Features included

Fast loading
Huge file support
Record and replay macros
Full Syntax highlighting for the next languages: Java, PHP, Rust, Lua, VHDL, Python, C/C++
Line marking
Templates with multiline support
Spell checker
Character detection and conversion
Textpad grammars

Feature comparison with other editors

  Natpad Eclipse Emacs Sublime Notepad++ Textpad
Syntax higlighting Full Full Keyword Keyword Keyword Keyword
Huge files Yes No not out of the box Partly No Yes
Macros Yes No Yes Yes Yes Yes
Templates Yes Yes unknown No No unknown
Textpad grammars Partly No No No No Yes
Spell checking Yes Yes Extension Yes Yes Yes
Encoding conversion Yes Yes Yes Yes Yes Yes
Newline conversion No Yes Yes Yes Yes Yes
Undo/Redo Yes Yes Yes Yes Yes Yes
Block selection Yes Yes Yes Yes Yes Yes
Symbol database No No Yes Yes Extension Extension
Brace matching No Yes Yes Yes Yes Yes
Auto indentation No Yes Yes Yes Yes Yes
Auto completion Partly Full unknown Simple unknown unknown
Folding No Yes Yes Yes Yes No