- 01.0Provides a self-hosted Python library for downloading Polygon flat-file data, building point-in-time ticker universes with adjustments, and running backtests against 1m/5m/daily bars using a declarative DSL for entry/exit conditions.[key] self-hosted pipeline with DSL-based scan/backtest engine over Polygon flat files[asset] Equities·[function] Backtesting·added 3mo ago·[open source]·[indie]