# Frequently Asked Questions
# Is Kangaroo free?
Yes, Kangaroo is free for private or commercial use. See the product license for details.
# Is Kangaroo open source?
Not yet now, open source is an option on the desktop.
# How do I find the version?
You can find the Kangaroo version information in the About dialog box.
On right of Kangaroo title bar, click the main menu button, then go to Help > About.
The Kangaroo version is the first Version number listed and has the version format 'major.minor.release.build', for example '0.8.5.191108'
# What languages does Kangaroo support?
English, Chinese will be support default, other languages depend on user contributation.
# Verify package
# How to verify the downloaded package?
Follow the steps:
Download SHA256SUM and SHA256SUM.asc
Get the key used for the signature
apply for 1.6.1 and new versions
The key ID is: 8C0C55F7DEC8FC52 (generated in 2021, current)
The public key is: E4F02524471B195CCEFBD7158C0C55F7DEC8FC52
apply for old versions before 1.6.1
The key ID is: 702F717E0A17659D (generated in 2020, archived)
The public key is: 33E5119C5781C1B37E56E580702F717E0A17659D
gpg --keyserver hkp://hkps.pool.sks-keyservers.net --receive-keys 8C0C55F7DEC8FC52
Verify the signature
gpg --verify kangaroo-188.8.131.52131.sha256sum.asc
Check the package with sha256sum
run the following command from within the download directory to get SHA256 hash:
then search the hash in the SHA256SUM file:
grep <sha256sum output> kangaroo-1.6.1.sha256sum