General:
* Innovation
* Invention
* Engineering
* Science
* Methodology
* Craft
* Technique
* Tool
* Instrument
More specific:
* Gadget (for smaller, consumer-oriented technology)
* Machinery (for larger, industrial equipment)
* Automation (for technology that replaces human labor)
* Digitalization (for the shift towards using digital tools)
* Artificial intelligence (for technology that simulates human intelligence)
* Biotechnology (for technology that uses living organisms)
The best synonym to use will depend on the specific situation. For example, if you're talking about the impact of new technology on society, "innovation" or "digitalization" might be more appropriate. If you're talking about a specific piece of equipment, "gadget" or "machinery" might be more suitable.