A partial list of xqDoc implementations is below.
Table 1. xqDoc implementations
| Name | Ref | Language | Parser style | Last update | Notes |
|---|---|---|---|---|---|
| xqDoc | [XQDOC] | Java | ANTLR 2.7 | 2014 | |
| xquery/ xquerydoc | [13] | XQuery | REX | 2016 | Also supplies an XProc step. |
| eXist-db | [15] | Java | (unknown) | Active | Supplied as library function. |
| BaseX | [16] | Java | (unknown) | Active | Supplied as library function. |
| wcanillion/ xqlint | [9] | Javascript (Node) | REX | 2018 | Use the help to find xqdoc option. |
| lcahlander/ xqdoc | [17] | Java | ANTLR 4 | Active |