mattermost/desktop v6.3.0

v6.3.0 (2026-08-13)

on GitHub

Mattermost Desktop v6.3.0 has been cut!

Release notes can be found here: https://docs.mattermost.com/install/desktop-app-changelog.html

The download links can be found below.

Windows - installer files

• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-win-x64.msi
  • SHA-256 Checksum: 0615ee83c6a94ed24b6ae08a7ca4cd27d1ea079b957e6b788204b1a49a3494bc
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-win-arm64.msi
  • SHA-256 Checksum: 90d8024285c7d4d2f258e19b1579582a3906d9efb20d1cbdf0189fd98b568e7a

Windows - zip files

• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-win-x64.zip
  • SHA-256 Checksum: 4019d863492271b44ae8de02bc5506ea9602abadec1c9e56651bac47c054344c
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-win-arm64.zip
  • SHA-256 Checksum: 04ec853d5e788a823802640ddd59c2fd6e0b4cc34e3878f8ac34b93c1d09baeb

Mac

• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-mac-universal.dmg
  • SHA-256 Checksum: 24c553c16a99d63259eeeceee932f03f77706ba5cfc1bdcac548e429a824d18f
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-mac-x64.dmg
  • SHA-256 Checksum: 713c6e29b6edb598488fcf5d34657ec37120c81d198891abfcb9a0f42fd75e64
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-mac-arm64.dmg
  • SHA-256 Checksum: 4cab7f25a47e00c9e58b8487e8ba8cf2a36b635c3020487573d7de10ecf3f9e5

Linux

• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-linux-arm64.tar.gz
  • SHA-256 Checksum: 4253f39cac8fcb15405a139a6c4df35b574d23510740dd1a204faaecceadf828
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-linux-x64.tar.gz
  • SHA-256 Checksum: 34d0b9c3c67eed0b77cc417758008f17dbd3ee9ab9fda535983e7fb85fcdb7aa

Linux (Unofficial) - deb files

• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop_6.3.0-1_arm64.deb
  • SHA-256 Checksum: 145c27356d043bcf6f0a4ffa7156c887f8c67ef3adc1001aa032ebfb2ab56db7
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop_6.3.0-1_amd64.deb
  • SHA-256 Checksum: 2f8c63566e50259ebf446033471503b62674d99ec6d98b11a205093a5919902c

Linux (Unofficial) - rpm files (beta)

• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-linux-aarch64.rpm
  • SHA-256 Checksum: 86849b34aa460b61cf2698bfe286d1304943c3c758c5bd5b3b1aa226d576e8ad
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-linux-x86_64.rpm
  • SHA-256 Checksum: d6a43c092adf923957f81ecce040c8fc356525b826401e4379071c1dd71ea085

Linux (Unofficial) - AppImage files

• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-linux-arm64.AppImage
  • SHA-256 Checksum: d1151b7bbdfa6a23a1956ac561445ef8baa41792a605d30a68f66849eba25fef
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-linux-x86_64.AppImage
  • SHA-256 Checksum: a013326459310088955b5f3839f2084a6337d0ac30cdbc608f4813617f4bbb5b

Linux (Unofficial) - flatpak files (beta)

• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-linux-aarch64.flatpak
  • SHA-256 Checksum: 01b2c85c0f0727b513f498d984e6b15b8e19bd5967a9c2cc4f9fadd04705468c
• https://releases.mattermost.com/desktop/6.3.0/mattermost-desktop-6.3.0-linux-x86_64.flatpak
  • SHA-256 Checksum: 5c126a4d4d405e121610f4abace7863962c06f2e4079385ebb11ada228381743