Having re-open-sourced MS-DOS on GitHub in 2018, Microsoft has now released the source code for GW-BASIC, Microsoft's 1983 BASIC interpreter. GW-BASIC can trace its roots back to Bill Gates' and ...

Now you can get the once-coveted Microsoft Basic source code for the 8086/8088 directly from Microsoft in the state you would have found it in 1983. They put up a read only GW-BASIC repository ...