 | Chapter 8 vi Clones Feature Summary |  |
Most of the clones support most or all of the features described above. Table 8.9 summarizes what each editor supports. Of course, the table does not tell the full story; the details are provided in each one's individual chapter.
| Feature | nvi | elvis | vim | vile |
|---|---|---|---|---|
| Multiwindow editing | X | X | X | X |
| GUI | X | X | X | |
| Extended regular expressions | X | X | X | X |
| Enhanced tags | X | X | X | |
| Tag stacks | X | X | X | X |
| Arbitrary length lines | X | X | X | X |
| 8-bit data | X | X | X | X |
| Infinite undo | X | X | X | X |
| Incremental searching | X | X | X | |
| Left-right scrolling | X | X | X | X |
| Mode indicators | X | X | X | X |
| Visual mode | X | X | X | |
| Edit-Compile Speedup | X | X | X | |
| Syntax Highlighting | X | X | X | |
| Multiple OS support | X | X | X |
|  | |
| 8.7 Programming Assistance |  | 8.9 A Look Ahead |
