multiOTP - Open source downloads and documentation

Open source last update
	NEW multiOTP 5.10.2.2 Release notes, 2026-04-04 (64 MB)
Open source appliances distribution
Docker tar and hub amd64/arm64 (Synology compatible)	NEW multiOTP open source Docker 5.10.2.2 Release notes, 2026-04-04 (248 MB)
OVA appliances	multiOTP open source OVA 011 5.9.0.1 Release notes, 2022-05-19 (730 MB)
Hyper-V appliances	multiOTP open source Hyper-V 011 5.9.0.3 Release notes, 2022-05-30 (559 MB)
multiOTP Credential Provider for Windows (open source)
Latest version (x64 and x86 versions)	NEW multiOTP Credential Provider 5.10.2.2 Release notes, 2026-04-04 (17 MB)	NEW multiOTP Credential Provider 5.10.2.2 x86 Release notes, 2026-04-04 (13 MB)
Legacy version (old implementation)	multiOTP Credential Provider 5.8.1.1 Release notes, 2021-03-14 (32 MB)
multiOTP token (open source)
multiOTP token TOTP/mOTP, with QR support
multiOTP gateway service (open source)
	multiOTP gateway service, check on GitHub
Documentation
	DevTalksRomania2015 An open source strong authentication server for less than $100 2015-06-11 (2 MB) multiOTP Free Strong Authentication Presentation 3.0.4 2010-09-15 (912 KB) multiOTP open source et MikroTik MUM 2016 Engitech 2016-11-06 (3 MB)
Other tools and utilities
	multiOTPCredentialProvider-unregister.reg 2022-05-23 (828 B) oathtool_2.6.2_windows.zip 2025-11-03 (1 MB)
Pro and Enterprise editions
	multiOTP Pro / Enterprise downloads and documentation
	multiOTP Pro / Enterprise licence e-shop