The SQL Toolbelt contains:

• SQL Compare Pro
  Compares and synchronizes SQL Server database schemas
• SQL Data Compare Pro
  Compares and synchronizes SQL Server database contents
• SQL Source Control
  Connect your existing source control system to SQL Server
• SQL Prompt Pro
  Write, edit, and explore SQL effortlessly
• SQL Data Generator
  Test data generator for SQL Server databases
• SQL Packager
  Packages a database for deployment or update
• SQL Dependency Tracker
  Visualizes SQL Server object dependencies
• SQL Doc
  Document SQL Server databases
• SQL Multi Script Unlimited
  Single-click script execution on multiple servers
• SQL Backup Pro
  Compress, securely encrypt and strengthen backups - fast
• SQL Monitor
  SQL Server performance monitoring and alerting
• SQL Comparison SDK
  Automate comparison and synchronization tasks
• SQL Object Level Recovery Native
  Recover database objects from SQL Server backups
• SQL Search
  Search within SQL Server database schemas

Plus...

• SQL Safari
  When you buy the SQL Toolbelt you also get a year of free access to the top 20 SQL Server titles on Safari Books Online.

Note that SQL Backup Pro and SQL Monitor are licensed per server. All other tools are licensed per user.