| Character | Description |
|---|---|
| U+0009 | <control> |
| U+000A | <control> |
| U+000D | <control> |
| U+200C | ZERO WIDTH NON-JOINER |
| U+200D | ZERO WIDTH JOINER |
| U+200E | LEFT-TO-RIGHT MARK |
| U+200F | RIGHT-TO-LEFT MARK |
| U+2028 | LINE SEPARATOR |
| U+2029 | PARAGRAPH SEPARATOR |
| U+202A | LEFT-TO-RIGHT EMBEDDING |
| U+202B | RIGHT-TO-LEFT EMBEDDING |
| U+202C | POP DIRECTIONAL FORMATTING |
| U+202D | LEFT-TO-RIGHT OVERRIDE |
| U+202E | RIGHT-TO-LEFT OVERRIDE |
| U+206A | INHIBIT SYMMETRIC SWAPPING |
| U+206B | ACTIVATE SYMMETRIC SWAPPING |
| U+206C | INHIBIT ARABIC FORM SHAPING |
| U+206D | ACTIVATE ARABIC FORM SHAPING |
| U+206E | NATIONAL DIGIT SHAPES |
| U+206F | NOMINAL DIGIT SHAPES |
Count: 20