! No. !! Module name !! !! No. !! Module name
|-
| 1 || [https[://rosettacode.org/wiki/Category:Wren-fmt |fmt]] || || 2 || [https[://rosettacode.org/wiki/Category:Wren-str |str]]
|-
| 3 || [https[://rosettacode.org/wiki/Category:Wren-sort |sort]] || || 4 || [https[://rosettacode.org/wiki/Category:Wren-math |math]]
|-
| 5 || [https[://rosettacode.org/wiki/Category:Wren-trait |trait]] || || 6 || [https[://rosettacode.org/wiki/Category:Wren-seq |seq]]
|-
| 7 || [https[://rosettacode.org/wiki/Category:Wren-date |date]] || || 8 || [https[://rosettacode.org/wiki/Category:Wren-rat |rat]]
|-
| 9 || [https[://rosettacode.org/wiki/Category:Wren-pattern |pattern]] || || 10 || [https[://rosettacode.org/wiki/Category:Wren-big |big]]
|-
| 11 || [https[://rosettacode.org/wiki/Category:Wren-upc |upc]] || || 12 || [https[://rosettacode.org/wiki/Category:Wren-matrix |matrix]]
|-
| 13 || [https[://rosettacode.org/wiki/Category:Wren-set |set]] || || 14 || [https[://rosettacode.org/wiki/Category:Wren-llist |llist]]
|-
| 15 || [https[://rosettacode.org/wiki/Category:Wren-queue |queue]] || || 16 || [https[://rosettacode.org/wiki/Category:Wren-complex |complex]]
|-
| 17 || [https[://rosettacode.org/wiki/Category:Wren-dynamic |dynamic]] || || 18 || [https[://rosettacode.org/wiki/Category:Wren-ioutil |ioutil]]
|-
| 19 || [https[://rosettacode.org/wiki/Category:Wren-long |long]] || || 20 || [https[://rosettacode.org/wiki/Category:Wren-crypto |crypto]]
|-
| 21 || [https[://rosettacode.org/wiki/Category:Wren-sound |sound]] || || 22 || [https[://rosettacode.org/wiki/Category:Wren-polygon |polygon]]
|-
| 23 || [https[://rosettacode.org/wiki/Category:Wren-srandom |srandom]] || || 24 || [https[://rosettacode.org/wiki/Category:Wren-lsystem |lsystem]]
|-
| 25 || [https[://rosettacode.org/wiki/Category:Wren-turtle |turtle]] || || 26 || [https[://rosettacode.org/wiki/Category:Wren-ellipse |ellipse]]
|-
| 27 || [https[://rosettacode.org/wiki/Category:Wren-check |check]] || || 28 || [https[://rosettacode.org/wiki/Category:Wren-array |array]]
|-
| 29 || [https[://rosettacode.org/wiki/Category:Wren-gmp |gmp]] || || 30 || [https[://rosettacode.org/wiki/Category:Wren-ecm |ecm]]
|-
| 31 || [https[://rosettacode.org/wiki/Category:Wren-sql |sql]] || || 32 || [https[://rosettacode.org/wiki/Category:Wren-event |event]]
|-
| 33 || [https[://rosettacode.org/wiki/Category:Wren-i64 |i64]] || || 34 || [https[://rosettacode.org/wiki/Category:Wren-perm |perm]]
|-
| 35 || [https[://rosettacode.org/wiki/Category:Wren-linear |linear]] || || 36 || [https[://rosettacode.org/wiki/Category:Wren-regex |regex]]
|-
| 37 || [https[://rosettacode.org/wiki/Category:Wren-maputil |maputil]] || || 38 || [https[://rosettacode.org/wiki/Category:Wren-plot |plot]]
|-
| 39 || [https[://rosettacode.org/wiki/Category:Wren-debug |debug]] || || 40 || [https[://rosettacode.org/wiki/Category:Wren-table |table]]
|-
| 41 || [https[://rosettacode.org/wiki/Category:Wren-iterate |iterate]] || || 42 || [https[://rosettacode.org/wiki/Category:Wren-money |money]]
|-
| 43 || [https[://rosettacode.org/wiki/Category:Wren-vector |vector]] || || ||
|}
<br>
To use a class or classes from a module (say ''fmt''), you need to import them into your script with Wren code such as the following. To use more than one class separate their names with commas:
<syntaxhighlight lang="ecmascript">import "./fmt" for Conv, Fmt</syntaxhighlight>
These modules are subject to the same license as any other code submitted to Rosetta Code though contributors' user pages should be checked to see whether more permissive terms are available. If anyone wishes to add further modules, please do so using a similar model and append them to the list.
! No. !! Module name !! !! No. !! Module name
|-
| 1 || [https[://rosettacode.org/wiki/Category:DOME |DOME]] || || 2 || [https[://rosettacode.org/wiki/Category:Raylib-wren |Raylib-wren]]
|-
| 3 || [https[://rosettacode.org/wiki/Category:SpiderWren |SpiderWren]] || || 4 || [https[://rosettacode.org/wiki/Category:Wren-assert |Wren-assert]]
|-
| 5 || [https[://rosettacode.org/wiki/Category:Wren-json |Wren-json]] || || 6 || [https[://rosettacode.org/wiki/Category:Wren-test |Wren-test]]
|-
| 7 || [https[://rosettacode.org/wiki/Category:WrenGo |WrenGo]] || || 8 || [https[://rosettacode.org/wiki/Category:Wren-xsequence |Wren-xsequence]]
|}
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