fluent/fluent-bit

lightweight tool for collecting and forwarding logs, metrics, and traces

open source platform for logs, metrics, and traces
openobserve/openobserve
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grafana/loki
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middlewarehq/middleware
Python logging library with simple setup and usage
Delgan/loguru
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arkime/arkime
Terminal tool for viewing, tailing, merging, and searching log files
Textualize/toolong
cloud-native observability database for metrics, logs, traces
GreptimeTeam/greptimedb
open source platform for automating workflows and connecting APIs
bytechefhq/bytechef
centralizes logs, metrics, traces, and session replays for debugging
hyperdxio/hyperdx
Open source tool for prototyping, user testing, and UX analytics
KlausSchaefers/quant-ux