Software Alternatives, Accelerators & Startups

Invent With Python VS DocSpring

Compare Invent With Python VS DocSpring and see what are their differences

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Invent With Python logo Invent With Python

Learn to program Python for free

DocSpring logo DocSpring

PDF filling API that makes it easy to fill out PDF forms and convert HTML to PDFs
  • Invent With Python Landing page
    Landing page //
    2022-10-05
  • DocSpring PDF Template Editor
    PDF Template Editor //
    2025-02-26
  • DocSpring HTML Template Preview
    HTML Template Preview //
    2025-02-26
  • DocSpring HTML Template Editor
    HTML Template Editor //
    2025-02-26
  • DocSpring Auto-generated Web Form
    Auto-generated Web Form //
    2025-02-26
  • DocSpring E-Signatures
    E-Signatures //
    2025-02-26
  • DocSpring View Submissions
    View Submissions //
    2025-02-26
  • DocSpring View API Request Logs
    View API Request Logs //
    2025-02-26
  • DocSpring Postman Collection
    Postman Collection //
    2025-02-26

We provide a PDF filling and generation API:

  • Upload your PDF to our visual template editor to set up form fields and data types
  • Post JSON to fill out existing PDF forms with data
  • Generate editable PDF forms, or overlay static data on top of fields
  • Create HTML/CSS templates with Liquid fields, then post JSON to generate PDFs
  • Use our merge API to combine multiple PDFs into a single document

PDF generation doesn't need to be complicated or take weeks of engineering time. Use our battle-tested service to start filling out PDFs in minutes.

DocSpring

$ Details
freemium $49 / Monthly (Starter - 50 PDFs / mo)
Release Date
2017 October
Startup details
Country
United States
State
Delaware
City
Newark
Founder(s)
Nathan Broadbent
Employees
1 - 9

Invent With Python features and specs

  • Beginner-Friendly
    Invent With Python offers a gentle introduction to programming for beginners, using engaging and straightforward examples that make learning fun and approachable.
  • Free Resources
    The website provides free access to its content, including complete books, which removes financial barriers for learners and educators looking for quality programming materials.
  • Hands-On Projects
    The site emphasizes learning by doing, with numerous hands-on projects and exercises that help learners apply concepts in practical scenarios.
  • Step-by-Step Instructions
    Each project and concept is broken down into clear, step-by-step instructions, making it easier for learners to follow along and understand complex ideas.
  • Wide Range of Topics
    The site covers a diverse array of programming topics, from basic syntax to more advanced concepts, catering to a broad audience with varying levels of experience.

Possible disadvantages of Invent With Python

  • Limited Advanced Content
    While great for beginners, the website may not offer enough depth or advanced content for more experienced programmers looking to deepen their knowledge.
  • Python-Focused
    The resources are primarily focused on Python, which might not be as useful for learners who want to explore other programming languages or languages more commonly used in certain industries.
  • Self-Paced Learning Challenges
    Self-paced learning requires a high level of self-motivation and discipline, which can be challenging for some learners who might benefit from more structured environments or instructor-led courses.
  • Lack of Interactive Features
    The website's content is predominantly in book format, which may lack the interactive elements and immediate feedback found in other online learning platforms that support coding sandboxes or quizzes.

DocSpring features and specs

  • Automated PDF Generation
    DocSpring allows users to automate the generation of PDFs by filling out templates with data. This can significantly reduce the time and effort needed to create documents.
  • API Integration
    DocSpring offers a robust API, which allows developers to integrate PDF generation into their own applications easily, enhancing productivity and workflow automation.
  • Flexible Templates
    The platform supports flexible and customizable templates, enabling businesses to maintain brand consistency while meeting specific document formatting requirements.
  • Secure Data Handling
    DocSpring is SOC 2 Type II compliant. We ensure data security through encryption and secure storage options, making it suitable for handling sensitive information.
  • Ease of Use
    The user interface is designed to be intuitive, making it easy for businesses to create and manage PDF templates without requiring extensive technical knowledge.

Analysis of Invent With Python

Overall verdict

  • Invent With Python is a highly recommended resource for beginners who want to learn Python effectively through practical exercises and easy-to-follow instructions.

Why this product is good

  • Invent With Python is widely regarded as a good resource because it provides clear, beginner-friendly tutorials and projects tailored to those new to programming. The materials are structured in a way that makes learning Python engaging and fun, focusing on hands-on projects that reinforce concepts. The website is created by Al Sweigart, a well-known author in the programming community, whose books are valued for their clarity and practicality.

Recommended for

  • Beginners in programming
  • Individuals interested in learning Python
  • Hobbyists looking to build practical projects
  • Students needing a supplementary learning resource
  • Educators seeking teaching materials for Python

Category Popularity

0-100% (relative to Invent With Python and DocSpring)
Education
100 100%
0% 0
PDF Tools
0 0%
100% 100
Game Development
100 100%
0% 0
Document Automation
0 0%
100% 100

Questions & Answers

As answered by people managing Invent With Python and DocSpring.

Which are the primary technologies used for building your product?

DocSpring's answer:

Ruby on Rails, React, AWS

What makes your product unique?

DocSpring's answer:

DocSpring is built specifically for developers who need reliable, secure PDF generation in production. We combine PDF form filling and HTML-to-PDF in a single API, with a visual template editor, typed fields, and validation to catch issues early. Our product has a lot of power features and is built to handle very advanced forms. Our infrastructure is SOC 2 Type II compliant, battle-tested, privacy focused, and optimized for high-volume workloads, so you can ship PDF features quickly and then stop thinking about them.

Why should a person choose your product over its competitors?

DocSpring's answer:

DocSpring is designed for teams who need a powerful tool with all the features you need for complex forms and business logic. DocSpring supports structured JSON, typed fields, and array iterations, and many other advanced features, so your templates stay aligned with your real data model. You get powerful validation, a visual editor, strong observability, and an API that fits into modern engineering workflows, so you spend less time fighting PDFs and more time shipping product.

How would you describe the primary audience of your product?

DocSpring's answer:

DocSpring is built for engineering and product teams who manage complex documents in production: things like financial applications, insurance forms, healthcare and legal documents, HR and payroll workflows, and government-style forms.

What's the story behind your product?

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.

Who are some of the biggest customers of your product?

DocSpring's answer:

  • SaaS services serving customers in the real estate, insurance, finance, and legal industries, among many others.

User comments

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Social recommendations and mentions

Based on our record, Invent With Python seems to be a lot more popular than DocSpring. While we know about 141 links to Invent With Python, we've tracked only 5 mentions of DocSpring. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Invent With Python mentions (141)

  • Free Python Resources
    Created by Al Sweigart, author of Automate the Boring Stuff with Python, Invent with Python aims to make programming accessible, approachable, and fun, using Python as a powerful and beginner-friendly language. - Source: dev.to / 8 months ago
  • Courses/Resources to prepare a 12 year old for the future of Coding/AI.
    Not courses, but Al Sweigart's "Invent with Python" are excellent. (The two games books and code cracking are excellent to start with.) Https://inventwithpython.com/. Source: over 2 years ago
  • Books for a young person to learn how to code with Raspberry Pi
    Check /u/alsweigart' s books on Automate the Boring Stuff with Python and on Invent your own Computer Games with Python. Source: almost 3 years ago
  • 2,000 free sign ups available for the "Automate the Boring Stuff with Python" online course. (July 2023)
    This Udemy course covers roughly the same content as the 1st edition book (the book has a little bit more, but all the basics are covered in the online course), which you can read for free online at https://inventwithpython.com. Source: about 3 years ago
  • What is a good way for non-creatives to express creativity in a way that feels comfortable to them?
    I also consider computer programming to be very creative. You may wish to learn the Python language. Python is a great starting language and very practical. There's some excellent free books here https://inventwithpython.com/ His book Automate the Boring Stuff with Python is very practical with real world uses. Source: about 3 years ago
View more

DocSpring mentions (5)

  • Ask HN: What Are You Working On? (February 2025)
    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 and immigration forms into simple type-safe APIs with strong validations. I've been having a lot of fun with AI agents lately. Have tried a lot of them - Cline, Roo Code,... - Source: Hacker News / over 1 year ago
  • Launch HN: Onedoc (YC W24) – A better way to create PDFs
    For programmatic filling of PDFs, have a look at DocSpring: https://docspring.com. - Source: Hacker News / over 2 years ago
  • So you want to modify the text of a PDF by hand
    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 RUPS [2], which really lets you dig into the structure of a PDF. [1] https://docspring.com [2] https://github.com/itext/i7j-rups. - Source: Hacker News / about 3 years ago
  • Workflow for automating document creation from a "database"
    Hi /u/pepeday, I’m the founder of a software product that I built to solve this problem. The service is called DocSpring: https://docspring.com We provide a platform that you can use to set up PDF templates, and automatically generate PDFs by filling in those templates with data from your database. Please feel free to send me a message and I’d be happy to speak with you and help you figure out a solution. I can... Source: almost 5 years ago
  • How do you fill copies of the same PDF certificates with Excel data?
    - https://docspring.com/ (super advanced features, a bit bloated). Source: about 5 years ago

What are some alternatives?

When comparing Invent With Python and DocSpring, you can also consider the following products

Scratch - Scratch is the programming language & online community where young people create stories, games, & animations.

DocRaptor - As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more

One Month Python - Learn to build Django apps in just one month.

Doczilla - Effortlessly create stunning PDFs and screenshots. Seamlessly store them in your own AWS or Google Cloud Storage bucket, putting the control and creativity right at your fingertips.

CodeCombat - Learn programming with a multiplayer live coding strategy game.

wkhtmltopdf - wkhtmltopdf is an open source (LGPL) command line tools to render HTML into PDF and various image...