This file is from Wikimedia Commons and may be used by other projects.
The description on its file description page there is shown below.
Summary
DescriptionSyyDai font 1.jpg
English: SyyDai is a public-free single font that can be installed in Android and Windows with supporting keyboards from scripts in Dai languages and other minorities in Indosinic sphere, including both Unicode block and without Unicode scripts. If you use this font for your documents, please send us copies of the documents to the font creator.
Author and attribution: Prapanth Iamwiriyakul
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.