From PDF generation and intelligent document processing to self-hosted PDF editing and conversion, everything is open source and free.
Fully Open-source Visual HTML Template Editor - Free to Use
Upload JSON data and automatically detect field types across a nine-level recognition framework, including text, numbers, dates, booleans, images, and tables. Create fully customizable templates with standardized placeholders for consistent, scalable bulk PDF generation.
Open-source Self-hosted for PDF Editing and Conversion.
Launch PDF tools, a Dashboard admin console, and the web UI with a single command. Merge, split, rotate, insert, delete, extract, watermark, and convert files across formats. Built-in Dashboard management supports API, license, account, log, system, and branding customization.
AI Document Parsing & Field Extraction · Local + Cloud
An open-source solution for AI-powered document parsing and extraction. Launch the intelligent document processing engine with a single command, then choose between Cloud API and Local modes for high-accuracy parsing and field extraction. Ready-to-use CLI, Python SDK, and Web UI.
Beyond our core open-source projects, there are many more repositories and tools waiting for you to explore.
High-performance Android PDF conversion library. Convert PDFs to Word, Excel, Slides, HTML, CSV, images, text, RTF, searchable PDF, JSON, Markdown, and OFD with layout preserved. Supports OCR and AI table recognition.
High-performance PDF conversion library for macOS apps. Convert PDFs to Word, Excel, Slides, HTML, CSV, images, text, RTF, searchable PDF, JSON, Markdown, and OFD with native macOS support. Includes OCR and AI table recognition.
High-performance PDF conversion library for Windows apps. Convert PDFs to Word, Excel, Slides, HTML, CSV, images, text, RTF, searchable PDF, JSON, Markdown, and OFD with pixel-perfect layout. Supports OCR and batch processing.
ComPDF SDK for Android - a full-featured PDF library with complete code samples and integration guides. Build powerful PDF viewers and editors with support for viewing, annotations, form filling, digital signatures, text editing, and redaction.
ComPDF SDK for Flutter - a full-featured PDF plugin for cross-platform Android and iOS apps. Integrate PDF viewing, editing, annotations, form filling, and document management into Flutter apps with a unified Dart API.
Complete React example for ComPDF Web integration - view, annotate, edit, sign, and manage PDF documents directly in the browser with a responsive UI. Supports annotations, form filling, digital signatures, and document navigation.
Complete capabilities open source - no gated core features.
Self-developed C++ engine for high-performance, high-accuracy PDF processing.
Ready-to-use Dashboard with API, license, logs, and system management.
Star us on GitHub, fork projects, submit issues, and contribute code. Help us build the best open-source PDF ecosystem together.
