Gotenberg

Spec sheet

What it does

Gotenberg is a Docker based API for converting documents to PDF and manipulating PDFs.Read 11 Oct 2026 · gotenberg.dev

Purpose

Gotenberg is a Docker-based HTTP API for converting documents to PDF.Read 4 Oct 2026 · gotenberg.dev

Deployment

Gotenberg runs as a Docker container and publishes amd64, arm64, armhf, i386, and ppc64le images.Read 11 Oct 2026 · gotenberg.dev

Integrations

Gotenberg is a standard HTTP API, and the maker provides an official PHP client; community clients are available for other major languages.Read 11 Oct 2026 · gotenberg.dev

License

The homepage identifies Gotenberg's license as MIT.Read 4 Oct 2026 · gotenberg.dev

Headquarters

FranceRead 28 Sep 2026 · gotenberg.dev

Async processing

Webhook headers enable asynchronous processing, with results delivered to a callback URL.Read 11 Oct 2026 · gotenberg.dev

Chromium conversion

Chromium converts URLs, HTML, and Markdown to PDFs, with JavaScript execution and browser-like rendering.Read 4 Oct 2026 · gotenberg.dev

Chromium conversions

Headless Chromium converts URLs, HTML templates, and Markdown to PDFs, executes JavaScript, and loads web fonts.Read 11 Oct 2026 · gotenberg.dev

Cloud storage

Gotenberg can fetch files from S3, MinIO, and GCS and upload results using presigned URLs.Read 11 Oct 2026 · gotenberg.dev

Dynamic rendering

Chromium can wait for network idle, JavaScript expressions, or DOM selectors before rendering.Read 11 Oct 2026 · gotenberg.dev

E invoicing

Gotenberg supports Factur-X and ZUGFeRD e-invoicing.Read 11 Oct 2026 · gotenberg.dev

Image variants

The full image includes Chromium, LibreOffice, and PDF engines; Chromium and LibreOffice variants omit the other conversion engine.Read 11 Oct 2026 · gotenberg.dev

Notable limits

The documented AWS Lambda buffered invoke mode supports responses up to 6 MB.Read 4 Oct 2026 · gotenberg.dev

Office conversion

LibreOffice converts Word, Excel, PowerPoint, and more than 100 other formats to PDF.Read 4 Oct 2026 · gotenberg.dev

Office formats

LibreOffice converts Word, Excel, PowerPoint, and other document formats to PDF.Read 11 Oct 2026 · gotenberg.dev

Outbound controls

Operators can configure URL allow and deny lists and block private or public IP destinations for outbound requests.Read 11 Oct 2026 · gotenberg.dev

PDF operations

PDF engines support merging, splitting, rotating, encrypting, watermarking, metadata, bookmarks, and attachments.Read 11 Oct 2026 · gotenberg.dev

PDF tools

PDF engines support merging, splitting, encryption, watermarks, metadata, attachments, and Factur-X or ZUGFeRD e-invoices.Read 4 Oct 2026 · gotenberg.dev

Security configuration

Operators can configure outbound URL allow and deny lists, private or public IP checks, and DNS-rebind pinning protections.Read 4 Oct 2026 · gotenberg.dev

Security guidance

The maker advises keeping Gotenberg behind a firewall and not exposing it to the public internet.Read 11 Oct 2026 · gotenberg.dev

Support and help

The maker links to GitHub Discussions for help and lists documentation and a PHP SDK on its site.Read 11 Oct 2026 · gotenberg.dev

Telemetry

Gotenberg supports OpenTelemetry tracing, metrics, and structured log shipping through standard environment variables.Read 4 Oct 2026 · gotenberg.dev

Where Specifiction places it

• PDF Creation Software#21 of 467.5