Apache-2.0
17 tools with the Apache-2.0 license.
Apache Cassandra
Distributed wide-column database for high availability
Apache NiFi
Visual dataflow automation for moving and transforming data
Authelia
Lightweight authentication and authorization layer for reverse proxies
ClickHouse
Columnar analytics database for fast OLAP queries
Element
Matrix client for secure room-based messaging
Jaeger
Distributed tracing for debugging microservices
Jitsi Meet
Open-source video conferencing with WebRTC
Keycloak
Open-source IAM for SSO, OIDC, and SAML
Kubernetes
Container orchestration for running distributed workloads
Matrix (Synapse)
Matrix homeserver for hosting federated chat
Node-RED
Flow-based automation for wiring APIs and devices
OpenSearch
Search and analytics engine for logs and events
OpenStack
Open-source IaaS for building private and sovereign clouds
OpenTelemetry
Open standard for instrumentation and telemetry pipelines
Prometheus
Open-source metrics monitoring and alerting
StackStorm
Event-driven automation for ops runbooks
Zulip
Topic-based team chat for async communication