Notepad++ is a text and source code editor widely known for offering advanced features while remaining lightweight. The software is maintained under the GPL license and is based on the Scintilla component, which is responsible for displaying syntax highlighting and various editing features. It supports dozens of languages, includes code folding, advanced search and replace, file comparison, macro recording, multiple tabs, and deep customization through plugins.
The User Language Define system adds freedom to create custom syntax highlighting by adjusting keywords, operators, colors, and formatting rules. This allows tailoring the environment to specific languages or internal standards of development teams.
Notepad++ focuses on efficiency: it runs quickly, starts almost immediately, and consumes little memory. This performance is linked to the use of optimized components and the project's care in avoiding unnecessary loading. The application also offers a dark mode, support for various encodings, configurable autocompletion, saved sessions, and recovery after unexpected crashes.
The developer emphasizes the commitment to maintaining low resource consumption to minimize energy impact — a symbolic goal, but aligned with the philosophy of keeping an editor fast, easy to operate, and ready for editing and programming tasks on Windows.