Windows OS and macOS are well supported for the ScanSnap iX100. Before using the the direct links to the official drivers below visit the Ricoh website first as their latest up-to-date drivers should be considered first.
ScanSnap Home Offline Installer 2.20.0 Setup Program
File: WinSSHOfflineInstaller_2_20_0.exe
d1bcbe082e09f26f6bf17c1c8d4766d72796a641722ffe89dbdbbeabdc13985b
ScanSnap Home Offline Installer 2.20.0 Setup Program
File: MacSSHOfflineInstaller_2_20_0.dmg
887fc9b1b80c878d1aec20214aace40b65270da4d7461b4793a2214234a78272
(older version) ScanSnap Home Offline Installer 2.0.30 Setup Program
File: WinSSHOfflineInstaller_2_0_30.exe
82bb315ccf2c58c802cb41856947a98788ba4644f6d694024461d35ea4937b6d
(older version)ScanSnap Home Offline Installer 2.0.30 Setup Program
File: MacSSHOfflineInstaller_2_0_30.dmg
2e546eb922e4fc547395f66a02ba35f0ce8133ea858f29a0fa63b6f559025abe
(older version) ScanSnap Home Offline Installer 1.3.1 Setup Program
File: WinSSHOfflineInstaller_1_3_1.exe
1b5f72fff51f07f9672949140d1c104a0d9d04c0f40873749e19c0065df7ac06
(older version) ScanSnap Home Offline Installer 1.3.0 Setup Program
File: MacSSHOfflineInstaller_1_3_0.dmg
91f8797f71f5ba3850f8f31d35c753261e88b58340e4745fd15f3bef1eedef85
Maximum Resolution: 600 dpi (Optical)
Scan Modes: Color, Grayscale, Monochrome
Light Source: LED
Image Sensor: 1 x Contact Image Sensor (CIS)
Duplex Scanning: No
Single Pass Duplex: No
Scan Speed: 5.2 Seconds per Page at 150 dpi5.2 Seconds per Page at 200, 300 dpi20.4 Seconds per Page at 600 dpi