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WeasyPrint VS php eventloop

Compare WeasyPrint VS php eventloop and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

WeasyPrint logo WeasyPrint

WeasyPrint is a visual rendering engine for HTML and CSS that can export to PDF.

php eventloop logo php eventloop

a simple non blocking and async event loop written in php
  • WeasyPrint Landing page
    Landing page //
    2023-10-09
  • php eventloop Landing page
    Landing page //
    2023-07-27

WeasyPrint features and specs

  • Ease of Use
    WeasyPrint is designed to be simple and user-friendly, making it easy for developers to generate PDF documents from HTML and CSS without complex configurations.
  • CSS Support
    It supports modern CSS standards, allowing developers to style their documents in a way that closely mirrors how they would style web pages.
  • Quality Output
    WeasyPrint produces high-quality PDFs with precise layout and text rendering, suitable for professional use.
  • Open Source
    Being an open-source tool, WeasyPrint is free to use and has a community that contributes to its continuous development and improvement.
  • Python Integration
    WeasyPrint is written in Python and integrates seamlessly with Python applications, making it suitable for Python developers.

Possible disadvantages of WeasyPrint

  • Performance
    WeasyPrint can be slower compared to some other PDF generation tools, particularly with large or complex documents.
  • Limited JavaScript Support
    It lacks full JavaScript execution support, meaning dynamic content generation via JavaScript is not possible.
  • Dependencies
    WeasyPrint requires several system dependencies, which might complicate installation and deployment.
  • Feature Gaps
    Certain advanced PDF features, such as forms or annotations, may not be fully supported by WeasyPrint.
  • Community and Support
    While active, the community is smaller compared to some commercial solutions, which may affect the availability of support resources.

php eventloop features and specs

  • Simple and lightweight
    The library provides a minimalistic implementation of an event loop in PHP, making it easy to understand and integrate into small projects without heavy dependencies.
  • Educational value
    As a straightforward PHP event loop implementation, it serves as a great learning resource for developers wanting to understand how event loops and asynchronous programming concepts work under the hood in PHP.
  • Non-blocking I/O support
    The library enables non-blocking I/O operations in PHP, allowing developers to handle multiple tasks concurrently without relying on multi-threading, which PHP does not natively support well.
  • Timer and periodic task support
    It provides built-in support for timers and periodic tasks, enabling developers to schedule recurring operations or delayed execution within the event loop.
  • Pure PHP implementation
    The library is written in pure PHP without requiring external C extensions, making it portable and easy to install across different PHP environments without special compilation steps.

Possible disadvantages of php eventloop

  • Limited community and support
    The project has a very small community with minimal stars, forks, and contributors on GitHub, which means limited peer support, fewer bug reports, and potentially slower issue resolution.
  • Not production-ready
    Given its small scale and limited adoption, the library may not be battle-tested enough for production environments where reliability, performance, and stability are critical.
  • Limited features compared to alternatives
    More established PHP async libraries like ReactPHP, AmpPHP, and others offer far more comprehensive ecosystems with HTTP servers, database clients, and stream handling that this library lacks.
  • Performance limitations
    Being a pure PHP implementation without leveraging extensions like ev, libuv, or swoole, the event loop may suffer from performance bottlenecks compared to extension-backed alternatives when handling high concurrency.
  • Poor documentation
    The repository has minimal documentation and examples, making it difficult for new users to understand the full API, edge cases, and best practices for using the library effectively.

Analysis of php eventloop

Overall verdict

  • php-eventloop is a lightweight event loop implementation for PHP that provides a solid, minimalistic solution for developers wanting to implement asynchronous, non-blocking behavior without adopting a full framework like ReactPHP or Amp. It's good for learning purposes and simpler use cases, though it lacks the extensive ecosystem, tooling, and production hardening of more established async libraries.

Why this product is good

  • Lightweight and simple to understand, making it easy to integrate into small projects
  • Useful for learning how event loops work under the hood in PHP
  • Minimal dependencies compared to larger async frameworks
  • Open source and available for inspection/modification on GitHub
  • Can be a good starting point for building custom async solutions

Recommended for

  • Developers learning about event-driven programming in PHP
  • Small projects needing basic async functionality without heavy dependencies
  • Educational purposes and understanding event loop internals
  • Prototyping simple non-blocking I/O operations
  • Developers who want full control over a minimal event loop implementation

Category Popularity

0-100% (relative to WeasyPrint and php eventloop)
HTML To PDF
100 100%
0% 0
Eventloop
0 0%
100% 100
PDF Tools
100 100%
0% 0
JavaScript
0 0%
100% 100

User comments

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Social recommendations and mentions

Based on our record, WeasyPrint seems to be more popular. It has been mentiond 39 times since March 2021. 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.

WeasyPrint mentions (39)

  • wkhtmltopdf is archived with an open CVE โ€” a field guide to moving off it
    If your documents are print-oriented (invoices, contracts, statements), your templates don't Run JavaScript, and you're on Python โ€” WeasyPrint is the closest Thing to a spiritual successor: a real @page-first CSS engine, no browser process at all, Excellent page-break control, actively maintained. - Source: dev.to / 4 days ago
  • Render an HTML Table to PNG in Python (5 Ways, 2026)
    WeasyPrint comes up in every "HTML to image" search, so it's worth being precise: it's an excellent, actively-maintained pure-Python engine โ€” but it renders to PDF only (PNG export was removed in v53) and runs no JavaScript. If your table is static HTML/CSS and you actually want a PDF, WeasyPrint is a great, dependency-light choice and you don't need any of the above. If you need a PNG, or your table/chart is... - Source: dev.to / 3 months ago
  • Ask HN: What is nowadays (opensource) way of converting HTML to PDF?
    Just print to PDF in a browser, or automate that using a browser automation tool. For a non-browser-based open source solution, WeasyPrint. https://weasyprint.org/ For a proprietary solution, try Prince XML: https://www.princexml.com/. - Source: Hacker News / 11 months ago
  • Show HN: PlutoPrint โ€“ Generate Beautiful PDFs and PNGs from HTML with Python
    How does it differ from https://weasyprint.org ? - Source: Hacker News / about 1 year ago
  • Lyon Drops Microsoft to Boost Digital Sovereignty
    You can learn more about weasyprint on their website (https://weasyprint.org/ ). It's an open source Python package that can be launched using cli or from Python code. - Source: Hacker News / about 1 year ago
View more

php eventloop mentions (0)

We have not tracked any mentions of php eventloop yet. Tracking of php eventloop recommendations started around Apr 2022.

What are some alternatives?

When comparing WeasyPrint and php eventloop, you can also consider the following products

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

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

PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request

HTML2PDF.fr - HTML2PDF is a HTML to PDF converter that allows the conversion of valid HTML 4.

PDFCrowd - Pdfcrowd is a Web/HTML to PDF online service. Convert HTML to PDF online in the browser or in your PHP, Python, Ruby, .NET, Java apps via the REST API.

Api2Pdf - PDF Generation API, powered by AWS Lambda. HTML to PDF | URL to PDF | Office Doc to PDF | Merge PDFs . Supports wkhtmltopdf, Headless Chrome, and LibreOffice. No rate limits and no file size limits.