.com)
659 points by lijunhao | 182 comments
GitHub repository for Docker-OSX, a project that runs a macOS virtual machine via QEMU/KVM inside a Docker container.
Nix is a better Docker image builder than Docker's image builder(xeiaso.net)
395 points by tosh | 235 comments
Talk page by Xe Iaso arguing Nix builds better Docker images than Docker's builder, with slides, script, demo app source, and Fly.io coupon.
Testcontainers(testcontainers.com)
641 points by floriangosse | 238 comments
Homepage of Testcontainers, an open source framework providing throwaway Docker-based instances of databases, message brokers, and browsers for tests.
Show HN: #!/usr/bin/env docker run(gist.github.com)
427 points by adtac | 139 comments
A GitHub Gist showing a Dockerfile with a shebang line that lets it be executed directly to build and run the container.
Exploring Podman: A More Secure Docker Alternative(betterstack.com)
346 points by sacrosanct | 110 comments
A Better Stack community guide comparing Podman with Docker and presenting Podman as a more secure container engine alternative.
Dive: A tool for exploring a Docker image, layer contents and more(github.com)
411 points by tomas789 | 52 comments
GitHub repository for Dive, an open-source CLI/TUI tool for exploring each layer of a Docker image and its contents.
Stirling-PDF: local web application to perform various operations on PDFs(github.com)
465 points by alexzeitler | 198 comments
GitHub repository for Stirling-PDF, a locally hosted web application for performing various operations on PDF files such as merging, converting, and OCR.
Paperless-ngx – Open source document management system(nerdyarticles.com)
571 points by thunderbong | 169 comments
A blog post describing the author's adoption of Paperless-ngx, an open source document management system, including a Docker setup guide and workflow.
macOS Containers v0.0.1(macoscontainers.org)
460 points by CiTyBear | 297 comments
Announcement page for the initial 0.0.1 release of macOS native containers, letting users run macOS inside macOS and build images with Docker.
Lazydocker: a lazier way to manage everything Docker(github.com)
422 points by mottiden | 65 comments
GitHub repository for lazydocker, a terminal UI tool by Jesse Duffield for managing Docker containers, images, and services.
OpenWorm – A computational model of C. elegans worm(github.com)
417 points by dvrp | 140 comments
GitHub repository for OpenWorm, holding the main Dockerfile for the open-source software stack that simulates the C. elegans nematode, plus project-wide issues.
Distrobox: Use any Linux distribution inside your terminal(github.com)
372 points by denysonique | 87 comments
GitHub repository for Distrobox, a tool that runs any Linux distribution inside your terminal using containers.