https://github.com/google/sandboxed-api/

https://github.com/google/sandboxed-api/tree/master/sandboxed_api/docs
https://github.com/google/sandboxed-api/blob/master/sandboxed_api/docs/getting-started.md
https://github.com/google/sandboxed-api/blob/master/sandboxed_api/docs/sandbox-overview.md

https://github.com/google/sandboxed-api/tree/master/sandboxed_api/sandbox2
https://github.com/google/sandboxed-api/tree/master/sandboxed_api/sandbox2/docs
https://github.com/google/sandboxed-api/blob/master/sandboxed_api/sandbox2/docs/howitworks.md

2019
https://security.googleblog.com/2019/03/open-sourcing-sandboxed-api.html
    http://www.opennet.ru/opennews/art.shtml?num=50349