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
777
17,877
OpenSearch icon

OpenSearch

Open

🔎 Open source distributed and RESTful search engine.

17/07/2026
2,738
13,333
quickwit icon

quickwit

Open

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

18/07/2026
568
11,419
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.

13/07/2026
1,021
7,310
Helicone icon

Helicone

Open

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

05/07/2026
630
5,966