Self-hosted server for structured logs and traces, popular in .NET shops via Serilog. Search with a SQL-like syntax, build dashboards and send alerts.
Pricing and hosting
- Pricing
- Free plan
- Free plan
- Individual: 1 user, 50 GB storage
- Open source
- No
- Self-hosted
- Yes
- Launched
- 2013
- Status
- Active
- Website
- datalust.co
Plans and prices change; check the tool's own site before you decide.
What it does
Log management checklist
8 of 10 confirmed in Seq's own documentation. The same checklist is used for every tool in Logs.
- Full-text search Yes
- Structured log parsing Yes
- OTLP logs ingest Yes
- Log alerts Yes
- Live tail Not confirmed
- Metrics from logs Yes
- Archive or tiered retention Not confirmed
- Dashboards Yes
- Query language Yes
- Access control Yes
Archiving only as JSON file backup via a Seq app; live tail not found in docs read
Checked against: datalust.co, docs.datalust.co, docs.datalust.co (2), docs.datalust.co (3), docs.datalust.co (4), docs.datalust.co (5)
Alternatives to Seq
Other log management tools. See all 25.
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Axiom Hosted event store for logs, traces and other event data, queried with the APL language, with dashboards and monitors. Integrates with Vercel, Cloudflare and OpenTelemetry. -
Better Stack Telemetry Better Stack's log, metric and trace store built on ClickHouse, queried with SQL or a live-tail view. Shares an account with Better Stack uptime and on-call. -
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CrowdStrike Falcon LogScale Index-free log store (formerly Humio) that compresses and searches large log volumes quickly; sold by CrowdStrike for security and operations logging. -
Dozzle Small web UI that streams and searches live Docker container logs across hosts, with no log storage. Optional Dozzle Cloud adds grouped alerts and log analysis. -
Elastic Stack (ELK) Elasticsearch, Logstash, Kibana and Beats: full-text indexing and search of logs with Kibana dashboards and alerting. Self-host the free distribution or buy Elastic Cloud. -
Fluent Bit Lightweight C log and metrics processor from the Fluentd project, common as the node-level agent in Kubernetes. Ships to Loki, Elasticsearch, cloud logging and OTLP. -
Fluentd CNCF graduated log collector that reads, parses, buffers and forwards logs to hundreds of outputs through a plugin system. Written in Ruby and C. -
Grafana Loki Log aggregation system that indexes only labels, not full log text, and stores chunks in object storage. Queried with LogQL from Grafana; hosted as part of Grafana Cloud. -
Graylog Centralised log collection with parsing pipelines, stream routing, search and alert conditions. Graylog Open is free to self-host; paid editions add security analytics and archiving. -
lnav Terminal log file navigator that merges several log files into one timeline, highlights errors, and lets you query log lines with SQL. Runs locally, no server. -
Logflare Log ingestion and search backed by Google BigQuery, popular with Cloudflare Workers, Vercel and Elixir apps. Now part of Supabase and open source.