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Pdfblocks

Generate PDF documents using API

Documents & ProductivityAuth: API KeyHTTPS: YesCORS: yesStatus: alive

Last verified: November 12, 2026

Reliability

100% uptime: the documentation responded in 5 of 5 checks over the last 30 days. Median response time: 478 ms.

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At a glance

  • Authentication: API Key
  • HTTPS: Yes
  • CORS: Yes, callable from browser JavaScript
  • Documentation: https://pdfblocks.com
// Fetch the docs page with cURL curl https://pdfblocks.com

API reference

From Pdfblocks's OpenAPI specification (version 1.5.0), spec updated June 21, 2021, via APIs.guru.

PDF Blocks is a secure, reliable, and fast API to work with PDF documents. Actions include: Merge PDF documents, add or remove passwords, add watermarks, remove, extract, reverse, and rotate pages, and more.
  • Base URL: https://api.pdfblocks.com
  • Endpoints: 12
  • Machine-readable spec: OpenAPI JSON (import into Postman, Insomnia or a code generator)
MethodPathWhat it does
POST/v1/add_passwordAdd a password to a PDF
POST/v1/add_restrictionsAdd restrictions to a PDF
POST/v1/add_watermark/imageAdd an image watermark to a PDF
POST/v1/add_watermark/textAdd a text watermark to a PDF
POST/v1/extract_pagesExtract pages from a PDF
POST/v1/merge_documentsMerge PDF documents
POST/v1/remove_pagesRemove pages from a PDF
POST/v1/remove_passwordRemove the password from a PDF
POST/v1/remove_restrictionsRemove the restrictions from a PDF
POST/v1/remove_signaturesRemove the signatures from a PDF
POST/v1/reverse_pagesReverse the pages of a PDF
POST/v1/rotate_pagesRotate pages in a PDF

History

  • November 12, 2026: last health check, responding
  • November 2, 2026: Added to the directory (imported from marcelscruz)

See every change to the directory →

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