HTS
- C1 control code set
- HT (disambiguation)
- HTS Teologiese Studies
- HackThisSite
- Hadza language
- Haibat Shahid railway station
- Harmonized Tariff Schedule of the United States
- Hay'at Tahrir al-Sham
- Helicopter Training School
- High-temperature superconductivity
- High-throughput satellite
- High-throughput screening
- High-throughput sequencing
- Holy Trinity School (Richmond Hill)
- Home Team Sports
- Human Terrain System
- The Heights (disambiguation)
- Tri-State Airport