The NetBSD team released the second feature update of the NetBSD 7 release branch on 29 of August, 2018. It contains security and bug fixes as well as new features and enhancements. Release notes can be found here, full is of changes here. Main highlights of the release are USB 3.0 support, enhancements to Linux emulation subsystem, Raspberry PI 3 support, iwm(4) driver for Intel Wireless 726x, 316x, 826x and 416x series added, various USB stability enhancements, bug fixes and stability improvements. You can download it from any of NetBSD mirrors. In case you can’t upgrade to NetBSD 8.0,  it is recommended to update to 7.2.