These are the five biggest projects under construction in Dubai, and some of them will open as soon as 2019! More information about each project:

(Updated January 2020)
For more information about each project and their location:

1. Meydan One (2020):
According to local news sources, the Meydan One shopping mall will open in the second half of 2020!
Location: https://goo.gl/maps/Apd9n4eyrNn
More information: http://realestate.meydan.ae/en/projec...

2. Dubai Creek Harbour (2021):
The first residents moved in last year, but there has not been made any progression on the Creek Harbour Tower sadly.
Location: https://goo.gl/maps/cPsQqQ9ondL2
More information: https://www.emaar.com/en/whatwedo/c...
Update October, 2018:    • Dubai Creek Harbour Construction Upda...  

3. Blue Water Island (Island open to public, ferris wheel will open on October 20, 2020):
Location: https://goo.gl/maps/GrQwMyb91pF2
More information: http://www.bluewatersdubai.ae/

4. Dubai Harbour (2021):
This new suburb is set to open in time for the Expo 2020 this year. The new manmade island will open later this year in October!
Location: https://goo.gl/maps/jNSx8q1DAV42
More information: https://www.dubaiharbour.com/en
Update September, 2019:   / b2upyugnudl  

5. Marsa Al Arab (CANCELED!):
Location: https://goo.gl/maps/ZdDa7WdHkdF2
More information: They will instead expand the Jumeirah Beach hotel as far as I can find. It will most likely look like this instead:
https://www.thenational.ae/lifestyle/...
http://www.themeparx.com/marsaalara...

Music used in this video:
OrangeHead:
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