dbForge SQL Complete - Try Intellisense functionality and Improved SQL Formatter in SQL Server Management Studio and Visual Studio using SQL Complete!
Dataedo - Database documentation tool
ApexSQL Refactor - ApexSQL Refactor is a free SQL formatter and database refactoring tool for SQL Server.
SQL Data Dictionary - Easily generate a PDF or HTML data dictionary from SQL Server with just a few clicks.
ApexSQL Complete - ApexSQL Complete can automatically fill in SQL keywords, statements and identifiers.
DbSchema - DbSchema - Visual Database Design & Management Tool