Check linuxrepos for download

pacman -Si linuxrepos/libart-lgpl


Repository      : linuxrepos
Name            : libart-lgpl
Version         : 2.3.21-5
Description     : A library for high-performance 2D graphics
Architecture    : x86_64
URL             : https://www.levien.com/libart/
Licenses        : LGPL
Groups          : None
Provides        : None
Depends On      : None
Optional Deps   : None
Conflicts With  : None
Replaces        : None
Download Size   : 83.87 KiB
Installed Size  : 177.93 KiB
Packager        : Wayne Wesley 
Build Date      : Sun 23 May 2021 15:16:04 BST
Validated By    : MD5 Sum  SHA-256 Sum  Signature

How to install from linuxrepos

pacman -S linuxrepos/libart-lgpl