Trilium Notes is a Windows software for taking notes on the desktop. It is possible to form tree structures for easier understanding and organization. Moreover, there is a powerful text editor that supports Markdown and HTML. Similar to One Calendar, you can synchronize personal data across several devices.

Hierarchical structure

You can create notes within notes, effortlessly organize different types of information. Infinite nesting is fully supported, which is important for precise content management. Additionally, an option to tag and categorize individual entries to simplify future interactions is provided.

The integrated word processor allows users to write down any thoughts and ideas. There are flexible text formatting capabilities for creating:

Headers;
Lists;
Tables, etc.

Search and versioning

It is possible to quickly find required items in a large database by entering keywords. You are able to filter the results by various file attributes like size or modification date. Furthermore, instruments to track changes and revert to earlier versions if necessary is included. Complex automation scripts may be written and executed as well.

Features

free to download and use;
designed to help you write down important ideas and thoughts on the desktop;
separate notes can be nested within other records for easier navigation;
users may apply advanced formatting to any text snippet;
compatible with all modern versions of Windows.