Alternatives

Products that do what DocAPI does

Extract invoices and PDFs into clean JSON with one API call.

1. 1DO
   Documind – Open-source AI tool to turn documents into structured data▲169

   Documind is an open-source tool that turns documents into structured data using AI. What it does: - Extracts specific data from PDFs based on your custom schema - Returns clean, structured JSON that's ready to use - Works with just a PDF link + your schema definition Just run npm install documind to get started.

   2024 · github.com

2. 2
   Extract Tables by Docsumo▲123

   Free tool to extract tables from PDF and Images

   2021

3. 3
   PDF Extractor API▲5

   Extract JSON data from PDFs with a developer-friendly API

   Jan 2026

4. 4
   apiJuice▲223

   Create a hosted API for anything in seconds

   2025

5. 5
   Parzo API▲2

   Extract structured JSON from any invoice PDF - no templates

   May 2026 · parzo.dev

6. 6
   FormAPI▲230

   Stripe for PDFs

   2017

7. 7AA
   an API to extract text from a PDF▲51

   2013 · stamplin.com

8. 8OP
   Ocrbase – pdf → .md/.json document OCR and structured extraction API▲99

   Jan 2026 · github.com

9. 9
   PDF merge API▲98

   Create PDF documents from data and templates

   2024

10. 10
    Docparser▲194

    Convert PDFs and scanned documents into structured data

    2016

11. 11
    Anvil PDF Filling API▲205

    The easiest way to programmatically populate any PDF

    2020

12. 12
    Well Extract▲201

    AI-powered receipt & invoice extraction for developers

    2025

13. 13PA
    PDF API – Generate, convert, and modify PDF documents▲204

    Hi HN, Arek here. We’re super excited to officially launch PSPDFKit API [1]. PSPDFKit API is a collection of HTTP APIs that enable you to convert, generate, and edit documents without running any service on your infrastructure. What differentiates our API from others is that you can chain together multiple “actions” as part of a single API request. For example, you can convert, OCR, watermark, edit, and flatten a document — all in one call. Available actions [2]: - PDF Generator - PDF Converter - Image Converter - OCR - Watermark - Merge - Split - Duplicate - Delete - Flatten Our…

    2022

14. 14
    Wibbly▲84

    Browser automation API

    2021

15. 15AA
    An API for filling out PDF forms▲209

    2017 · formapi.io

16. 16
    DOConvert▲177

    Intelligence document processing platform that extracts data

    2024

17. 17
    docTI Custom Document Processing▲146

    Design tailored document processing APIs, deploy in minutes

    2024

18. 18
    PDF Dino▲155

    Data extraction tool for PDF files

    2025

19. 19
    Docsumo▲99

    Automate data entry while processing documents ✌️

    2019

20. 20FA
    Free API to extract PDF data▲13

    Hi HN, Like everyone, I'm working on an product that uses LLMs to extract data from photos and documents. Part of the processing pipeline is extracting data from PDFs as raw text or a raster image. As part of our leadgen strategy, we've opened our REST API that lets you process pages of a PDF. The API is completely free to use anonymously, but is rate limited to 1 page per 30 seconds. Creating a free account removes this restriction. The two endpoints are: - https://extract.dev/api/pages/extract/raster - Rasterize a page of a PDF -…

    Oct 2025

21. 21
    Invofox▲86

    The Document Parsing API for developers

    Jan 2026

22. 22
    PDF to JSON API▲4

    Get structured JSON with extracted content for any PDF

    Aug 2026 · exabase.io

23. 23
    DocPeel▲1

    Extract structured data from PDFs, images, and emails

    Apr 2026 · docpeel.com

24. 24
    docc2json▲77

    Turn Apple DocC output into a web-friendly SDK JSON schema

    Jan 2026

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