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Open Source Log Management Tools using NodeJS

A curated collection of the best open source tools for collecting, processing, and analyzing log data. using NodeJS.

Elasticsearch

The leading distributed search and analytics engine

  • Stars

    78,444

  • Last commit

    9 hours ago

  • License

    Unknown
Elasticsearch is an open-source, RESTful search engine designed for scalability, reliability, and easy management.

Open Source Alternative to:

Algolia

SigNoz

Open-source observability platform for cloud-native apps

  • Stars

    32,493

  • Last commit

    9 hours ago

  • License

    MIT
Comprehensive monitoring and troubleshooting solution for microservices architectures, offering metrics, traces, and logs in a single pane.

Open Source Alternative to:

DataDog

Grafana Loki

Cost-effective log aggregation that indexes labels, not full text

  • Stars

    29,102

  • Last commit

    10 hours ago

  • License

    AGPL-3.0
Horizontally scalable, multi-tenant log aggregation system that stores and queries logs using label-based indexing instead of full-text indexing, keeping storage costs low.

Open Source Alternative to:

DataDog

OpenObserve

Petabyte-scale observability, without the massive bill.

  • Stars

    22,647

  • Last commit

    9 hours ago

  • License

    AGPL-3.0
Monitor logs, metrics, and traces with an open-source observability platform. Achieve petabyte scale with 140x lower storage costs and high performance.

Open Source Alternative to:

DataDog

Vector

Collect, transform, and route logs and metrics in one tool

  • Stars

    22,784

  • Last commit

    11 hours ago

  • License

    MPL-2.0
Rust-built observability pipeline tool that collects, transforms, and routes logs and metrics across 47 sources and 62 sinks with no runtime dependencies.

Open Source Alternative to:

DataDog

HyperDX

Full-stack observability without the enterprise price tag

  • Stars

    9,985

  • Last commit

    1 day ago

  • License

    MIT
Open source observability platform unifying session replays, logs, traces, metrics and errors. Fast search, automatic clustering, $0.40/GB pricing.

Open Source Alternative to:

DataDog

Coroot

Full-stack observability without code changes

  • Stars

    7,998

  • Last commit

    2 days ago

  • License

    Apache-2.0
Coroot simplifies system monitoring by providing metrics, logs, traces, and profiling with zero instrumentation, leveraging eBPF technology.

Open Source Alternative to:

Splunk

GreptimeDB

Unified observability database for metrics, logs, and traces

  • Stars

    6,778

  • Last commit

    23 hours ago

  • License

    Apache-2.0
Cloud-native observability database unifying metrics, logs, and traces with sub-second queries, 50x cost reduction, and seamless OpenTelemetry integration.

Open Source Alternative to:

DataDog

Logfire

AI
Powerful observability made simple for developers

  • Stars

    4,528

  • Last commit

    2 days ago

  • License

    MIT
Logfire offers intuitive observability tools for Python applications, combining logs, profiling, and telemetry in one platform.

Open Source Alternative to:

DataDog

Maple

OpenTelemetry observability with traces, logs, and metrics

  • Stars

    Stars growing over the last 30 days1,936

  • Last commit

    8 hours ago

  • License

    Unknown
Observability platform built on OpenTelemetry and ClickHouse. Collect, visualize, and query distributed traces, logs, and metrics, with an MCP server for AI agent diagnostics.

Open Source Alternative to:

DataDog
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