# Spectral Get it on Flathub > "Nobody can be told what the matrix is, you have to see it for yourself. " Spectral is a glossy cross-platform client for Matrix, the decentralized communication protocol for instant messaging. ![Screenshot](https://gitlab.com/b0/spectral/raw/master/screenshots/1.png) ![Screenshot](https://gitlab.com/b0/spectral/raw/master/screenshots/2.png) ![Screenshot](https://gitlab.com/b0/spectral/raw/master/screenshots/3.png) ![Screenshot](https://gitlab.com/b0/spectral/raw/master/screenshots/4.png) ## Document There is a separate document for Spectral, including installing, compiling, etc. It is at [Spectral Doc](https://b0.gitlab.io/spectral-doc/) ## Contact You can reach the maintainer at #spectral:matrix.org, if you are already on Matrix. Also, you can file an issue at this project if anything goes wrong. ## Acknowledgement This program uses libqmatrixclient library and some C++ models from Quaternion. [Quaternion](https://github.com/QMatrixClient/Quaternion) [libqmatrixclient](https://github.com/QMatrixClient/libqmatrixclient) This program includes the source code of hoedown. [Hoedown](https://github.com/hoedown/hoedown) ## Donation Donations are welcome! My Bitcoin wallet address is 1AmNvttxJ6zne8f2GEH8zMAMQuT4cMdnDN ## License ![GPLv3](https://www.gnu.org/graphics/gplv3-127x51.png) This program is licensed under GNU General Public License, Version 3. Exceptions are src/notifications/wintoastlib.c and wintoastlib.h, which are from https://github.com/mohabouje/WinToast and licensed under MIT.