Logs

Seq

Datalust

A structured-log server beloved in the .NET/Serilog world — query structured events with a SQL-like language on your own box.

Category
Logs
License
Proprietary
Deployment
Self-hosted
Cost
Low
Free tier
Yes
Self-host effort
Turnkey
Maturity
Established
Popularity
Niche standard in .NET structured logging

The catch

Single-node and ecosystem-specific by design — great for one team's app logs, but the free tier is one-user/50 GB and it's not a general infra/SIEM platform.

Monitors

Logs

Capabilities

AlertingDashboardsAPI

Built for

Developers