OpenPDF vs catj vs wkhtmltopdf
Overview
Share your Stack
Help developers discover the tools you use. Get visibility for your team's tech choices and contribute to the community's knowledge.
CLI (Node.js)
Manual
Detailed Comparison
wkhtmltopdf and wkhtmltoimage are command line tools to render HTML into PDF and various image formats using the QT Webkit rendering engine. These run entirely "headless" and do not require a display or display service. | OpenPDF is a free Java library for creating and editing PDF files with a LGPL and MPL open source license. OpenPDF is based on a fork of iText. | It makes it easier to understand the structure of JSON files. The output is valid JavaScript which can be used directly in code. It's very helpful when writing queries for tools like jq. |
| - | - | Easier to understand; Valid Javascript Output |
Statistics | ||
GitHub Stars 14.4K | GitHub Stars 4.1K | GitHub Stars 1.3K |
GitHub Forks 1.9K | GitHub Forks 673 | GitHub Forks 21 |
Stacks 60 | Stacks 3 | Stacks 1 |
Followers 110 | Followers 29 | Followers 5 |
Votes 0 | Votes 0 | Votes 0 |
Integrations | ||
| No integrations available | No integrations available | |
What are some alternatives to wkhtmltopdf, OpenPDF, catj?
DocRaptor
DocRaptor makes it easy to convert HTML to PDF and XLS format. Choose your document format, select configuration options and make an HTTP POST request to our server. DocRaptor returns your file in a matter of seconds. We provide extensive documentation and examples to get you started, and our API makes it easy to use DocRaptor to generate PDF and Excel files in your own web applications.
Pandoc
It is a free and open-source document converter, widely used as a writing tool and as a basis for publishing workflows. It converts files from one markup format into another. It can convert documents in (several dialects of) Markdown, reStructuredText, textile, HTML, DocBook, LaTeX, MediaWiki markup, TWiki and many more.
Inkfluence AI
Plan, write, and publish books, PDF guides, workbooks, and audiobooks with AI workflows. Customize branding and export instantly.
PixelPress — Convert Images to WebP Instantly
PixelPress is a fast, free, and secure online image converter. Convert PNG, JPEG, and AVIF to WebP instantly with 100% client-side processing. No uploads, maximum privacy, lightning-fast results.
Pixellize
Fast & free online image converter and editor. Resize, compress, and transform images easily with no sign-up required.
PDFGate
PDFGate offers a fast and reliable PDF API for developers. Create, process, and manage PDFs at scale with simple, powerful tools.
2dto3D
Upload any image and get a downloadable 3D model in minutes. AI-powered image to 3D conversion with professional quality GLB files. Built by people who actually use 3D tools.
ReelScribe — AI Transcription
Transcribe videos and audio to text instantly with ReelScribe – the fast, accurate, and unlimited AI transcription tool. Convert MP4, MP3, or any video to text and subtitles in 145+ languages. 99.8% accuracy. Download transcripts as DOCX, PDF, TXT, or SRT.
ConvertFT
Free online photo editor and image tools. Batch resize, compress, convert, crop, blur, sharpen, rotate, grayscale, remove EXIF, and more—no installation required.
JPG to WebP Converter
Convert JPG to WebP online free. Modern image format for faster websites. Reduce JPEG file size by 25-35%. Batch convert up to 20 files.
