647 Open Core Companies

Rank Name Commercializing Stage
41
Astronomer
Apache Airflow, Astro (from Astronomer), OpenLineage, Astronomer Cosmos, Astronomer, Marquez, Astro Databricks Venture / Series C
41
Google (Alphabet)
Apache Airflow, Kubernetes, Chromium, Apache Beam, Flutter, PostgreSQL, Jupyter Notebook Public
41
Meltano
Apache Airflow, Apache Superset, Meltano Venture / Seed
41
Cloudera
Apache Airflow, Apache Spark, Apache Kafka, Apache Hadoop, Apache Hive Private / Private Equity
41
GeniumCloud
Apache Airflow Venture / Seed
41
Prophecy
Apache Airflow, Apache Spark, Delta Lake Venture / Series A
41
Stackable
Apache Airflow, Apache Spark, Prometheus, Trino, Apache Superset, Apache Kafka, Open Policy Agent (OPA), Apache Nifi, Apache Hadoop, Apache Druid, Apache Hive, Apache HBase, Apache Zookeeper Venture / Seed
48
WSO2
WSO2 Venture / Series D+
48
Yenlo
WSO2 Private / SMB
50
Nextcloud
Nextcloud Private / SMB
50
Elestio
Nextcloud, Discourse, PrestaShop, Mattermost Server, Rocket.Chat, Chatwoot, WordPress, Jupyter Notebook, Drupal, vaultwarden Private / SMB
52
Amezmo
PHP, Laravel Core Framework, Craft CMS, Laravel Private / SMB
53
Arduino
Arduino Venture / Series B
54
Oracle
Kubernetes, GraalVM, MySQL Public
54
Platform9
Kubernetes, Argo CD, Fission Venture / Series D+
54
Rancher
Kubernetes, Rancher Venture / Series D+
54
Spectro Cloud
Kubernetes Venture / Series B
54
Styra
Kubernetes, Open Policy Agent (OPA), Terraform Venture / Series B
54
Ambassador
Kubernetes, Envoy, Argo CD, Telepresence, Emissary Ingress Venture / Series B
54
Replicated
Kubernetes Venture / Series C