Notepad++ is a free open source notepad replacement and code editor with nice features. It supports syntax highlighting for many languages and has an extension system as well. ...more

Zed Attack Proxy (ZAP) is a tool to find security vulnerabilities in web applications. ...more

Termux is a terminal emulator and Linux environment for Android. ...more

Blitz3D is a classic game programming language for PC. ...more

WhiteStarUML is a UML modeling tool. ...more

kodeWeave is a HTML/ CSS playground app. ...more

Modelio is an Open Source UML tool. ...more

GNOME Builder is a general purpose integrated development environment (IDE) for the GNOME desktop environment. ...more

7tag helps you tag visitors of your websites. ...more

Bless is a high quality, full-featured hex editor. ...more

Eric is a full featured Python editor and IDE, written in Python. ...more

LateralGM (LGM) is an alternate Game Maker IDE founded by IsmAvatar that is compatible with both ENIGMA and Game Maker. ...more

FCEUX is an open source Nintendo Entertainment System and Family Computer Disk System emulator. ...more

Hudson is an extensible Continuous Integration Server. ...more

JOE is a full featured terminal-based screen editor. ...more

HTTPie is a command line HTTP client. ...more

IcoMoon provides a package of vector icons, along with a free HTML5 app for making custom icon fonts or SVG sprites. ...more

slap is a Sublime-like terminal-based text editor. ...more

wxMEdit is a cross-platform Text/Hex Editor written in C++ & wxWidgets. wxMEdit is an improved version of MadEdit which has been discontinued. ...more

wxHexEditor is an open source cross-platform hex editor written in C++ and wxWidgets. It can work as low-level disk editor too. ...more

Editra is a cross-platform, open-source text editor, released under a wxWindows license. ...more

Pulover's Macro Creator is a Free Automation Tool and Script Generator. It is based on AutoHotkey language and provides users with multiple automation. ...more

(R)?ex is a simple framework to simplify system administration and datacenter automation. ...more

FreeBASIC is a multiplatform, free/open source (GPL) BASIC compiler for Microsoft Windows, protected-mode MS-DOS (DOS extender), Linux, FreeBSD and Xbox. ...more

mitmproxy is an interactive TLS-capable intercepting HTTP proxy for penetration testers and software developers. ...more

Torque Game Engine, or TGE, is a 3D computer game engine. ...more

Comparison plugin for Notepad++ editor. ...more

Valgrind is a programming tool for memory debugging, memory leak detection, and profiling. ...more

Textadept is a free software minimalist text editor designed for computer programming. ...more

Vim text editor for Mac OS X. ...more