Directory

2 tools

Massive (Polygon.io, Inc.) · Market & fundamentals data

Market data platform (renamed from Polygon.io in October 2025) with REST and WebSocket APIs, flat files and SQL access for US stocks, options, indices, forex, crypto and futures

ProprietaryPaidEnterpriseNov 2, 2026

vectorbt

Oleg Polakow · Financial analysis & investing

Python library for vectorized backtesting and portfolio analysis built on pandas, NumPy and Numba, with a commercial PRO edition

Apache-2.0 WITH Commons-ClauseFreePaidLocalNov 2, 2026

Share this view: /tools?use=analyze-intraday-data&pricing=paid&depth=standard

Directory

Results

Massive (formerly Polygon.io)

vectorbt