Update IMPLEMENTATIONS.md

These projects appear to be at beta stage or better.

Author: MikeRalphson

IMPLEMENTATIONS.md

@@ -8,19 +8,31 @@ and tooling creators alike, and it is strongly encouraged that draft tooling be
 made available for early users of the OAS.
 
 
-Low-Level tooling
+#### Low-Level tooling
 
 | Title          | Project Link | Language |Description                          |
 |----------------|--------------|----------|---------------------|
 | swagger-parser | [GitHub/swagger-api](https://github.com/swagger-api/swagger-parser/tree/feature/3.0.0-rc0) | Java | Swagger 1.0, 1.1, 1.2, 2.0 to Open API Specification converter |
 | swagger-models | [GitHub/swagger-api](https://github.com/swagger-api/swagger-core/tree/feature/3.0.0-rc0/modules/swagger-models) | Java | Open API 3.0 Java Pojos |
 | KaiZen OpenAPI Parser | [GitHub/RepreZen/KaiZen-OpenAPI-Parser](https://github.com/RepreZen/KaiZen-OpenAPI-Parser) | Java | High-performance Parser, Validator, and Java Object Model for OpenAPI 3.x |
+| openapi3-ts | [GitHub/metadevpro/openapi3-ts](https://github.com/metadevpro/openapi3-ts) | TypeScript | TS Model & utils for OpenAPI 3.0.x contracts |
+| swagger2openapi | [GitHub/mermade/swagger2openapi](https://github.com/mermade/swagger2openapi) | Node.js | An OpenAPI / Swagger 2.0 to OpenAPI 3.0.x converter and validator |
+| Tavis.OpenApi | [GitHub/tavis-sofware/Tavis.OpenApi](https://github.com/tavis-software/Tavis.OpenApi/) | dotnet | C# based parser with definition validation and migration support from V2 |
 
 
-User Interfaces
+#### User Interfaces
+
+| Title          | Project Link | Language |Description                          |
+|----------------|--------------|----------|---------------------|
+| openapi-viewer | [GitHub/koumoul/openapi-viewer](https://github.com/koumoul-dev/openapi-viewer) | Vue.js | Browse and test a REST API described with the OpenAPI 3.0 Specification |
 
 
-Server Implementations
+#### Server Implementations
 
 
-Code Generators
+#### Code Generators
+
+| Title          | Project Link | Language |Description                          |
+|----------------|--------------|----------|---------------------|
+| baucis-openapi3 | [Github/metadevpro/baucis-openapi3](https://github.com/metadevpro/baucis-openapi3) | Node.js | [Baucis.js](https://github.com/wprl/baucis) plugin for generating OpenAPI 3.0 compliant API contracts |
+| Google Gnostic | [GitHub/googleapis/gnostic](https://github.com/googleapis/gnostic) | Go | Compile OpenAPI descriptions into equivalent Protocol Buffer representations |