Compare software

Graylog vs Seq: catalog facts
Graylog	Seq
Freemium Open source core is free to self-host, with paid Enterprise and Cloud tiers.	Freemium Proprietary software under the Datalust EULA; see the site for license options.
Self-hosted	Self-hosted
Stream processing lets teams route and act on specific log patterns as they arrive Content packs speed up onboarding for common log sources	Keeps log data on your own infrastructure Logs, traces and metrics in one place
Enterprise features and support require a paid tier Self-hosting a log platform at scale needs meaningful server resources	Proprietary, not open source You run and maintain the server yourself
Self-hosted, Downloadable app	Self-hosted
Open source	Closed source
License not stated	License: Proprietary
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.