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Leo Editor

Leo Editor is a free and open-source outlining and literate programming editor, useful for organizing and developing software code. It supports reusable components, code folding sections, clones, hovers and full-screen editing for distraction-free writing.

What is Leo Editor?

Leo Editor is a free and open-source outlining and literate programming tool useful for organizing and developing software code. It allows you to structure your code and writing in an outline-style tree format to provide overview and enable focus.

Key features include:

  • Reusable components and clones to reduce repetition
  • Folding text sections to hide details
  • Hovers to preview content without losing focus
  • Full-screen mode for distraction-free editing
  • Support for various programming languages
  • Scriptable in Python for customization
  • Cross-platform support for Windows, Mac and Linux

With Leo Editor you can write structured documents, take notes, manage projects, develop software, and much more. Its flexibility makes it suitable for all levels of technical and non-technical writing. An intuitive outline-based approach and focus mode streamline workflow. Code reuse cuts tedious duplication. The open architecture invites custom workflows.

Leo Editor offers writers, software engineers, students, scientists, and academics a capable free alternative to commercial outliners and IDEs. Its literate programming capacities blending prose, code and meta-directives in the same source combine the strengths of word processors and coding tools. An active community provides support to further development.

The Best Leo Editor Alternatives

Top Apps like Leo Editor

GNU Emacs, PyScripter, NINJA-IDE, Graviton Editor, Code Writer, GNOME Builder, Judge0 IDE are some alternatives to Leo Editor.

GNU Emacs

GNU Emacs is a powerful, customizable, open source text editor and more. At its core is an interpreter for Emacs Lisp, a dialect of the Lisp programming language with extensions to support text editing. This extensibility allows Emacs to provide far more than your average text editor.Beyond text editing...

PyScripter

PyScripter is a feature-rich Python integrated development environment (IDE) for Windows. It is designed specifically for Python development, providing a range of useful tools and features for programmers.Some of the key features of PyScripter include:Syntax highlighting for Python codeSmart auto-completion for variables, functions, parameters, etc.Integrated Python interpreter...

NINJA-IDE

NINJA-IDE (Integrated Development Environment) is an open-source, cross-platform integrated development environment designed specifically for Python. It includes the following key features:Intuitive and user-friendly graphical interfaceCode completion and syntax highlighting for PythonSupport for managing Python projects and associated files/foldersReal-time code analysis for error and warning detectionPlugins for unit testing...

Graviton Editor

Graviton Editor is a free and open source code and text editor that offers a feature-rich development environment for programmers and writers. Built with web technologies, it runs as a desktop app on Windows, Mac and Linux platforms. For developers, Graviton Editor provides syntax highlighting and auto-completion support for over...

Code Writer

Code Writer is a lightweight code and text editor application designed for quickly editing and writing code, markup, and prose. It has a simple, minimalist user interface that gets out of your way so you can focus on writing. Some of the key features of Code Writer include:Syntax highlighting...

GNOME Builder

GNOME Builder is an open source integrated development environment (IDE) tailored for developing applications for GNOME and Linux environments. It is the official IDE of the GNOME project and the default development environment in many GNOME-based Linux distributions.Key features of GNOME Builder include:Support for multiple programming languages like...

Judge0 IDE

Judge0 IDE is a versatile online integrated development environment (IDE) that allows developers to write, compile, run, and debug code in over 40 programming languages. It provides a code editor with syntax highlighting and other helpful features to improve productivity.Some highlights of Judge0 IDE include:Supports major languages like C...