The best open source alternative to 1Password is HashiCorp Vault. If that doesn't suit you, we've compiled a ranked list of other open source 1Password alternatives to help you find a suitable replacement. Other interesting open source alternatives to 1Password are: KeePassXC, Bitwarden, Passbolt, and Padloc.
1Password alternatives are mainly Password Managers but may also be Security & Privacy Tools or Secrets Platforms. Browse these if you want a narrower list of alternatives or looking for a specific functionality of 1Password.
HashiCorp Vault is a powerful tool for managing secrets, protecting sensitive data, and controlling access using identity-based security.

HashiCorp Vault is a robust solution for managing secrets and protecting sensitive data in modern infrastructure environments. Here are the key features and benefits:
Centralized Secrets Management:
Identity-Based Security:
Dynamic Secrets:
Encryption as a Service:
Automated PKI Infrastructure:
Database Credential Rotation:
Key Management:
Flexible Deployment Options:
Vault offers a user-friendly interface with CLI, UI, and HTTP API access, making it adaptable to various workflows and environments. Its focus on identity-based security and automation makes it an excellent choice for organizations looking to enhance their security posture while streamlining operations.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
KeePassXC is an open-source password manager that securely stores and manages sensitive information across Windows, macOS, and Linux.

KeePassXC is a modern, secure, and open-source password manager designed for users with high demands for personal data security. It offers a robust solution for storing and managing sensitive information like usernames, passwords, URLs, attachments, and notes.
Key features:
KeePassXC stands out for its commitment to user privacy and data control. It offers a comprehensive solution for password management without relying on cloud services, advertisements, or tracking mechanisms. The software is actively maintained by a dedicated team, with regular updates introducing new features and security enhancements.
Getting started with KeePassXC is straightforward. Users can download the application from the official website, with installation guides available for different operating systems. The project provides extensive documentation, including a Getting Started Guide and a detailed User Guide, to help users make the most of the software's features.
For developers and security enthusiasts, KeePassXC's open-source nature invites code inspection, contributions, and community involvement, fostering a transparent and collaborative approach to password management.
Bitwarden is an open source password manager that securely stores, shares, and autofills passwords across unlimited devices.

Bitwarden is a trusted open source password manager that helps individuals and businesses securely store, share, and manage sensitive data like passwords, passkeys, and credit card information.
Key features include:
Bitwarden offers both personal and business plans:
Personal:
Business:
With its focus on security, ease of use, and transparent open source model, Bitwarden is a top choice for securely managing passwords and sensitive data across devices.
Open source password manager focused on security, collaboration and privacy for organizations

Passbolt 4.9 brings significant improvements to performance and search efficiency:
Key benefits:
Passbolt continues to focus on being a security-first, open source password manager built for team collaboration. It offers:
As an EU-based company, Passbolt also emphasizes privacy compliance and data protection.
Open-source password manager with end-to-end encryption for passwords, credit cards, notes, and documents. Cross-platform sync with secure sharing capabilities.

Padloc is a comprehensive security solution that goes beyond traditional password management. This open-source platform provides end-to-end encryption for all your sensitive data, ensuring complete privacy and security.
Key Features:
Security & Trust: Padloc has been independently audited by three different security expert groups, providing additional assurance of its reliability. The end-to-end encryption means that even Padloc cannot access your data - only you hold the keys.
Perfect for personal use, families, teams, and businesses looking for a trustworthy solution to manage and share sensitive information securely across all devices.
Open-source personal cloud that automatically gathers all your data from third-party services. French-hosted with privacy-first design, no ads, and seamless device sync.

Take complete control of your digital life with a privacy-first personal cloud that automatically imports and organizes all your data from third-party services. This French-made solution combines the convenience of major cloud providers with the security and control you deserve.
Automatic data gathering pulls in bills, bank statements, receipts, health reimbursements, and payslips without manual effort. Your documents sync seamlessly across all devices - PC, smartphone, and tablet - eliminating tedious manual transfers.
Built-in tools include a secure note-taking system for private collaboration, and an integrated password manager that remembers and syncs all your credentials with one-click login. Your data stays protected with French hosting at OVH, Europe's largest hosting company.
Key advantages include:
Unlike Silicon Valley alternatives, this solution puts your privacy first while delivering the same convenience and functionality. Perfect for individuals, families, and professionals who want complete data sovereignty without sacrificing usability.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
Secure secret management platform with public key encryption, automated rotation, versioning, and real-time collaboration tools for development teams.

A comprehensive secret management platform that replaces traditional .env files with secure, real-time synchronization across your entire development workflow. Built with public key encryption at its core, keyshade ensures your sensitive credentials remain protected while enabling seamless collaboration.
Key Security Features:
Developer-Friendly Tools:
Team Collaboration:
Transform how your team handles sensitive configuration data with versioning support, seamless platform integrations, and instant synchronization that fits naturally into your existing codebase and development processes.
Open source platform for engineering teams to manage secrets and environment variables from development to production, with powerful integrations.

Phase revolutionizes secret management for fast-moving engineering teams. This open source platform seamlessly integrates into your development workflow, providing a secure and efficient way to handle application secrets throughout the entire lifecycle.
Key benefits include:
Whether you're a small startup or a large enterprise, Phase adapts to your needs, offering both cloud-hosted and self-hosted options to meet various compliance requirements.
Open-source password manager with peer-to-peer syncing, local storage, and end-to-end encryption. No cloud servers, complete privacy control across devices.

Complete control over your passwords with zero cloud dependency. PearPass is an open-source password manager that stores credentials exclusively on your devices, eliminating server vulnerabilities and maximizing privacy.
Key benefits include:
Perfect for privacy-conscious users who want enterprise-grade security without surrendering data control. The open-source architecture ensures transparency and customization while maintaining the highest security standards through proven cryptographic methods.