Show HN: DockShift – In-Browser Docker Run, Compose, and K8s Converter

Quick Demos:

Nginx Proxy

PostgreSQL

Redis Cache

WordPress Stack

Node.js App

One-click instant load & real-time AST parsing

Run → Compose Compose → Run

Docker Run

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YAML

JSON AST

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Compose Specification Standard Zero Server Roundtrip

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Deploy containers globally across 32 datacenters with high-speed NVMe and receive $300 in free cloud developer credits.

Click any standard deployment example to instantly populate the conversion editor above.

Nginx Web Server

Exposes ports 80/443, mounts read-only web root, and sets auto-restart.

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docker run -d
--name my-nginx
-p 8080:80
-v /data/html:/usr/share/nginx/html:ro
--restart always nginx:alpine

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PostgreSQL 16 Database

Custom port 5432, named data volume, password env, and restart policy.

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docker run -d
--name db -p 5432:5432
-v pgdata:/var/lib/postgresql/data
-e POSTGRES_PASSWORD=secret
--restart unless-stopped postgres:16-alpine

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Redis In-Memory Cache

Port 6379 with persistence directory and customized command arguments.

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docker run -d
--name redis-cache -p 6379:6379
-v /redis:/data --restart always
redis:7-alpine redis-server --appendonly yes

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MySQL 8.0 Server

Custom database name, user credentials, and native UTF-8 collation.

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docker run -d
--name mysql-server -p 3306:3306
-e MYSQL_ROOT_PASSWORD=rootpass
-e MYSQL_DATABASE=app_db
-v mysqldata:/var/lib/mysql mysql:8.0

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WordPress CMS

Exposes port 8080, connects to backend DB host, and mounts wp-content.

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docker run -d
--name wp-app -p 8080:80
-e WORDPRESS_DB_HOST=db:3306
-e WORDPRESS_DB_PASSWORD=secret
-v wp_data:/var/www/html wordpress:latest

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Node.js Web App

Local directory bind mount, internal port 3000, and node startup command.

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docker run -d
--name node-app -p 3000:3000
-v $(pwd):/app -w /app
-e NODE_ENV=production node:20-alpine npm start

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Docker CLI Flags to Compose Specification Mapping

DockShift translates all major flags according to the official Compose Specification standard:

Translate raw docker run commands into clean, declarative docker-compose.yml files.

Decompile Compose specifications back into single-line executable bash CLI commands.

Generate Kubernetes Deployment, Service, and ConfigMap manifests from Docker Compose YAML.