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>>250 tools indexed·since 2026
index / best / Backtesting tools

>_ best Backtesting tools

The 6 top backtesting tools in the index, ranked by upvotes. No ads, no fluff — just the stack.

  1. 01.
    Flash Research— Provides gap analysis, stock scanning with real-time alerts, no-code backtesting, and 20+ years of historical US equity data with premarket and intraday statistics.
    EquitiesResearchFREE-$$$· ▲ 0
  2. 02.
    Alva— Converts investment theses and market narratives into live playbooks with backtesting, automation, data APIs, and 24/7 agent execution
    Multi-assetAI AgentsFREE-$$· ▲ 0
  3. 03.
    IVolatility— Provides institutional-grade historical and real-time options data via API, including implied volatility, Greeks, full chains, and volatility surfaces across 20+ years of equity and futures options markets.
    Multi-assetData & APIs$$-$$$$$· ▲ 0
  4. 04.
    WhaleWisdom— Tracks institutional investor 13F filings, insider transactions, 13D/13G disclosures, and mutual fund holdings with backtesting and portfolio replication tools
    EquitiesResearchFREE-$$· ▲ 0
  5. 05.
    How Many Trades— Calculates the minimum number of trades required to validate a trading strategy's statistical significance based on win rate and risk-reward ratio
  6. 06.
    Kwants— Provides 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.