Doppio

Spec sheet

Product

Doppio is a managed API that converts HTML, URLs, and saved templates into PDFs and PNG screenshots using Chromium.Read 4 Oct 2026 · doppio.sh

Intended users

Doppio describes itself as a replacement for self-hosted Puppeteer, wkhtmltopdf, and fragile PDF libraries for teams automating document generation.Read 4 Oct 2026 · doppio.sh

Security

Doppio states that it is GDPR compliant, EU hosted, HDS certified, and renders each document in a sandboxed Chromium instance destroyed after processing.Read 4 Oct 2026 · doppio.sh

Support

The features page says live chat with the engineering team has an average response time under two hours.Read 4 Oct 2026 · doppio.sh

Async workflows

Asynchronous renders can send webhook callbacks and support batch workflows.Read 4 Oct 2026 · doppio.sh

Developer integrations

Doppio is a REST API and lists support for Node.js, Python, PHP, Ruby, Go, Java, C#/.NET, and cURL.Read 4 Oct 2026 · doppio.sh

Quota behavior

The pricing FAQ says extra Pro documents cost $0.0037 each, while renders on other plans pause at the monthly quota until the next billing cycle unless the customer upgrades.Read 4 Oct 2026 · doppio.sh

Render timeout

The default render timeout is 30 seconds; complex documents can use asynchronous rendering with extended timeouts.Read 4 Oct 2026 · doppio.sh

Rendering

The PDF API supports CSS Paged Media and Paged.js, custom page sizes and margins, background graphics, custom fonts, emoji, and configurable wait strategies.Read 4 Oct 2026 · doppio.sh

Screenshots

The Screenshot API captures full-page or element-level PNGs with custom viewports, retina scaling, clip regions, and transparent backgrounds.Read 4 Oct 2026 · doppio.sh

Storage integrations

Doppio supports presigned URL uploads to Amazon S3, Google Cloud Storage, DigitalOcean Spaces, and MinIO.Read 4 Oct 2026 · doppio.sh

Templates

Doppio provides a built-in HTML/CSS editor with live preview, data injection, version management, and PDF or PNG generation by template ID.Read 4 Oct 2026 · doppio.sh

Temporary hosting

Synchronous responses can temporarily host rendered documents; the site says presigned URL upload can send the file to the customer's own bucket instead.Read 4 Oct 2026 · doppio.sh

Plans and prices

Every Doppio plan and price →

Where Specifiction places it

• HTML to PDF APIs#16 of 418.0