> "does not contain any third-party software, including without limitation, “open source,” “copy left,” “public” or other similar code or anything derived from

> "does not contain any third-party software, including without limitation, “open source,” “copy left,” “public” or other similar code or anything derived from or based on any of the foregoing" This contract has probably been written by a lawyer who doesn't understands software development. I run digital agency and we've lost projects in the past that couldn't get past legal departments because they did not want us to use any open source software (or transfer the copyright to open source work)