Dockerfile Generator

Generate multi-stage Dockerfiles for Node.js, .NET, Python, Go, and Java projects with sensible defaults.

Project settings

Runtime / stackTarget

Use Alpine base imageApplication port (container)

These templates are opinionated starting points. Always review for your project's security and compliance requirements.

Generated Dockerfile

# Build stage
FROM node:20-alpine AS builder
WORKDIR /app

COPY package*.json ./
RUN npm ci

COPY . .
RUN npm run build

# Runtime stage
FROM node:20-alpine
WORKDIR /app

ENV NODE_ENV=production
COPY --from=builder /app ./

EXPOSE 3000
CMD ["node","server.js"]

Related Tools

Labels & Barcodes (Avery 5160)

Paste CSV and export a printable PDF of Avery 5160 labels (optional Code128 barcodes).

Images to PDF

Combine images into a single PDF. Drag, reorder, export — all offline.

Merge PDFs

Combine multiple PDFs into one file in your browser.

ICS Generator

Create .ics calendar events with timezone support.