#1
Grafana is an open source observability and data visualization platform for querying, graphing, and alerting on metrics, logs, and traces across many data sources.
76.4k stars14.6k forksAGPL-3.0last commit Actively maintained
15 self-hosted Sumo Logic alternatives
Cloud-native observability and log analytics platform that collects, indexes, and analyzes logs, metrics, and traces to support monitoring, alerting, troubleshooting, and security analytics for cloud-native applications and infrastructure.
Alternatives to Sumo Logic
#2
Sentry is a developer-focused platform for error tracking, performance monitoring, and tracing to help teams detect, investigate, and fix issues faster.
44.6k stars4.8k forkslast commit Actively maintained
#3
SigNoz is an open-source platform that collects and correlates logs, metrics, and traces using OpenTelemetry for unified observability.
31.9k stars2.4k forkslast commit Actively maintained
Grafana Loki is a Prometheus-inspired log aggregation system that indexes labels (not log contents) for cost-effective storage and fast querying, with Grafana integration.
28.8k stars4.1k forksAGPL-3.0last commit Actively maintained
#5
Open-source observability pipeline to collect, transform, and route logs and metrics with a single, high-performance binary and programmable transforms.
22.5k stars2.3k forksMPL-2.0last commit Actively maintained
#6
CrowdSec is an open-source security engine that detects attacks from logs and blocks malicious IPs using bouncers and community-curated threat intelligence.
14.7k stars710 forksMITlast commit Actively maintained
#7
Lightweight web-based real-time log viewer for Docker containers, with support for Docker Swarm and Kubernetes, plus search, split view, and optional authentication.
14.2k stars602 forksMITlast commit Actively maintained
#8
Graylog is an open source platform for collecting, indexing, searching, and alerting on logs and machine data from many sources in one place.
8.1k stars1.1k forkslast commit Actively maintained
#9
Zabbix is an open-source monitoring and observability platform for networks, servers, VMs, applications, and cloud infrastructure, with alerting and dashboards.
6.3k stars1.3k forksAGPL-3.0last commit Actively maintained
#10
Parseable ingests, analyzes, and extracts insights from MELT telemetry data with predictive analytics and a unified SQL/NL querying interface.
2.4k stars171 forksAGPL-3.0last commit Actively maintained
ARA records Ansible playbook runs and provides searchable reports via a CLI, REST API, and local-first web interface to troubleshoot and understand automation results.
2k stars181 forksGPL-3.0last commit Actively maintained
#12
LoggiFly monitors Docker/Podman container logs for keywords or regex patterns and sends alerts via ntfy or Apprise, with optional log attachments and container actions.
1.8k stars51 forksMITlast commit Actively maintained
#13
Kubetail is a real-time Kubernetes logging dashboard and CLI that merges multi-container workload logs into a single timeline, running on desktop or inside your cluster.
1.8k stars125 forksApache-2.0last commit Actively maintained
#14
Open-source security analytics framework for event tracking, in-app threat detection, and risk management to protect applications from abuse, bots, and account takeover.
1.5k stars179 forksAGPL-3.0last commit Actively maintained
Real-time dashboard to analyze Traefik logs with GeoIP, status code breakdowns, filters, and multi-agent metrics via a Go agent and web UI.
792 stars21 forksAGPL-3.0last commit Actively maintained
What replacing Sumo Logic actually involves
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 15 of 15 shipped a commit in the last six months. Licences in this list: AGPL-3.0, MPL-2.0, MIT, GPL-3.0, Apache-2.0. In exchange you take on hosting, backups and updates yourself.
Browse everything in Monitoring & Observability.
