lesspass
LessPass is a stateless, open-source password manager that generates passwords on-demand from a master password rather than storing an encrypted vault. Users can access it via web extensions, CLI, mobile apps, or a web interface without requiring synchronization. New user registrations on the hosted service are closed; self-hosting is now the primary deployment path for new users.
Key facts
Objective fields from the source. Values we can't verify are shown as “Unknown” rather than guessed.
| Field | Value |
|---|---|
| Repository | lesspass/lesspass |
| Owner | lesspass |
| Primary language | TypeScript |
| License | GPL-3.0 — OSI-approved |
| Stars | 6k |
| Forks | 355 |
| Open issues | 34 |
| Latest release | Unknown |
| Last updated | 2026-06-29 |
| Source | https://github.com/lesspass/lesspass |
What lesspass is
LessPass uses a stateless derivation model: passwords are cryptographically generated from a master password, login, and site parameters rather than retrieved from storage. Built primarily in TypeScript, it offers multiple client implementations (web extension, CLI via Python, mobile apps for iOS/Android). The service architecture allows self-hosting via Docker/App Platform or alternative third-party server implementations.
Get the lesspass source
Clone the repository and explore it locally.
git clone https://github.com/lesspass/lesspass.gitcd lesspass# follow the project's README for install & configurationNeed it deployed, integrated, or customized instead? DEV.co ships production installs.
Best use cases
Implementation considerations
- Master password strength is the single point of failure; organization must enforce strong master password policy or risk all derived passwords being compromised.
- Stateless model means password history and rotation tracking must be managed outside LessPass (e.g., via site-specific policies or a companion tool).
- Self-hosting requires infrastructure to deploy and operate the LessPass server; App Platform deployment on DigitalOcean is mentioned but documentation is incomplete ('guide to self host' is a TODO).
- Third-party server implementations exist but are explicitly noted as not guaranteed to support the latest API; vendor lock-in risk if relying on unmaintained forks.
- Client-side generation is secure in principle but relies on browser/OS security; any keylogging or malware on the client defeats the model.
When to avoid it — and what to weigh
- Requirement for Passwordless or FIDO2 Integration — LessPass is master-password-centric; there is no built-in support for hardware keys, FIDO2, or passwordless authentication flows. Not suitable for zero-trust or phishing-resistant credential strategies.
- Need for Fine-Grained Access Control or Audit Trails — LessPass is designed for individual or small-team use. It lacks role-based access control, shared secret vaults with revocation, or compliance-grade audit logging required by enterprise identity governance.
- Expectation of Production Support and SLA — The project is community-maintained with no commercial SLA or guaranteed response times. The hosted service is closed to new users. Self-hosting requires operational responsibility.
- Reliance on Frequent Updates and Active Feature Development — No release notes or tagged releases are available. Last push was recent (2026-06-29), but the absence of versioned releases makes it unclear whether the project prioritizes breaking changes or backward compatibility.
License & commercial use
GPL-3.0 for the main project (Affero terms not stated, so network use may not trigger copyleft). Mobile app is dual-licensed under Mozilla Public License v2 and GPL-3.0. GPL-3.0 is a strong copyleft license requiring source disclosure for modifications and derivative works.
GPL-3.0 permits commercial use of the software itself, but any modifications or derivative works must be released under GPL-3.0 with source code disclosed. If self-hosting and modifying the server code, those modifications must be open-sourced. Requires legal review before deploying modified versions in a commercial context, particularly if the modified code will be network-accessible (AGPLv3 implications should be clarified).
DEV.co evaluation signals
Editorial assessment — not user reviews. Directional, with an explicit confidence level.
| Signal | Assessment |
|---|---|
| Maintenance | Active |
| Documentation | Adequate |
| License clarity | Clear |
| Deployment complexity | Moderate |
| DEV.co fit | Possible |
| Assessment confidence | Medium |
Stateless derivation model eliminates centralized password storage, reducing breach surface. However, security depends entirely on master password entropy and protection against client-side keylogging/malware. No mention of rate-limiting, password strength validation, or protections against brute-force derivation attacks. Third-party server implementations lack audit/certification guarantees. Self-hosting operators are responsible for TLS, access control, and infrastructure security. Requires threat model review before production deployment.
Alternatives to consider
Bitwarden
Full-featured, open-source password manager with E2E encryption, cross-platform apps, and active commercial support. Offers both managed hosting and self-hosting. Includes team/organization features LessPass lacks.
1Password
Commercial password manager with strong audit, compliance certifications, and team/enterprise features. Proprietary but offers superior SLA, UX, and security audits. Suitable for regulated environments.
KeePass / KeePassXC
Offline-first password managers with local-file storage and no server dependency. Suitable for air-gapped or self-contained workflows but lack the stateless determinism and multi-device convenience of LessPass.
Build on lesspass with DEV.co software developers
LessPass offers a unique stateless architecture suitable for privacy-focused and offline-first teams. Assess self-hosting requirements, master password policy, and lack of team features before adoption. Consult with security and legal teams on GPL-3.0 copyleft obligations.
Talk to DEV.coRelated on DEV.co
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lesspass FAQ
Is my password vault encrypted at rest on a LessPass server?
Can I share passwords with team members?
What if I forget my master password?
Is LessPass suitable for enterprise use?
Work with a software development agency
DEV.co is a software development agency delivering custom software development services to companies building on open source. Our software developers and web developers design, integrate, and ship production systems — spanning web development, APIs, AI, data, and cloud. If lesspass is part of your open-source devops roadmap, our team can implement, customize, migrate, and maintain it.
Evaluate LessPass for Your Organization
LessPass offers a unique stateless architecture suitable for privacy-focused and offline-first teams. Assess self-hosting requirements, master password policy, and lack of team features before adoption. Consult with security and legal teams on GPL-3.0 copyleft obligations.