For JS, You are basically talking about Lavamoat. It provides tooling and policies for SES, which aims to make it into standards. https://github.com/LavaMoat/L

For JS, You are basically talking about Lavamoat. It provides tooling and policies for SES, which aims to make it into standards. https://github.com/LavaMoat/LavaMoat https://github.com/LavaMoat/LavaMoat https://github.com/endojs/endo/tree/master/packages/ses https://github.com/endojs/endo/tree/master/packages/ses