ACAP may refer to:
Conservation
Agreement on the Conservation of Albatrosses and Petrels, a legally binding international treaty signed in 2001 Arctic Council Action Plan, an action plan to eliminate pollution in the Arctic Annapurna Conservation Area Project, restricted area in Himalayas mountains, Nepal
Technology
Advanced Common Application Platform, a platform intended to provide television consumers with advanced interactive services Application Configuration Access Protocol, a protocol which enhances IMAP by allowing the user to set up data for universal access Automated Content Access Protocol, a proposed method of providing machine-readable DRM for online content
Other fields
Absorptive capacity, a term used within innovation management Advance Credit Administration Program, a series of college equivalent courses American Council on Alcohol Problems, a federation of 37 state affiliates promoting the reduction of alcohol advertising Association for Community Affiliated Plans, a Medicaid health plan trade association Australian College of Applied Psychology, a training organisation