Open source vector graphics editor supporting SVG with features like custom brushes, pressure sensitivity, and layer management across multiple platforms.
A free, open-source painting program for professional artists offering customizable UI, 9 brush engines, layer support, and color management.
Qiqqa is a free research and reference manager. Search for, read and annotate your PDFs. Then review your work, write up and create bibliographies instantly.
Privacy-focused, cross-platform tool for tagging, browsing and managing files or folders, with note-taking, Kanban, S3 cloud support, and web clipping.
Zotero is a free, easy-to-use tool to help you collect, organize, share research and cite your research sources directly in your favourite word processor, with 300 MB free online storage.
Obsidian is a note-taking app that lets you create a personal knowledge graph with ease. It is designed for non-linear thinking and allows you to easily link your notes together wiki-style.
