
Embedly
Linkz.ai
Embed Extended
EmbedCode
Jsonlink.io
embed.tube
Embed.rocks
Rich media platform for today’s Internet

DocRaptor
PDF Generator API
MailMergic
Doczilla
wkhtmltopdf
Anvil PDF Filling API
CraftMyPDF
Fill PDF forms, generate PDFs and Word documents, and collect e-signatures with one API.

Which is more popular?
Based on our record, DocSpring seems to be more popular. It has been mentioned 5 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | iframely.com | docspring.com |
| Pricing | ||
| Platforms | ||
| Company | Startup from Canada · 20 - 49 employees | Startup from the United States · 1 - 9 employees · 2017 |
| Listed in |
In their own words, as submitted to SaaSHub.


Iframely is a platform that simplifies embedding rich media content into websites and applications. It provides an easy-to-use API for integrating videos, images, and social media posts from various sources.
DocSpring is an API for filling, generating and signing documents. Developers build it into their products to turn data into finished PDFs and Word files. Start from the document you already have, or design one: PDF forms: upload any PDF, fillable or flat. AI finds the fields, names them, picks...
What each product offers, as listed by its team.


How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Iframely and DocSpring.
DocSpring's answer:
One API covers PDF forms, Word documents, page designs and HTML templates, with the same JSON and the same e-signatures, so you don't need a second tool when a customer sends you a Word contract. Templates have typed fields and validation that catch bad data before a document is made. Test PDFs are free and unlimited, and the free plan has no time limit.
DocSpring's answer:
Developers and product teams who build documents into their software: loan, insurance and rental applications, patient intake and consent forms, tax and government forms, contracts, invoices and certificates. That includes SaaS companies whose own customers set up templates in DocSpring's embedded editor.
DocSpring's answer:
I used to work at a payroll company (Gusto). We had built a similar in-house tool for filling out tax forms. I then built the first version of DocSpring (formerly named FormAPI) while I was living in Thailand. I built it to automate the filling out of visa application and visa extension forms, but realized that it could also be used for tax forms, real estate contracts, and any other kind of fillable PDF form.
DocSpring's answer:
DocSpring's answer:
Ruby on Rails, React, Rust, Go, AWS
DocSpring's answer:
DocSpring fills every kind of document from one API: PDF forms, Word documents, page designs and HTML templates. AI sets up the fields on any PDF, fillable or flat. The same template gives you a web form and e-signatures, and your customers can set up their own templates in our editor, embedded in your app. Your AI assistant can do all of this too, through our MCP server. DocSpring is SOC 2 Type II audited and HIPAA compliant, with US or EU hosting.
Share your experience with using Iframely and DocSpring. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking Iframely since Mar 2021.
I'm still working on DocSpring [1], originally launched on Hacker News in October 2017 under the name "FormAPI." It's a PDF generation API with a template editor UI for setting up fields on PDF forms. It makes it easy to turn complex tax... - Source: Hacker News / over 1 year ago
For programmatic filling of PDFs, have a look at DocSpring: https://docspring.com. - Source: Hacker News / over 2 years ago
Great post. I've spend a lot of time reading through the PDF specification over the last ~5 years while building DocSpring [1], and I still feel like I've barely scratched the surface. Qpdf is a great tool. One of my other favorites is... - Source: Hacker News / about 3 years ago
When comparing Iframely and DocSpring, you can also consider the following products.

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Automatic rich link previews on hover that keep visitors on your website
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PDF generation API that turns your JSON data into documents from templates built with AI or a drag-and-drop editor, which your users can edit inside your app through a white-label embedded editor.
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Adds support for links that cannot be embedded by the built-in WordPress embed feature.
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Effortless Mail Merge for PDFs — Generate, personalize, and send documents in minutes, not hours.
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