Le meilleur gestionnaire de mots de passe gratuit et open-source en 2026 (KeePass)

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Secure your passwords with an open-source, self-hosted solution

Managing your passwords is a real headache! We all know that the security of our personal data depends on our passwords, but frankly, who hasn't made a mistake when managing them? Let's take a look at how to avoid the most common pitfalls and find the ideal solution for keeping your passwords safe.

Common mistakes in password management

Two simple questions to see where you stand with your password management:

  1. Do you remember your passwords?
    • If your answer is «yes», that's not necessarily good news. It means that you probably use the same password everywhere, or that you have an easy-to-guess model. A hacker could then have fun discovering the other passwords if he ever found one.
  2. Do you entrust your passwords to a private company?
    • Here again, be careful! Many commercial password managers have already been hacked. And as they're «closed-source», it's impossible to know what they're doing with your data. And as for saving passwords in Chrome... I think you see where I'm going with this. 😬

Don't panic, if you answered «yes» to any of these questions, you're not alone - in fact, you're in the majority. It's time to make everything safe and join those who are taking their safety into their own hands!

KeePass: an excellent open-source solution reaching its maximum in 2025

The right solution for maximum security and total control?

KeePass

Self-hosted opensource password manager Keepass

This free, independent, open-source software lets you store your passwords in an encrypted database, protected by a single master password. No more remembering all your passwords - they can be as complicated and random as you like!

Let's be honest, the original KeePass app isn't the prettiest. But don't worry, there's a great alternative: KeePassXC. With KeePassXC, you get an improved interface and top security, whether you're on Windows, macOS or Linux.

And for even more convenience, don't forget to install the KeePassXC browser extension. It allows you to automatically fill in your password fields and easily save new ones.
And activate the corresponding browser integration in the KeePassXC settings.

Detailed comparison with other free password managers

To provide a complete and relevant overview, here is a comparative table of free and open source password managers, with a point-by-point assessment of key criteria: free, self-hosting, ease of installation, synchronisation, browser extensions, encryption, mobile applications and security audits.

CriteriaKeePassXCBitwarden (free version)PassLessPass
FreeYesPartial (free sync, but some features are chargeable)YesYes
Open sourceYesYesYesYes
Self-cateringYes (via Nextcloud, Dropbox, etc.)Yes, but technical configuration requiredYes (local GPG files or remote Git files)Not necessary (works without database)
Easy to installVery easy (simple software)Self-hosted complexComplex (CLI only)Very easy (web or app access)
SynchronisationManual (via cloud or USB key)Automatic via their cloud, self-hosted possibleManual via GitNot applicable (on-the-fly generation)
Browser extensionsYes (via KeePassXC-Browser)YesNoYes
Encryption usedAES-256AES-256GPG (RSA or ECC)None (derivation algorithm with SHA-256)
Mobile applicationsYes (third-party clients: KeePassDX, KeePassium)YesUnofficial (via CLI scripts)Yes (official web and mobile applications)
Data durabilityGood when stored on client + file cloudComplex (server backup)Good when stored on client + file cloudImmutable
Limitations-Read only if offlineNo graphical interfaceNo reading of passwords, loss of access if the URL is changed or the user name is forgotten

Given all this complexity, we feel that KeePass remains the simplest and most robust solution to deploy.

Simplified transition from Chrome

As many people use Chrome and are bound to be lazy about making the switch, you should know that it's actually very easy to export your passwords :

  • Go to Chrome settings
  • Then in «Passwords»
  • Click on «Export passwords».»
  • Save the .csv file
  • Import it via KeePass using the «Import...» function.»
  • Delete the .csv and empty your recycle bin

Stay in control with a self-hosted password manager

One of the big advantages of an open-source solution like KeePass is that you can retain total control over your data. There's no need to entrust your database to a private company. You can host it yourself on a platform like Nextcloud for offline access. Nextcloud coupled with KeePass allows you to synchronise your passwords between all your devices while keeping control of your data.

What's more, Nextcloud isn't just a storage service. It's a complete solution for managing your files, team collaboration and much more. You get all the benefits of proprietary cloud solutions like those from Microsoft or Google, but with total sovereignty over your data.

Nextcloud logo, complete file storage and management solution

If you don't yet have your own Nextcloud instance, don't hesitate to choose LRob to obtain a Nextcloud instance. Ready-to-use Nextcloud instance with maintenance included. Our instances offer maximum performance and security, with daily data backup.

Mention for Passbolt

A self-hosting web-based solution also exists: Passbolt.

Whichever solution you choose, Passbolt and KeePass have password import/export functions, so you can switch between them easily. Once you're free, you're free.

Passbolt logo, free self-hosted password manager

Frequently asked questions (FAQ) about KeePass

Is KeePass really free?

Yes, KeePass is totally free and open source. All its basic functions are accessible without any subscription, whether on Windows, Linux or mobile.

What is the difference between KeePass and KeePassXC?

KeePass is the original application developed for Windows, while KeePassXC is a cross-platform fork, better suited to Linux and Mac, with a modernised interface and improved compatibility with browser extensions.

How can I synchronise my KeePass database between several devices?

Synchronisation is not automatic by default. You need to use external solutions such as a cloud service (Nextcloud, Dropbox) or synchronise manually using a USB key. You can also configure a NAS for local network sharing.

Is KeePass compatible with browsers?

Yes, via extensions like KeePassXC-Browser, which integrates directly with Firefox, Chrome, Edge and other browsers to automatically fill in your login details.

Can I use KeePass on my phone?

Yes, there are several compatible mobile applications, such as KeePassDX (Android) and KeePassium (iOS). They can read KeePass databases (.kdbx) and offer biometric unlocking options.

How can I make my KeePass database even more secure?

You can reinforce security with a key file in addition to the master password, or use a physical key such as a YubiKey via OTP or challenge-response integration, depending on versions and compatible applications.

What should I do if I lose my KeePass file?

If you don't have a backup, you lose access to all your passwords. It is therefore crucial to regularly back up your KeePass file on several secure media (secure cloud, encrypted USB key, external disk).

What do I do if I forget my master password?

There is no built-in recovery method. Without the master password or the key file (if you use one), the database is permanently inaccessible. KeePass applies strong encryption (AES-256) that cannot be bypassed.

How do I import my passwords from another password manager?

KeePass lets you import CSV files and offers migration tools that are compatible with many managers (LastPass, Bitwarden, 1Password). However, you need to check that the fields are compatible and proceed carefully.

What are the open source alternatives to KeePass?

Open source alternatives include Bitwarden (free with paid options), Pass (GPG-based CLI manager), LessPass (storage-free generation) and Passbolt (team-oriented). Each has different specificities and levels of complexity. KeePass is certainly the simplest, but if you have other prerequisites, don't hesitate to check out the other solutions.

Conclusion

Protecting your passwords is essential. With an open-source, fully self-hosted solution like KeePass and Nextcloud, you can be sure you're making the right choice. You have optimum security and you retain control from A to Z, without depending on third-party services that could jeopardise your confidentiality.

So, are you ready to discover the satisfaction of using a random 128-character password, safe in the knowledge that it's super secure? Now's the time to get started with KeePass and take back control of your data. 💪

And don't forget to back up your .kdbx password file, preferably on a free, open-source, self-hosted solution such as Nextcloud.

Key logo KeepassXC opensource password manager

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