Open Source

Notepad++ is a free open source notepad replacement and code editor with nice features. It supports syntax highlighting for many languages and has an extensio…

Google Keep

Free

Google Keep is a cloud based note taking application.

Zim

Open Source

Zim is a graphical text editor used to maintain a collection of wiki pages.

Joplin

Open Source

Joplin is an open-source free note taking and to-do application.

CherryTree

Open Source

CherryTree is an hierarchical note taking application, featuring rich text and syntax highlighting, storing data in a single xml or sqlite file.

KeyNote NF

Open Source

KeyNote-NF is a tabbed notebook with RichText editor, multi-level notes and strong encryption.

TagSpaces

Freemium

TagSpaces is an open source data manager and file navigator. It helps organize files on local drives by adding tags to files.

nvPY

Open Source

nvpy is a simplenote-syncing note-taking tool inspired by Notational Velocity (and a little bit by nvALT too) on OSX and ResophNotes on Windows.

Elephant

Open Source

Elephant is a notetaker with a classic interface.

Evernote

Freemium

Evernote is a note taking application which keeps the notes taken in sync across all platforms using its cloud infrastructure.

Notezilla

Commercial

Notezilla is a sticky notes app for Windows.

Simplenote

Open Source

Simplenote is an easy way to keep notes, lists, ideas and more.

Tomboy

Open Source

Tomboy is a desktop note-taking application for Linux, Unix, Windows, and Mac OS X.

NixNote

Open Source

NixNote is an open source client for Evernote.

ResophNotes

Free

ResophNotes is a fast note writing tool and a Simplenote client on Windows.

Leanote

Open Source

Leanote is a self-hosted note taking app.

The Guide

Open Source

Guide is an application that allows you create documents ("guides") which inherently have a tree (which you can modify as you please) and text associated wit…