Adds link to json-schema-to-elm in implementations.md

implementations.md

@@ -180,6 +180,8 @@ are the only keywords that changed.
     -   [quicktype.io](https://app.quicktype.io/#l=schema) - infer JSON Schema from samples, and generate TypeScript, C++, go, Java, C#, Swift, etc. types from JSON Schema
 -   PHP
     -  [php-code-builder](https://github.com/swaggest/php-code-builder)(MIT) - generates PHP mapping structures defined by JSON schema using [swaggest/json-schema](https://github.com/swaggest/php-json-schema) *supports Draft 7*
+-   Elm
+    -  [json-schema-to-elm](https://github.com/dragonwasrobot/json-schema-to-elm) - generates Elm types, JSON decoders+encoders, and fuzz tests from one or more JSON Schema files using [dragonwasrobot/json_schema](https://github.com/dragonwasrobot/json_schema)
 
 #### Web UI generation
 
@@ -251,7 +253,7 @@ the utility, and decided on a case-by-case basis.
 -   Python
     -   [hypothesis-jsonschema](https://github.com/Zac-HD/hypothesis-jsonschema) (MPL) *draft-07, -06, -04*;  creates [Hypothesis](https://hypothesis.works/) strategies for documents which match any schema, even with complex and interacting constraints.
     -   [hypo\_schema](https://github.com/mlakewood/hypo_schema) (BSD-2-Clause) Creates generators for Hypothesis from JSON Schema
-    
+
 #### Editors
 
 _TODO: Sort by draft support._