DDatabentoDatabento, Inc. · Market & fundamentals dataIn-depth entryUsage-priced market data platform with normalized order-book (MBO/MBP), trades, OHLCV and reference schemas for futures, options and equities, delivered via historical, live and batch APIs in the DBN formatMixedUsage-basedPaidNov 2, 2026
GGrafanaGrafana Labs · Monitoring & observabilityIn-depth entryDashboarding and alerting platform that visualizes metrics, logs and traces from Prometheus, SQL databases and dozens of other data sourcesAGPL-3.0-onlyOpen sourceFreemiumSelf-hostedNov 2, 2026
TTimescaleDBTiger Data (formerly Timescale) · Relational databasesPostgreSQL extension for time-series data adding hypertables, compression and continuous aggregates, from the company now named Tiger DataApache-2.0 AND LicenseRef-Timescale-LicenseOpen sourceFreeSelf-hostedNov 2, 2026