NOFireAI/ravel

stream, store, and query OpenTelemetry metrics, logs, and traces (OTLP) in duckdb

OpenTelemetry signal storage

The open-source observability database. One columnar engine for metrics, logs, and traces, on object storage.

A timeseries database created for events, logs, traces and metrics. Speaks the postgres dialect, and stores data in s3 via delta lake protocol

CNCF sandbox project, an open source distributed time-series database with high concurrency, high performance, and high scalability

Parseable is an open source, unified infrastructure observability platform built in Rust on a data lake architecture. It tracks logs, metrics, traces, and events across apps, agents, and systems, reducing storage costs by up to 90% through columnar telemetry compression.

ClickStack - the open-source observability stack for OpenTelemetry at scale

High Performance, Resource Efficient OpenTelemetry Collection

Open, SQL-native time-series database for telemetry you need to keep. 38M+ records/sec ingestion, 25M+ rows/sec queries. InfluxDB Line Protocol and Telegraf compatible. Open Parquet on your storage. Single binary. S3/Azure native. Air-gap ready. AGPL-3.0.