1.opendataloader-project / opendataloader-pdf
PDF Parser for AI-ready data. Automate PDF accessibility. Open-source.
+9,991 stars
from 20,173 · score 9.21
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
37 repositories by Attention Score · May 8, 2026 – Nov 3, 2026 (UTC)
2.gsantner / markor
Text editor - Notes, ToDo & Filemanager (for Android) - Markdown, todo.txt, plaintext, math, ..
- markdown
- markdown-editor
- android-app
- editor
- todo
- todotxt
- +14 more
+942 stars
from 5,438 · score 6.85
3.kekingcn / kkFileView
Universal File Online Preview Project based on Spring-Boot
- fileview
- kkfileview
- office-view
- fileviewer
- docx
- java
- +3 more
+806 stars
from 14,024 · score 6.69
4.JabRef / jabref
Desktop app for managing BibTeX and BibLaTeX (.bib) libraries
- jabref
- bibtex
- java
- latex
- biblatex
- bibliography
- +14 more
+564 stars
from 4,302 · score 6.34
5.plantuml / plantuml
Generate diagrams from textual description
- diagram
- diagram-as-code
- diagrams
- diagrams-as-code
- java
- plantuml
- +2 more
+528 stars
from 12,872 · score 6.27
6.theonedev / onedev
The Unified and Autonomous Development Platform
- git
- devops
- self-hosted
- ci-cd
- kanban
- packages
- +3 more
+493 stars
from 14,845 · score 6.20
7.LibrePDF / OpenPDF
OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL.
- pdf-generation
- java
- itext
- openpdf
- kotlin
- +1 more
+142 stars
from 4,243 · score 4.96
8.Athou / commafeed
Google Reader inspired self-hosted personal RSS reader.
- rss-reader
- java
- self-hosted
- web-application
- rss
+137 stars
from 3,507 · score 4.93
9.alibaba / easyexcelArchived
TranslatedA fast, concise Java tool for processing Excel that solves the memory overflow problem with large files
+95 stars
from 33,470 · score 4.56
10.paohaijiao / jquick-pdf
JQuick-Pdf is an enterprise-grade Java PDF generation framework. It provides HTML-like declarative syntax and supports more than 30 kinds of graphs, greatly simplifying complex PDF report creation while retaining full native pdfbox(since version 4.0.0) APIs.
- apache-pdfbox
- charts
- data-visualization
- fonts
- i18n
- java
- +14 more
+92 stars
from 151 · score 4.53
11.commonmark / commonmark-java
Java library for parsing and rendering CommonMark (Markdown)
+78 stars
from 2,623 · score 4.37
12.DemchaAV / GraphCompose
Declarative Java engine for structured documents. Automatic layout, pagination, reusable templates and themes. Render print-ready PDF, export editable PowerPoint, or generate semantic DOCX.
- document-generation
- java
- layout-engine
- report-generation
- template-engine
- +14 more
+78 stars
from 41 · score 4.37
+59 stars
from 2,169 · score 4.09
14.chitralabs / sheetz
Read and write Excel (.xlsx, .xls), CSV, and ODS files in Java with one line of code. Annotation-based mapping, SAX streaming, built-in validation, 19 type converters, cell styling. A high-performance alternative to Apache POI.
+59 stars
from 7 · score 4.09
15.openhtmltopdf / openhtmltopdf
An HTML to PDF library for the JVM. Based on Flying Saucer and Apache PDF-BOX 3. With SVG image support. Now also with accessible PDF support (WCAG, Section 508, PDF/UA)!
+46 stars
from 244 · score 3.85
+44 stars
from 871 · score 3.81
17.vsch / flexmark-java
CommonMark/Markdown Java parser with source level AST. CommonMark 0.28, emulation of: pegdown, kramdown, markdown.pl, MultiMarkdown. With HTML to MD, MD to PDF, MD to DOCX conversion modules.
- commonmark
- pegdown
- java
- markdown-parser
- markdown-processor
- markdown-conversion
- +5 more
+38 stars
from 2,601 · score 3.66
+30 stars
from 2,015 · score 3.43
19.flyingsaucerproject / flyingsaucer
XML/XHTML and CSS 2.1 renderer in pure Java
+29 stars
from 2,208 · score 3.40
20.focus-shift / jollyday
Jollyday - A worldwide public holidays library
- java
- public-holiday-calender
- public-holidays
- bank-holidays
- holidays
- publicholidays
- +6 more
+20 stars
from 123 · score 3.04
21.torakiki / sejda
An extendible and configurable PDF manipulation layer library written in java.
+10 stars
from 538 · score 2.40
22.vws-java / Barcode-Lib4J
GS1-128, GS1-DataMatrix, QR Code, EAN and more. Generates PDF, EPS, SVG, PNG images.
- barcode
- datamatrix
- java
- image
- qrcode
- vector
- +3 more
+7 stars
from 12 · score 2.08
23.latexdraw / latexdraw
A vector drawing editor for LaTeX (JavaFX).
+6 stars
from 445 · score 1.95
24.dynamicreports / dynamicreports
Java reporting library for creating dynamic report designs at runtime
- reporting
- printing
- presentation
- dynamic-content
- jasperreports
+6 stars
from 242 · score 1.95
25.MenoData / Time4J
Advanced date, time and interval library for Java with sun/moon-astronomy and calendars like Chinese, Coptic, Ethiopian, French Republican, Hebrew, Hijri, Historic Christian, Indian National, Japanese, Julian, Korean, Minguo, Persian, Thai, Vietnamese
- java
- time4j
- calendar
- interval
- duration
- sun
- +2 more
+5 stars
from 469 · score 1.79
26.beanio / beanio
BeanIO 3, a Java library for marshalling and unmarshalling bean objects from XML, CSV, delimited and fixed length stream formats.
- java
- library
- marshalling
- unmarshalling
- flat-file
- flatfile
- +3 more
+5 stars
from 65 · score 1.79
27.scndry / jackson-dataformat-spreadsheet
A Java library (Jackson extension) for reading and writing Excel spreadsheets (XLSX/XLS) as POJOs.
+5 stars
from 19 · score 1.79
28.prolificinteractive / material-calendarview
A Material design back port of Android's CalendarView
+4 stars
from 5,888 · score 1.61
29.SundeepK / CompactCalendarView
An android library which provides a compact calendar view much like the one used in google calenders.
- calendar
- compactcalendarview
- android
- android-library
- android-ui
- java
- +1 more
+4 stars
from 1,513 · score 1.61
30.sirthias / pegdown
A pure-Java Markdown processor based on a parboiled PEG parser supporting a number of extensions
+4 stars
from 1,288 · score 1.61
31.rudikershaw / git-build-hook
A maven plugin for managing client side (local) git configuration for those working on your project. Including but not limited to setting git config, installing hooks, validating the local repository.
+4 stars
from 163 · score 1.61
+4 stars
from 61 · score 1.61
33.alamkanak / Android-Week-View
Android Week View is an android library to display calendars (week view or day view) within the app. It supports custom styling.
+3 stars
from 3,437 · score 1.39
34.arnaudroger / SimpleFlatMapper
Fast and Easy mapping from database and csv to POJO. A java micro ORM, lightweight alternative to iBatis and Hibernate. Fast Csv Parser and Csv Mapper
+3 stars
from 457 · score 1.39
+2 stars
from 1,391 · score 1.10
36.creditdatamw / zerocell
Simple, efficient Excel to POJO library for Java
- java8
- excel
- pojo
- annotation-processor
- annotations
+1 stars
from 82 · score 0.69
37.greenlaw110 / play-excel
A Play! framework plugin to help generate Excel file (using predefined Excel file as template)
+1 stars
from 38 · score 0.69