Software
- Tango (tax software), a tax software application from H&R Block
- Dalim Tango, Dalim's product for colour retouching during the 1990s
- TANGO a CORBA based control system worked on by various European institutions
- Tango PCB and Tango Schematic, early Computer-Aided Engineering programs
- Tango Desktop Project
- Tango (VOIP Software)
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