Built for
Correctness.
Most backtesting stacks I used at work were fragile, opaque, or both. PyFund is my attempt to build something I trust enough to run my own money on.
2023
The Frustration
We realized that most open-source backtesting libraries were either abandoned, too slow, or riddled with look-ahead bias. The industry needed a modern standard.
2024
The First Release
PyFund v0.1.0 launched with a core promise: 100% vectorized calculations. No loops. Pure speed. The community response was immediate.
Today
Production Grade
Now running in production at multiple proprietary trading firms, managing real capital with zero critical failures.
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