TTArtisan is rumored to announce a new 100mm f/2.8 2x macro lens for Nikon Z-mount (Venus Optics and Samyang already have 100mm f/2.8 lenses on the market):
Meike announced a new 60mm f/2.8 APS-C manual focus macro lens for Nikon Z-mount priced at $189.99. The lens will start shipping on March 10th (additional information is available here):
More third-party lenses for Nikon Z-mount can be found here.
Via PhotoRumors