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Dev tools · alternatives · 2026

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24 alternatives to Free API to extract PDF data

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 -…

A REST API that extracts data from PDFs in two formats: raw text or raster images. Developers can use it free anonymously with a 1-page-per-30-seconds rate limit, or create a free account to remove restrictions. The… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1AA
  2. 2PA

    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 · its alternatives →

  3. 3

    The easiest way to programmatically populate any PDF

    2020 · useanvil.com · its alternatives →

  4. 4

    Create PDF documents from data and templates

    2024 · its alternatives →

  5. 5

    Twilio for PDFs: esign, fill, generate PDFs with one API

    2021 · useanvil.com · its alternatives →

  6. 6
    PDF Dino▲155

    Extract structured tables from messy PDFs using AI. Export to Excel, CSV, or JSON. Try 20 pages free—no credit card needed.

    2025 · pdfdino.com · its alternatives →

  7. 7

    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 · its alternatives →

  8. 8

    Extract JSON data from PDFs with a developer-friendly API

    Jan 2026 · pdf-extractor.com · its alternatives →

  9. 9

    Turn web pages into PDFs with a single click!

    2017 · pdfmyurl.com · its alternatives →

  10. 10

    PDFx is a tool to extract infos and URLs from a PDF, and to easily download all referenced PDFs

    2015 · metachris.com · its alternatives →

  11. 11

    Hi HackerNews, Lately, I have seen an explosion in posts offering paid APIs/services to get unstructured data into LLMs (i.e. langchain extract, ragflow, unstructured, unstract, just to name a few) and I have been largely disappointed by them, either because they fail to implement multimodal support, fail to give good context for "really tricky" PDFs / Word docs / Powerpoints, or are just plain difficult to use. In light of all these posts I figured I'd share my solution that has been working smoothly for me and my clients. I put it up on GitHub for free so you can check it…

    2024 · github.com · its alternatives →

  12. 12AA

    Simplest and cheapest REST API to generate PDF from HTML, Office Docs, and merge PDFs

    2018 · api2pdf.com · its alternatives →

  13. 13

    100% Free, No Login, Privacy Friendly

    2024 · imagetoolshub.com · its alternatives →

  14. 14
    pdflow▲4

    A low code solution for extracting info from PDFs

    2021 · od.us.galaxycloud.app · its alternatives →

  15. 15

    Extract text, images and metadata from PDF files online

    2023 · onepdf.online · its alternatives →

  16. 16

    Extract data from scanned PDFs, PNGs & images

    2025 · its alternatives →

  17. 17

    Free browser-based PDF toolkit — no uploads, no sign-up

    2025 · pdf-vert.com · its alternatives →

  18. 18

    Any PDF to Any Format

    2024 · skymerse.com · its alternatives →

  19. 19

    Hi HN! I built PDFly — a PDF toolkit that runs entirely client-side. No file uploads, no server processing, no account needed. It has 56 tools including merge, split, compress, convert, redact, compare, and an AI chat feature to ask questions about your PDF content. Everything runs in your browser using [mention your tech stack if relevant, e.g., WASM/JS libraries]. Would love feedback on the tools, UX, or anything else!

    Jul 2026 · pdfly.uk · its alternatives →

  20. 20

    Your PDFs. Your device. No exceptions.

    May 2026 · pdfree.io · its alternatives →

  21. 21

    Extract Text from PDF

    2024 · hand-check.com · its alternatives →

  22. 22

    Hi, I'm building an open-source self-hostable document extraction tool powered by LLM. There are popular data extraction tools and OCR tools in the market. None of them are open source. Most accounting firms, law firms, insurance, back office, and real-estate folks would like to use a tool like this. You can add PDF documents, Images, and audio files and create columns to answer questions on documents or extract information into tabular format. Access to repo: https://github.com/harishdeivanayagam/rowfill Screenshots:…

    2025 · github.com · its alternatives →

  23. 23
    DocAPI▲4

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

    Jun 2026 · docapi.site · its alternatives →

  24. 24

    Drag, drop, extract. PDF tables to Excel in seconds.

    Apr 2026 · dataextractio.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →