Ada Server Faces - Web Server Faces JSR 252, JSR 314 and JSR 344
Ada Web Application - Framework to build high performance secure web applications
Ada EL - Expression Language Library (JSR245)
Ada Security - OAuth 2.0 client and server framework to secure web applications
Ada Servlet - Web Servlet Library following JSR 154, JSR 315
Ada Wiki Engine - Wiki parser and renderer with several Wiki syntaxes
AWS is a complete framework to develop Web based applications in Ada.
Dynamo Ada Application Code Generator
The Embedded Web Server is designed for use in embedded systems with limited resources (eg, no disk). It supports both static (converted from a standard web tree, including graphics and Java class files) and dynamic pages. It is written in GCC Ada.
Matreshka Project
Ada support for OpenAPI code generator