LegalOS alternatives
TL;DR: 12 companies doing similar work to LegalOS in B2B, ranked by how closely they match what LegalOS actually does — not just by category.
How this list was built: every company here is Y Combinator-backed and shares at least one category with LegalOS. They are scored on how closely their own description overlaps with LegalOS's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to LegalOS?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Fithub | — | Winter 2010 | — | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| Relaw | AI Legal OS | Fall 2025 | 2 | Active |
| Cembla | AI for legal & government | Summer 2023 | 2 | Active |
| Brushes | iPad drawing software. | Summer 2010 | — | Inactive |
| Regbase | Automating Corporate Compliance, Worldwide | Spring 2026 | 3 | Active |
| Wingman Law | AI-native personal injury law firm | Fall 2026 | 2 | Active |
| Edge | The ultimate IP assistant. | Winter 2023 | 2 | Active |
| Caseflood.ai | How elite law firms do intake | Winter 2025 | 2 | Active |
| General Legal | Elite AI law firm for high growth companies | Winter 2026 | 40 | Active |
| Lexter.ai | LLM for Legal in Brazil | Winter 2022 | 18 | Active |
| Spire Law | Tech enabled business and employment litigation law firm. | Winter 2019 | 10 | Active |
Is LegalOS still active?
LegalOS is still operating, so switching is a choice rather than a forced migration. Compare on fit and price rather than urgency.
How was this list put together?
Every company here is Y Combinator-backed and shares at least one category with LegalOS. They are then ranked on how closely their own description overlaps with LegalOS's, so the closest matches come first rather than whoever happens to share a tag.