Abacus (disambiguation)

• Abacus (GDS)
• Abacus (architecture)
• Abacus - Australian Mutuals
• Abacus 5
• Abacus Data
• Abacus Federal Savings Bank
• Abacus Harmonicus
• Abacus Records
• Abacus school
• Abacus system
• Abacus-2007AC1
• Avolution
• Kent Rathbun
• Little, Brown and Company
• Logical abacus
• Microsoft Flight Simulator
• Operation Abacus
• abacus