
DocRaptor
pdflayer
PDFCrowd
HTML PDF API
HTML2PDF.fr
Api2Pdf
Docamatic
Convert any HTML documents to high-fidelity PDF using a single POST request
Keycloak
authentik
ZITADEL
Authelia
Hanko
AWS Identity and Access Management
Auth0
Single Sign-On for Your Self-Hosted Universe 🐈⬛🔒

Which is more popular?
Based on our record, PDFShift seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
VA
VoidAuth
|
|
|---|---|---|
| Website | pdfshift.io | voidauth.app |
| Pricing | — | |
| Company | 2018 | — |
| Listed in |
In their own words, as submitted to SaaSHub.

A powerful, fast and high-fidelity HTML to PDF conversion API. Code examples and package ready for Node, Python and PHP developers. Advanced features are available, including watermarking and encryption!
No description of VoidAuth yet.
What each product offers, as listed by its team.

Possible disadvantages
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
PDFShift is recommended for web developers, software engineers, and companies that require automated HTML to PDF conversion as part of their applications or websites. It is particularly suitable for those looking for an API-based solution to integrate easily into their existing workflows and systems.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using PDFShift and VoidAuth. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Https://pdfshift.io A simple API that converts HTML documents to PDF or images. - Source: Hacker News / about 2 months ago
PDFShift – A cloud API for converting HTML and URLs into PDFs, powered by a headless Chrome backend with support for modern CSS and JavaScript. - Source: dev.to / 9 months ago
Tracking VoidAuth since Jan 2026.
When comparing PDFShift and VoidAuth, you can also consider the following products.

As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more
Compare DocRaptor to PDFShift or VoidAuth:

Open Source Identity and Access Management for modern Applications and Services.
Compare Keycloak to PDFShift or VoidAuth:

Free, powerful HTML to PDF API supporting both URL and raw HTML conversion. Unlimited document size, lightning-fast and compatible PHP, Python, Ruby, etc.
Compare pdflayer to PDFShift or VoidAuth:

authentik is an open-source identity provider focused on flexibility and versatility.
Compare authentik to PDFShift or VoidAuth:

Pdfcrowd is a Web/HTML to PDF online service. Convert HTML to PDF online in the browser or in your PHP, Python, Ruby, .NET, Java apps via the REST API.
Compare PDFCrowd to PDFShift or VoidAuth:
