10 projects
Prometheus
Prometheus is an open-source systems monitoring and alerting toolkit originally built at SoundCloud. Since its inception in 2012, many companies and organizations have adopted Prometheus, and the project has a very active developer and user community. It is now a standalone open source project and maintained independently of any company.
20,655
5,267
$37M
InfluxDB
InfluxDB is an open source time series database designed to handle high write and query loads. It is optimized for storing and analyzing large amounts of time-stamped data, including metrics, events, and analytics.
8,868
2,228
$3.3M
TDengine
TDengine is an open-source time-series database management system designed for Internet of Things (IoT), Industrial IoT, and Connected Cars scenarios. It features high-performance data ingestion, storage, and querying capabilities, with built-in caching, stream processing, and data subscription functions.
3,886
249
$71M
VictoriaMetrics
VictoriaMetrics is a fast, cost-effective, and scalable time series database and monitoring solution. It offers high-performance storage and querying of time series data, with built-in support for Prometheus compatibility, multi-tenancy, and horizontal scalability.
2,851
718
$67M
TimescaleDB
TimescaleDB is an open-source time-series database built as an extension to PostgreSQL. It provides automatic partitioning across time and space (partitioning key), native compression, continuous aggregations, and other features optimized for time-series data while retaining full SQL compatibility.
2,796
618
$6.6M
QuestDB
QuestDB is a high performance, open-source, time-series database
1,611
262
$47M
RavenDB
RavenDB is a NoSQL document database that provides a flexible, schema-free data model with ACID transaction support, automatic indexing, and full-text search capabilities. It offers high availability through distributed clustering, multi-document transactions, and built-in data replication features.
1,132
153
$129M
CrateDB
CrateDB is a distributed SQL database that enables real-time analytics and queries on large-scale machine data and IoT workloads. It features horizontal scalability, automatic data sharding, and support for structured and unstructured data.
819
175
$23M
GreptimeDB
An open-source, cloud-native, unified time series database for metrics, logs and events, supporting SQL/PromQL/Streaming. Available on GreptimeCloud.