v1:
Download the IPD-v1 directory, follow the instructions in apiDataToPrograms.js and run it once to get a file named allIPDPrograms.json. Then you can run runIPDTournament.js to get the results. Scores are logged in the console, and the full results are saved to IPDResults.json.
v2:
Download the IPD-v2 directory, and edit the const programs = [] line in IPDTournament-v2.js to include your desired programs. Then run node server.js to start a local server. Open http://localhost:8081/IPDhtml.html in your brower, and the results will be output to the console.