A free, open source Android authenticator app that generates HOTP and TOTP two-factor codes and keeps them in an encrypted vault.
13.3K609JavaGPL-3.0Updated last month
2 alternatives
Best open-source alternatives to Google Authenticator (2026)
Looking for a free, open-source alternative to Google Authenticator? These 2 projects can replace it. Each one passed our quality screening and is explained in plain words, so you can compare stars, license and maintenance at a glance.
Quick comparison
| Project | Stars | License | Last commit |
|---|---|---|---|
| beemdevelopment/Aegis | ★ 13.3K | GPL-3.0 | last month |
| twofas/2fas-android | ★ 1.5K | GPL-3.0 | 24 hours ago |
Open-source Android authenticator app from 2FAS that generates TOTP and HOTP one-time codes for two-factor login.
1.5K131KotlinGPL-3.0Updated 24 hours ago
FAQ
- Is there a free, open-source alternative to Google Authenticator?
- Yes. The most popular open-source alternatives to Google Authenticator on Repolode are Aegis, 2fas-android.
- Which Google Authenticator alternative should I choose?
- Aegis has the most GitHub stars and is released under GPL-3.0. Compare the license and last commit of each option in the table above before choosing.