Startree

Startree provides a fully managed, real-time analytics database platform powered by Apache Pinot, enabling enterprises to query and act on streaming data at sub-second latencies and massive scale.

Materialize

A SQL database that continuously updates derived data views as source data changes, serving real-time business context to applications and AI agents with sub-second latency.

Macrometa

Macrometa provides a managed edge cloud platform that distributes applications, databases, and APIs across 175 global edge data centers to deliver sub-50ms latency and real-time performance.

Imply

Cloud platform for real-time analytics and observability built on the open-source Apache Druid database.

Rockset

Rockset provided a real-time analytics database that indexed streaming and batch data for low-latency search and querying, without requiring predefined schemas.

RethinkDB

RethinkDB is an open-source, distributed JSON document database that pushes realtime data updates to applications via a built-in changefeed mechanism.

ReadySet

ReadySet is a caching engine that sits between an application and its PostgreSQL or MySQL database to serve cached query results with sub-millisecond latency, without requiring code changes.

QuestDB

QuestDB sells an open-source time-series database optimized for high-ingestion, low-latency workloads, now marketed for AI agent querying.

KX

KX sells a high-performance database and analytics platform for time-series and vector data, used primarily for real-time financial market analysis.

FeatureBase

FeatureBase sells a unified SaaS platform for customer support ticketing, AI agent automation, feedback collection, help center documentation, and product changelogs.