FeatherPad

FeatherPad is a lightweight Qt5 plain-text editor for Linux. It is independent of any desktop environment and has:

• Drag-and-drop support, including tab detachment and attachment
• X11 virtual desktop awareness (using tabs on current desktop but opening a new window on another)
• An optionally permanent search-bar with a different search entry for each tab
• Instant highlighting of found matches when searching
• A docked window for text replacement
• Support for showing line numbers and jumping to a specific line
• Optional selection highlighting
• Automatic detection of text encoding as far as possible and optional saving with encoding
• Syntax highlighting for common programming languages
• Ability to open URLs with appropriate applications
• Session management
• Side-pane mode
• Auto-saving
• Spell checking with Hunspell
• Printing
• Text zooming
• Appropriate but non-interrupting prompts
• Other features that can be found in its settings, on its menus or when it is actually used.