Videos Debug non-Optimized and optimized COBOL Programs Learn how to debug non-optimized and ABO-optimized COBOL modules using IBM® Debug for z/OS®. Watch the video (21:51) The 6 W's of the IBM Automatic Binary Optimizer for z/OS See how ABO can help you lower operational costs and boost performance of your business-critical applications without the need to recompile. Watch the video (1:04:19) Other resources Announcement: IBM Automatic Binary Optimizer for z/OS, V2.1 IBM Automatic Binary Optimizer for z/OS, V2.1 delivers additional performance improvements and introduces sub-capacity pricing. Read the documentation Documentation library for IBM Automatic Binary Optimizer for z/OS Explores a collection of in-depth information for ABO. Browse the resource library Fix list and new features for IBM Automatic Binary Optimizer for z/OS See a complete list of the latest releases, refreshes, fix packs and interim fixes sorted by version. Read the documentation Recent content for IBM Automatic Binary Optimizer for z/OS Find the latest PTFs, fix lists, and new features for ABO. Read the documentation Lifecycle for IBM Automatic Binary Optimizer for z/OS products Understand the full value of your ABO products and plan for upgrades. Effectively plan your software investment and avoid any gaps in support. View lifecycle dates Doc Buddy A mobile content portal to search ABO documentation and messages and stay informed of ABO updates. Download the app Expert resources to help you succeed Support Find solutions by using Support Search or open a Support Case. IBM Knowledge Center Get information about how to maintain and use the product. Community Explore a collection of in-depth information for this product.