Seamlessly encrypts and decrypts your mail as it enters and leaves your computer

Cross platform open source e-book reader

Modern, feature-rich ebook reader

Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way

Visualizador de documentos

Tomar notas manuscritas

Manage and optimize PDF files

Productive PDF Software That You'll Love to Use

Look up words quickly

A solução unificada para tudo o que você precisa em e-books.

All-in-one ebook reader

Swiss Army Knife for PDF files

Prioritize tasks with AI

A cloud-based HD conferencing product leveraging Tencent's 20+ years of experience in audiovisual communications

Graphical diary and journal

Gerenciador de Coleções

A word processor

Multi-platform EPUB ebook editor

Record and connect your thoughts

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

Tricks for PDF Files

Registro pessoal de saúde do GNU Health

Lembre-se de suas coisas de uma maneira adoravelmente irritante

Collect, organize and cite research

Email made better

Editar Markdown em estilo

Escrever em pequenos quadrados coloridos

Create PDF documents with people pictures and corresponding name, also called "who's who", "yearbook" or "facebook"

Time tracking without the hassle

Connect your notes and knowledge