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Test entry and exit rules against historical price bars

Build custom market scans and test chart-based strategies

Use one API key to access data APIs across finance, technology, places, text, and more.

Compare disclosed manager holdings and quarterly portfolio changes

Sales tax and VAT management with return review and remittance

Trace token-holder connections with interactive wallet maps

Maintain event-driven Python backtests with the Zipline research model

Run a SQL time-series database for ingesting, querying, and retaining timestamped events.

Turn portfolio return histories into metrics, charts and shareable reports

Develop Python strategies with graphical backtesting and market gateways

Compare crypto protocol finances with clearly defined metrics

Manage financial operations and coordinate the work behind each period close

Test sentiment and market rules, then inspect the individual outcomes

Keep crypto transaction history and report calculations on your computer

Monitor tax exposure, review product categories and approve the first filing

Meter product use and model subscription or credit pricing

An unauthenticated HTTP API for querying World Bank country and development-indicator time series.

Assemble portfolio backtests from reusable Python rules

Backtest portfolio allocations with cash flows, benchmarks and simulations

Build crypto portfolio dashboards and export address-level reports

Bitcoin address grouping with local research labels and CSV history

Build coordinate-based weather requests from current conditions and selectable hourly or daily forecast variables.

Collect automated test results in one place and analyze failures across test runs.

Explore Dutch art and download museum images