A powerful PDF editor for Linux

Markdown-based knowledge base

QR code scanner for Linux desktop

Fully validating Bitcoin peer-to-peer network node, wallet and GUI

Personal accounting for everyone

전자책 관련 모든 요구를 해결하는 원스톱 솔루션

족보 정보 관리, 족보 연구 및 분석 수행

The complete OCR suite

가정용 단식 부기 가계부

Electronic signature application from the Spanish Government

PDF editor with ability to browse/edit the tree of raw pdf objects

Keep tabs on your subs

PDF viewer designed for reading research papers and technical books

open source note taking and to-do application

Planner & Calendar

Time tracking without the hassle

Automated Document Processing for Accounting Services

German invoice generator

To-do list and time tracker

Keep plaintext accounts

Master PDF Editor is a full solutions for work with PDF documents

Cross platform open source e-book reader

Faxing with Linux/Unix

Write and preview markdown

Connect your notes and knowledge

BlueMail is a free, secure, universal email app, capable of managing an unlimited number of mail accounts

Open Source PDF Editor

Unofficial Notion Desktop client

PDF viewer

A complete directory tooling platform