Open the APK and follow the system installation prompts.
macOS
Extract the ZIP, move zhiyu.app to Applications, then open it.
Windows
Extract the full ZIP and open zhiyu.exe. Keep the included files and folders together.
Linux
Extract the full ZIP and follow its instructions to launch libflui_host. Startup was checked on Debian; other distributions may need additional dependencies.
Verification
Verify your download with SHA256SUMS. The Source code archives on the release page are not installers.