From publisher blurb:
GMs with a taste for fantasy world-building can either borrow races for their setting from other sources, or build new fantasy races from scratch. Presented in this sourcebook are guidelines for designing new fantasy character races with access to a wide variety of abilities and balancing drawbacks. Whether these are exotic new fantasy races or variants of more familiar fantasy races, the tools are in your hands. This sourcebook contains everything you need to create variations on your favorite fantasy races to all new, all different fantasy racial ideas that no one has seen before. This sourcebook includes:
Ability Score Adjustment Costs
Defensive Bonuses
Drawbacks
Greater Abilities
Greater Ability Score Adjustments
Level Adjustments and Racial Hit Dice
Miscellaneous Abilities
Movement
Racial Bonuses to Skills
Racial Type or Subtype List
Unusual Senses
Weapons, Attack Bonuses, and Damage Bonuses
If you like creating new fantasy races for d20 and OGL gaming but wished there were rules that actually made sense, you prayers have been answered. The Race Creation Cookbook is the book you have wanted to see done in an easy way to add to your game. Come check it out!