MyGeneration - MyGeneration is an extremely flexible template based code generator written in Microsoft.NET.
LLBLGen Pro - LLBLGen Pro: Using databases in your .NET code made easy. The entity modeling solution for Entity Framework, LLBLGen Pro Runtime Framework, NHibernate and Linq to SQL.
Codesmith - CodeSmith is a template-based code generator tool. It features a syntax nearly identical to ASP.
PHP Generator for MySQL - PHP Generator for MySQL is a PHP code generator for rapid web application development.
Devart T4 Editor - Devart T4 Editor is a powerful Visual Studio add-in for editing T4 templates with intellisense, syntax highlighting, code formatting and outlining, etc.
Telosys - Telosys is a lightweight Open Source code generator. Telosys allows to generate any kind of language (Java, Python, GoLang, PHP, JavaScript, TypeScript, C#, etc). It works without UML model. All the code generation templates are customizable.