(There's no video for Harvest C 1.3 yet. Please contribute to MR and add a video now!)
Harvest C is a integrated development environment for Mac that came with its own source code. With Harvest C, you can compile, run and debug your Macintosh applications, written in C. It can generate native 68020 and 68881 binary code.
Harvest_C_1.3.sit (586.9 KiB / 600.98 KB)
Harvest C v1.3 / compressed w/ Stuffit
At least 2MB of free RAM (may require more, depending on your project's complexity)
Mac OS 6.x - Mac OS 7.x
It runs kind of, but crashes randomly under Mac OS 9.0.4. You're best running this application under System 7.
Emulating this? It should run fine under: Basilisk II