Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

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• Updated Nov 12, 2026
• TypeScript

A high-performance observability data pipeline.

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• Updated Nov 12, 2026
• Rust

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.

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• Updated Nov 12, 2026
• TypeScript

Fast and Lightweight Logs, Metrics and Traces processor for Linux, BSD, OSX and Windows

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• Updated Nov 12, 2026
• C

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

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• Updated Nov 12, 2026
• Rust

Grafana Tempo is a high volume, minimal dependency distributed tracing backend.

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• Updated Nov 12, 2026
• Go

The cross-harness, self-improving memory layer for AI agents. Join our community: https://discord.com/invite/zdNChS2fBu

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• Updated Nov 12, 2026
• Go

eBPF-based autoinstrumentation of web applications and network metrics

ebpf observability metrics-gathering traces

• Updated Nov 12, 2026
• Go

The only tool you need to know what is happening and how to fix it.

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• Updated Nov 12, 2026
• Go

A JavaScript CPU trace analysis tool for agents and humans

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• Updated Oct 15, 2026
• JavaScript

Technical Advisory Group for Observability 🔭⚙️

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• Updated Mar 17, 2025
• HTML

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.

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• Updated Nov 12, 2026
• Go

Runbook automation platform with deep observability integrations for SRE & On-Call Teams

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• Updated Nov 10, 2025
• Python

Open-source, self-hosted logs and traces with full-text search directly on S3-compatible object storage.

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• Updated Nov 12, 2026
• Svelte

OpenSearch Data Prepper is a component of the OpenSearch project that accepts, filters, transforms, enriches, and routes data at scale.

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• Updated Nov 11, 2026
• Java

A set of tools, types and libraries for building and manipulating Grafana objects.

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• Updated Nov 12, 2026
• PHP

A lightweight, local OpenTelemetry trace, logs and metrics viewer

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• Updated Nov 9, 2026
• TypeScript

This is a tool for Linux kernel ftrace and perf events visualization

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• Updated Jul 7, 2026
• C++

🤖 A tool to generate synthetic OpenTelemetry logs, metrics and traces using OTLP (gRPC and HTTP)

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• Updated Mar 31, 2025
• Go

Dbux is an Integrated Debugging Environment (IDbE) and Omniscient Debugger that makes JavaScript application's run-time behavior come alive, visible and interactive.

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• Updated Mar 31, 2024
• JavaScript