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Download Keybase 6.6.3.3 for Windows

End-to-end encryption for things that matter. Keybase is secure messaging and file-sharing.

Keybase, Inc. Encryption #2 Encryption

Keybase is a key directory that maps social media identities to encryption keys (including, but not limited to PGP keys) in a publicly auditable manner. Additionally it offers an end-to-end encrypted chat and cloud storage system, called Keybase Chat and the Keybase Filesystem respectively. Files placed in the public portion of the filesystem are served from a public endpoint, as well as locally from a filesystem union-mounted by the Keybase client.

Keybase supports publicly connecting Twitter, GitHub, Reddit, and Hacker News identities, including websites and domains under one's control, to encryption keys. It also supports Bitcoin, Zcash, Stellar, and QRL wallet addresses. Keybase has supported Coinbase identities since initial public release, but ceased to do so on March 17, 2017, when Coinbase terminated public payment pages. In general, Keybase allows any service with public identities to integrate with Keybase.

From the Wikipedia article “Keybase”, CC BY-SA 4.0

What is Keybase?

Keybase by Keybase, Inc. is open-source Windows software in the encryption category. It ranks 2nd by popularity among encryption in this catalogue. The first release dates back to 2014. It is written in Go, Electron, and CoffeeScript. Besides Windows, it is available for macOS, Linux, Android and iOS.

Installation and requirements

The publisher provides MSI installers for 64-bit Windows. The main installer is 281.5 MB. Installation asks for administrator rights. It needs Windows 10 or newer. A silent install is possible with the installer’s documented switches. An MSI package is available for deployment with Group Policy, Intune or Configuration Manager.

Popularity and file types

The Chocolatey package has been downloaded 36,632 times. The source code on GitHub (keybase/client) has 9,260 stars. Wikipedia has an article about it in 4 of our languages. Similar programs include Cryptomator, GNU Privacy Guard and KopiaUI.

Project description on GitHub: “Keybase Go Library, Client, Service, OS X, iOS, Android, Electron”

Pros / Cons

Pros

  • Open source: the code can be inspected and built by anyone
  • MSI package for managed deployment
  • Documented silent install
  • Also runs on macOS, Linux and Android
  • Large user base
  • Mature project (since 2014)

Cons

  • No native ARM64 build
  • Installation needs administrator rights

In short: Keybase is an open-source encryption tool for 64-bit PCs. Administrators can deploy it unattended.

Screenshots

Is Keybase safe to download?

  • The file is served by prerelease.keybase.io, the publisher’s own domain
  • The download link uses HTTPS
  • A SHA256 hash is published, so you can verify the file: 268FA325FA12A2C1F94BA984DE63EC1C0BFFEE9A55AFA0E7D1448F7FB3628433 · Open the VirusTotal report for this hash
  • The link answered when we last checked it (October 22, 2026)
  • The source code is public
  • ExeAtlas does not host, wrap or modify installers

Related guide: How to check a file’s SHA256 hash on Windows

Security practices (OpenSSF Scorecard)

5.4/10

Automated checks of the keybase/client repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.

  • Actively maintained10
  • No dangerous workflows10
  • Restricted token permissions10
  • Licence declared10
  • Signed releases8
  • No binaries in the repository5
  • Code review3
  • OpenSSF Best Practices badge0
  • Security policy0
  • Fuzzing0
  • Pinned dependencies0
  • Static code analysis0

The score rates how the project is developed and released, not whether the program is safe to install. scorecard.dev

Recent versions

All 1 versions ›
2026: 1 1 26
VersionDateSizeFiles
6.6.3.3Latest June 4, 2026 281.5 MB 64-bit MSI

Install from the command line

Silent install ›
PowerShell
wingetwinget install --id Keybase.Keybase -e
chocochoco install keybase -y
silentmsiexec /i keybase_setup_amd64.msi /qn /norestart
uninstallmsiexec /x {B61126FC-210F-4CCF-BDA4-32A7D885A4D6} /qn /norestart

Related guide: How to use winget: install and update apps

Also for other systems

macOS (Homebrew)brew install --cask keybase

Information

Publisher
Keybase, Inc.
Category
Encryption
Licence
BSD-3-Clause
Price
Free
Source code
github.com/keybase/client
Written in
Go, Electron, and CoffeeScript
Interface languages
English
Requires
Windows 11 / 10 (Windows 10+)
Architecture
64-bit
Installer
MSI
Other platforms
macOS, Linux, Android, iOS
Version
6.6.3.3
Released
June 4, 2026
First release
2014
Added to the catalogue
June 4, 2026
Versions listed
1
Chocolatey downloads
36,632
GitHub stars
9,260
GitHub forks
1,287
Website
keybase.io
winget ID
Keybase.Keybase
Chocolatey package
keybase
MSI product code
{B61126FC-210F-4CCF-BDA4-32A7D885A4D6}

Ratings and reviews

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Alternatives to Keybase

See all ›
  • Cryptomator1.19.4Encryption made easy and optimized for the cloud
    Open source166.2K ↓
  • GNU Privacy Guard2.5.24GNU Privacy Guard (GnuPG or GPG) is a free-software replacement for Symantec's PGP cryptographic software suite.
    Open source186.1K ↓
  • KopiaUI0.23.1Cross-platform backup tool for Windows, macOS & Linux with fast, incremental backups, client-side end-to-end encryption, compression and data deduplication. CLI and GUI included.
    Open source31.8K ↓
  • i2pd3.0.0i2pd (I2P Daemon) is a full-featured C++ implementation of I2P client.
    Open source78.8K ↓
  • age1.3.2A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.
    Open source15.6K ↓
  • Proton Pass1.42.0Open-source and encrypted password manager
    Open source19.2K ↓
  • Minisign0.12A dead-simple tool to sign files and verify digital signatures.
    Open source9.4K ↓
  • Wire3.44.5377The most secure collaboration platform.
    Open source11.5K ↓

Frequently asked questions

Is Keybase free?

Yes. Keybase is open-source software under the BSD-3-Clause licence.

Is Keybase safe to download?

The download comes from prerelease.keybase.io, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.

How do I install Keybase with winget?

Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.

Can Keybase be installed silently?

Yes. The silent install page lists the exact command for each installer, including msiexec for the MSI package.

Which Windows versions does Keybase support?

The installer requires Windows 10 or newer and is available for 64-bit.

Does Keybase run on ARM (Windows on Arm)?

There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.

What are alternatives to Keybase?

Cryptomator, GNU Privacy Guard, KopiaUI, i2pd and age. The alternatives page compares them.

This page in other languages

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Most popular in Encryption

See all
  1. CryptomatorEncryption made easy and optimized for the cloud
  2. KeybaseEnd-to-end encryption for things that matter. Keybase is secure messaging and file-sharing.
  3. GNU Privacy GuardGNU Privacy Guard (GnuPG or GPG) is a free-software replacement for Symantec's PGP cryptographic software suite.
  4. KopiaUICross-platform backup tool for Windows, macOS & Linux with fast, incremental backups, client-side end-to-end encryption, compression and data deduplication. CLI and GUI included.
  5. i2pdi2pd (I2P Daemon) is a full-featured C++ implementation of I2P client.
  6. ageA simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.
  7. Proton PassOpen-source and encrypted password manager
  8. WireThe most secure collaboration platform.
  9. MinisignA dead-simple tool to sign files and verify digital signatures.
  10. cliCommand-line tools for Anchor.dev

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