Obsidian

Obsidian is a powerful knowledge base that works on top of<br>a local folder of plain text Markdown files.<br><br>It is a second brain, for you, forever. Now available on the go for Android!<br><br>Features include:<br>- Customizable toolbar<br>- Pull down quick actions<br>- Graph view<br>- Share to and from Obsidian<br>- Community plugins<br>- Themes<br>- Sidebar pinning for tablet