cOTP
The facts below are what the maker publishes about cOTP, checked and dated. Our editors have not written about it yet.
Plans and prices
From cOTP's own pricing page, checked 12 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| cOTP | Free | Command-line TOTP/HOTP authenticator · GPL-3.0 |
The facts
Each one read from cOTP's own pages, with the date it was checked.
What it does
- Aegis imports
- cOTP can import encrypted Aegis backups using AES-GCM.checked 12 Oct 2026
- Code type
- totp and hotpchecked 22 Sep 2026
- Code types
- It generates TOTP and HOTP codes compliant with RFC 6238 and RFC 4226.checked 12 Oct 2026
- Command line
- The README documents commands to add, edit, list, extract, import, and export OTP codes, including JSON listing and password input through stdin.checked 12 Oct 2026
- Custom codes
- Users can customize the HMAC algorithm and number of digits, and the README also lists Steam, Yandex, and MOTP support.checked 12 Oct 2026
- Database location
- The default database path is $HOME/.cotp/db.cotp, and users can set another path with COTP_DB_PATH or --database-path.checked 12 Oct 2026
- Encrypted backup
- Yeschecked 22 Sep 2026
- Encryption
- The database file uses XChaCha20Poly1305 authenticated encryption and Argon2id key derivation.checked 12 Oct 2026
- Interface
- The interactive dashboard lets users select a code with arrow keys and copy it to the clipboard.checked 12 Oct 2026
- Migration
- The README lists imports from andOTP, Aegis, Authy, cOTP, FreeOTP, FreeOTP+, Google Authenticator, Microsoft Authenticator, and OTP URI lists.checked 12 Oct 2026
- Project scope
- The maintainer says they created cOTP for their own needs and welcome pull requests.checked 12 Oct 2026
- Purpose
- cOTP is an encrypted, command-line TOTP/HOTP authenticator with import functionality.checked 12 Oct 2026
Where it runs
- Linux install
- The README says cOTP is distributed through some Linux distribution repositories and documents installation from source with Rust tooling.checked 12 Oct 2026
- macOS install
- The README documents installing cOTP on macOS with Homebrew.checked 12 Oct 2026
- Platforms
- The project says it is mostly tested on Linux, Windows, and macOS.checked 12 Oct 2026
- Supported platforms
- linux,windows,macoschecked 22 Sep 2026
- Windows install
- The README says Windows builds support the x86_64 GNU and MSVC toolchains.checked 12 Oct 2026
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