Logseq is an open-source, privacy-first outliner and knowledge management tool. With AI plugins, it helps you write, research, and link ideas in an interconnected graph — loved by researchers and developers.
How Logseq compares with its closest alternatives
2 of the 5 closest alternatives have a free plan, as Logseq does. Among the 3 that list a starting price, the cheapest is Mem AI at $14 a month and the median is $15. None of the 5 offers an API; FalcoScan's records show none for Logseq. Logseq offers a mobile app and a desktop app. Of the alternatives, 3 offer a mobile app and 2 offer a desktop app. Logseq was founded in 2020; the alternatives were founded between 2018 and 2020, 1 of them earlier. Logseq has no single headquarters on record, and 1 of its alternatives is also distributed.
Market position · Writing
How Logseq compares in Writing
Logseq has low opportunity and sits in the middle third of 329 live Writing tools on FalcoScan. Across Writing, the average opportunity score is 39.5 and the average saturation score 64.8. FalcoScan rates Logseq's own market position as contested. 23 of the 329 operating Writing tools have hot momentum, and FalcoScan has recorded 20 shutdowns in the category.
The closest alternatives to Logseq that are still running, matched on the AI capabilities, uses and audience they share, are Obsidian AI, Anytype, Mem AI, Roam Research, and Writer.
Is Logseq still running?
Yes. As of 2 November 2026, FalcoScan lists Logseq as operating at logseq.com.
Where is Logseq based?
Logseq has no single headquarters: FalcoScan's records list it as a distributed, remote-first company.
Does Logseq have an API?
FalcoScan's records show no public API for Logseq.
Who is Logseq for?
Logseq is built for researchers and knowledge workers.
How do I sign in to Logseq?
Sign in on Logseq's own website, logseq.com. FalcoScan reviews Logseq but does not run its accounts, so logins, passwords and billing are handled by Logseq directly.