649 Open Core Companies

Rank Name Commercializing Stage
21
Grafana, Prometheus, Grafana Mimir, Grafana Loki, Grafana Tempo, Cortex for Prometheus, Grafana Faro Web SDK, Grafana Phlare Venture / Series D+
21
Grafana, Elasticsearch, Apache Airflow, Airbyte, Sentry, Apache Spark, Gitlab, Apache Kafka, Dagster, Renovate, Metabase, Grafana Loki, Vault, Apache Superset, Ghost, Argo CD, MLFlow, Istio, etcd, Cal.com, NocoDB, Filecoin, Kyverno, Rook, Argo Workflows, RabbitMQ, PostgreSQL, Chatwoot, Hasura GraphQL Engine, Redis, Crossplane, MinIO, InfluxDB, MySQL, Knative Serving, OpenCost (Formerly KubeCost), vaultwarden, Jitsu, dex, Oauth2 Proxy, ORY Hydra, Bootstrap, Kubeflow, kratos, Plural, Goldilocks
23
Kibana, Elasticsearch, Kubernetes Public
24
Elasticsearch, MongoDB, Kubernetes, Apache Kafka, OceanBase, OpenSearch, MariaDB, RabbitMQ, Apache HBase, PostgreSQL, Redis, Apache RocketMQ, InfluxDB, MySQL, PolarDB for PostgreSQL, Greenplum Database Public
25
Apache Airflow, OpenLineage, Astronomer Cosmos, Astro (from Astronomer), Astronomer, Marquez, Astro Databricks Venture / Series C
25
Apache Airflow, Kubernetes, Chromium, Apache Beam, Flutter, PostgreSQL, Jupyter Notebook Public
25
Apache Airflow, Apache Superset, Meltano Venture / Seed
25
Apache Airflow, Apache Spark, Apache Kafka, Apache Hadoop, Apache Hive Private / Private Equity
25
Apache Airflow Venture / Seed
25
Apache Airflow, Apache Spark, Delta Lake Venture / Series A
25
Apache Airflow, Apache Spark, Prometheus, Apache Kafka, Trino, Apache Superset, Open Policy Agent (OPA), Apache Nifi, Apache Druid, Apache Hadoop, Apache Hive, Apache HBase, Apache Zookeeper Venture / Seed
32
MongoDB Public
32
MongoDB, Blender, Kubernetes, OpenStack, Apache Kafka, OpenSearch, Juju, Apache Cassandra, PostgreSQL, MySQL, Charmed Operators, Kubeflow Private / SMB
32
MongoDB, Kubernetes, PostgreSQL, Redis Public
32
MongoDB, PostgreSQL, Redis, MySQL, Greenplum Database Private / SMB
32
MongoDB, MariaDB, PostgreSQL, MySQL Private / SMB
32
MongoDB, Kubernetes, PostgreSQL, MySQL Public
38
WSO2 Venture / Series D+
38
WSO2 Private / SMB
40
Backstage, Kubernetes, Spring Framework, Spring Boot, Open vSwitch, Cloud Foundry BOSH, Greenplum Database Public