EXT2 (3,4) FS on windows

Ext2 File System Driver for Windows
https://sourceforge.net/projects/ext2fsd/

ext4tc
https://sourceforge.net/projects/ext4tc/

Ext2Read
https://sourceforge.net/projects/ext2read/

Sourceforge
https://sourceforge.net/directory/system-administration/filesystems/os:windows/

---

Paragon free version
http://www.paragon-drivers.com/extfs-windows/