Work · alternatives · 2026

24 alternatives to VanHackathon - PDF Form Filler

Automate the filling of PDF forms

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. VanHackathon - PDF Form Filler launched in 2019; newer entries below may have overtaken it.

1. 1AA
   An API for filling out PDF forms▲209

   2017 · formapi.io · its alternatives →

2. 2PJ
   Pdf.js Express – PDF annotation, e-signatures, and form filling▲334

   Hi HN, Nick here. We're super excited to officially launch PDF.js Express [1]. PDF.js Express wraps a modern React UI around the PDF.js rendering engine to enable PDF annotation, form filling, and signing inside your web app. We've also made some improvements to PDF.js text search, and taken a different approach to how the viewer uses the PDF.js rendering API, resulting in sharp graphics at any zoom magnification [2]. Based on our research, more than 70% of those who try to implement these features on top of PDF.js find it too difficult or time-intensive [3]. For those who are successful,…

   2020 · its alternatives →

3. 3
   VanHackathon - PDF Form Filler▲1

   API to automate PDF form filling

   2019 · its alternatives →

4. 4
   VanHackathon PDF Form Filler▲3

   Automation to fill out pdf files

   2019 · its alternatives →

5. 5
   FormAPI▲230

   Stripe for PDFs

   2017 · its alternatives →

6. 6
   Vanhackthon - Pdf Form Filler▲2

   it helps to auto fill pdf form fields automatically

   2019 · its alternatives →

7. 7
   VanHackathon 2019 - PDF Form Filler▲2

   A .NET Core API that fills PDF. Also Unit & Integration Test

   2019 · its alternatives →

8. 8
   VanHackathon - PDF Form Filler▲3

   PDF Form

   2019 · its alternatives →

9. 9
   Anvil PDF Filling API▲205

   The easiest way to programmatically populate any PDF

   2020 · its alternatives →

10. 10
    Vanhack - PDF Form Filler▲1

    Form filler with React

    2019 · its alternatives →

11. 11
    JotForm Smart PDF Forms▲198

    Turn your PDFs into powerful online forms

    2020 · its alternatives →

12. 12
    PDF Form Filler▲2

    Web service to automate PDF form filling

    2019 · its alternatives →

13. 13
    Fillout 2.0▲344

    All-in-one forms, scheduling, payments & workflows

    2024 · fillout.com · its alternatives →

14. 14
    VANHACKATHON 2019 - PDF Form Filler▲2

    It Automate the filling out immigration PDF forms.

    2019 · its alternatives →

15. 15
    PDF Form Filler▲60

    Automatically fill and generate hundres of forms

    2022 · its alternatives →

16. 16
    VanHackathon - Automatic PDF Form Filler▲2

    Automatically fill the immigration PDF form with user data

    2019 · its alternatives →

17. 17
    PDF Form Filler - VanHackathon▲1

    Fill PDF forms

    2019 · its alternatives →

18. 18
    VanHackathon - PDF form filler▲2

    As a QA there is a less chance but not gonna stop trying.

    2019 · its alternatives →

19. 19
    VanHackaton - PDF Form Filler▲2

    VanHackaton PDF Form Filler Challenge

    2019 · its alternatives →

20. 20
    Fill Genius▲166

    Automate Form Filling in Seconds with AI

    2024 · fillgenius.com · its alternatives →

21. 21PO
    PDF Otter – Fill in PDFs Online and API▲109

    2017 · pdfotter.com · its alternatives →

22. 22FA
    Fill and sign PDF from any website with a single line of code▲16

    2023 · simplepdf.github.io · its alternatives →

23. 23
    AutoForm▲75

    The AI data entry agent for messy files and clunky workflows

    2025 · autoform.ai · its alternatives →

24. 24AF
    Automatically fill PDF templates per API▲22

    2022 · doqs.dev · its alternatives →

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 →