Ask HN: Stock backtesting tools are broken. Anyone thought of fixing it?3 points·by zhangela·vor 13 Jahren·3 comments2 commentsPost comment[–]AllenSH·vor 13 JahrenreplyHave you taken a look at https://www.quantopian.com/ ?[–]zhangela·vor 13 JahrenreplyI didn't know about it. Thanks for sharing![–]mitaz·vor 13 JahrenreplySeconded. I also haven't been able to find an easy to use backtester.