Tested and confirmed download links. A couple require name & email; a few suggest you download other stuff, but you don't have to. Removed direct PDF link of Mastering SQL Server Profiler in favor of the book's page on RedGate.
* [Defensive Database Programming ](http://download.red-gate.com/ebooks/SQL/defensive-database-programming.pdf) (PDF) *(RedGate, By Alex Kuznetsov)*
* [SQL Server Execution Plans, Second Edition](http://download.red-gate.com/ebooks/SQL/eBOOK_SQLServerExecutionPlans_2Ed_G_Fritchey.pdf) (PDF) *(RedGate, By Grant Fritchey)*
* [Inside the SQL Server Query Optimizer](http://www.red-gate.com/products/sql-development/sql-prompt/entrypage/sql-query-optimizer-ebook3) *(RedGate, By Benjamin Nevarez)*
* [Mastering SQL Server Profiler](http://download.red-gate.com/ebooks/SQL/Mastering_Profiler_eBook.pdf) (PDF) *(RedGate, By Brad McGehee)*
* [SQL Server Transaction Log Management](http://www.red-gate.com/community/books/sql-server-transaction-log-management) *(RedGate, By Tony Davis and Gail Shaw)*
* [The Art of SQL Server FILESTREAM](http://www.red-gate.com/community/books/art-of-filestream.htm) *(RedGate, By Jacob Sebastian and Sven Aelterman)*
* [SQL Server Concurrency: Locking, Blocking and Row Versioning](http://www.red-gate.com/community/books/sql-server-concurrency.htm) *(RedGate, By Kalen Delaney)*
* [SQL Server Backup and Restore](http://www.red-gate.com/community/books/sql-server-backup-and-restore.htm) *(RedGate, By Shawn McGehee)*
* [Troubleshooting SQL Server: A Guide for the Accidental DBA](http://www.red-gate.com/community/books/accidental-dba) *(RedGate, By Jonathan Kehayias and Ted Krueger)*
* [SQL Server Hardware](http://www.red-gate.com/community/books/sql-server-hardware) *(RedGate, By Glenn Berry)*
* [SQL Server Statistics](http://www.red-gate.com/community/books/sql-server-statistics.htm) *(RedGate, By Holger Schmeling)*
* [Performance Tuning with SQL Server Dynamic Management Views](http://www.red-gate.com/community/books/dynamic-management-views.htm) *(RedGate, By Tim Ford and Louis Davidson)*
* [Brad's Sure Guide to SQL Server Maintenance Plans](http://www.red-gate.com/community/books/sql-server-maintenance-plans) *(RedGate, By Brad McGehee)*
* [Best of SQLServerCentral.com Vol 7](http://www.red-gate.com/community/books/ssc-7.htm) *(RedGate, By SQLServerCentral Authors)*
* [Protecting SQL Server Data](http://www.red-gate.com/community/books/protecting-data.htm) *(RedGate, By John Magnabosco)*
* [SQL Server Tacklebox](http://www.red-gate.com/community/books/sql-server-tacklebox) *(RedGate, By Rodney Landrum)*
* [How to Become an Exceptional DBA](http://www.red-gate.com/community/books/exceptional-dba-book) *(RedGate, By Brad McGehee)*
* [SQL Server Stumpers Vol.5](http://www.red-gate.com/community/books/sql-server-stumpers-v5.htm) *(RedGate, By SQLServerCentral Authors)*
* [Mastering SQL Server Profiler](http://www.red-gate.com/community/books/mastering-sql-server-profiler.htm) *(RedGate, By Brad McGehee)*