Thanos MetricsThanos extends Prometheus with global query federation, unlimited object storage retention, and downsampling. A CNCF incubating project, free and open source under Apache 2.0.(0)0
OneUptimeOneUptime is an open-source observability platform with uptime monitoring, incident management, status pages, on-call alerting, APM, logs, traces, and AI-powered auto-fix. Self-host or use the cloud.(0)0
ChromaChroma is an open-source, serverless vector database supporting semantic search, full-text, regex, and metadata filtering. Built for AI apps, RAG pipelines, and LLM-powered products.(0)0
P Pyrra GuardrailsOpen-source SLO monitoring for Prometheus. Define objectives in YAML and Pyrra auto-generates recording rules, multi-window burn rate alerts, and Grafana dashboards.(0)0
Prometheus MonitoringPrometheus is an open-source monitoring and alerting toolkit with a dimensional data model, PromQL query language, efficient time series storage, and modern alerting. Ideal for cloud-native and Kubernetes environments.(0)0
VictoriaMetricsVictoriaMetrics is a high-performance, open-source time series database and monitoring solution. Prometheus-compatible, cost-efficient, and built for scale.(0)0
Grafana AlloyGrafana Alloy is an open source OpenTelemetry Collector with native Prometheus pipelines, supporting metrics, logs, traces, and profiles for cloud-native observability at scale.(0)0
ZipkinZipkin is an open-source distributed tracing system that helps teams troubleshoot latency problems in microservice architectures by collecting and visualizing timing data.(0)0
Ladybug ToolsLadybug Tools is a free, open-source collection of environmental simulation apps connecting 3D CAD to Radiance, EnergyPlus, and OpenFOAM for daylight, energy, and airflow analysis.(0)0
DatasetteDatasette is a free, open source multi-tool that lets you explore, analyze, and publish data as interactive websites and JSON APIs. Supports CSV, JSON, and database imports.(0)0
