All alternatives

Open source alternatives to Splunk

Compare open source projects that can replace or complement this product.

5 projects
zincsearch icon

zincsearch

Open

ZincSearch . A lightweight alternative to elasticsearch that requires minimal resources, written in Go.

09/06/2026
774
17,870
OpenSearch icon

OpenSearch

Open

🔎 Open source distributed and RESTful search engine.

03/07/2026
2,652
13,301
quickwit icon

quickwit

Open

Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.

03/07/2026
561
11,383
OpenLLMetry icon

OpenLLMetry

Open

Open-source observability platform for LLMs using OpenTelemetry. Monitor performance, track costs, and debug AI applications with just 2 lines of code.

01/07/2026
1,010
7,264
Helicone icon

Helicone

Open

Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools.

11/06/2026
617
5,908