- [Haroopad](http://pad.haroopress.com/) - Markdown editor with live preview. ([Source Code](https://github.com/rhiokim/haroopad)) `GLP-3.0``JavaScript`
- [ICEcoder](https://icecoder.net/) - Code editor awesomeness, built with common web languages. ([Demo](http://demo.icecoder.net), [Source Code](https://github.com/icecoder/ICEcoder)) `MIT``PHP`
- [KDevelop](https://www.kdevelop.org/) - IDE by the people behind KDE. ([Source Code](https://invent.kde.org/kdevelop/kdevelop)) `GFDLv1.2``C++`
- [KDevelop](https://www.kdevelop.org/) - IDE by the people behind KDE. ([Source Code](https://invent.kde.org/kdevelop/kdevelop)) `GFDL-1.2``C++`
- [Micro](https://micro-editor.github.io/) - A modern and intuitive terminal-based text editor. ([Source Code](https://github.com/zyedidia/micro)) `MIT``Go`
- [Nano](http://nano-editor.org) - Easy to use, customizable text editor. ([Source Code](https://git.savannah.gnu.org/cgit/nano.git/tree/)) `GPL-3.0``C`
- [Notepad++](https://notepad-plus-plus.org/) - GPLv2 multi-language editor with syntax highlighting for Windows. ([Source Code](https://github.com/notepad-plus-plus/notepad-plus-plus)) `GPL-2.0``C++`
- [Packer](https://www.packer.io/) - A tool for creating identical machine images for multiple platforms from a single source configuration. ([Source Code](https://github.com/hashicorp/packer)) `MPL-2.0``Go`
- [QEMU](http://www.qemu.org/) - QEMU is a generic machine emulator and virtualizer. ([Source Code](https://gitlab.com/qemu-project/qemu)) `LGPL-2.1``C`
- [Vagrant](https://www.vagrantup.com/) - Tool for building complete development environments. ([Source Code](https://github.com/hashicorp/vagrant)) `BSL 1.1``Ruby`
- [Vagrant](https://www.vagrantup.com/) - Tool for building complete development environments. ([Source Code](https://github.com/hashicorp/vagrant)) `BUSL-1.1``Ruby`