I would like to export an Angular project done in StackBlitz an execute it from Angular CLI with the command ng serveas we do with an Angular project created in our
As @gal007, @tamo-studio and @jb-nizet pointed out, you should be able to just download the project, run npm install and ng serve, but this might not work for all projects.
It should work for any project with a current Angular version newer than version 6, I tried with v7 and it worked like a charm.
Your error message in one comment suggests the file tsconfig.json is missing, which you can take form a newly generated project of Angular. To create such a project follow these steps:
package.json which version of Angular your current project uses (look for @angular/core)angular-cli, e. g. for v4 via npm i -g @angular/cli@^4$ ng init in an empty directorytsconfig.json, move it to your current project and make adjustments if requiredThis should make it run. If it does still not work, look at StackOverflow for the error messages or start a new Question :)