AmiBroker vs Backtrader (2026)
AmiBroker (windows desktop platform for high-speed portfolio backtesting in the afl language) and Backtrader (free open-source event-driven backtesting framework for python, no longer actively maintained) solve backtesting differently. The table below compares them on verified specs and pricing; full details are in each review.
Side by side
| AmiBroker | Backtrader | |
|---|---|---|
| Overall score | 7.8 / 10 | 6.8 / 10 |
| Engine type | hybrid | event-driven |
| Pricing model | one-time | open-source |
| Free tier | Yes | Yes |
| Entry price | $0 | $0 |
| Languages | AFL (AmiBroker Formula Language), C++ (plugin ADK), JScript/VBScript (OLE automation) | Python |
| Asset classes | stocks, ETFs, futures, forex, mutual funds, crypto (via imported data) | stocks, ETFs, futures, forex (spot), crypto (via community data feeds), CFDs |
| Bundled data | No market data is bundled. The AmiQuote companion app (included in the Ultimate Pack, $99 standalone) downloads free EOD data from Yahoo Finance and Stooq, plus limited free intraday from Barchart OnDemand. Paid sources (Tiingo, eSignal, IQFeed, Norgate, Interactive Brokers) plug in when you need higher quality. | None. Bring your own data. Loaders exist for CSV, pandas DataFrames, and Yahoo Finance (the online loader breaks periodically as Yahoo changes its API); live feeds come from Interactive Brokers, Oanda (legacy v1 API), and Visual Chart. No bundled historical dataset of any kind. |
| Finest resolution | tick (Professional edition, with a tick-capable feed such as eSignal or Interactive Brokers); Standard edition is limited to minute bars | tick (tick data supported; resampling/replay down from ticks to any timeframe) |
| Live trading | Yes | Yes |
| Options support | No | No |
| Open source | No | Yes |
AmiBroker
Windows desktop platform for high-speed portfolio backtesting in the AFL language
Backtrader
Free open-source event-driven backtesting framework for Python, no longer actively maintained
Frequently asked questions
Is AmiBroker better than Backtrader?+
They target different users. AmiBroker: systematic eod and swing traders on windows who want the fastest affordable portfolio-level backtesting and optimization, own their data pipeline, and don't need turnkey live execution or options modeling. Backtrader: python-comfortable retail quants who want a free, battle-tested event-driven backtester with abundant learning material, and who will accept a frozen codebase, byo data, and manual walk-forward in exchange for zero cost. Our scores: AmiBroker 7.8/10, Backtrader 6.8/10.
Which is cheaper, AmiBroker or Backtrader?+
AmiBroker entry pricing: $0 (one-time). Backtrader: $0 (open-source). See each review for full verified pricing tables.
Educational content only, not investment advice. Specs and prices come from each platform's official pages; see the individual reviews for sources and last-verified dates.