Their docs seem perpetually out of date, but they recently released support for 3.10. I haven't been able to try it recently because our projects use 3.10 featu

Their docs seem perpetually out of date, but they recently released support for 3.10. I haven't been able to try it recently because our projects use 3.10 features but in the past it was easily a 10-100x speedup as long as all the project's libraries worked. https://downloads.python.org/pypy/ https://downloads.python.org/pypy/