Tumult alternatives
TL;DR: 12 companies doing similar work to Tumult in B2B, ranked by how closely they match what Tumult 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 Tumult. They are scored on how closely their own description overlaps with Tumult's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Tumult?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Eivod | — | Summer 2007 | 51 | Inactive |
| Stackq | — | Summer 2009 | — | Inactive |
| BitSample | — | Winter 2008 | — | Inactive |
| Brushes | iPad drawing software. | Summer 2010 | — | Inactive |
| Upverter | The future of hardware design. A marketplace for hardware engineering… | Winter 2011 | 11 | Acquired |
| Fithub | — | Winter 2010 | — | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| Credictive | Attribution metatags for online content. | Summer 2012 | — | Inactive |
| OpenRelay | Distributed, hardware-agnostic AI inference | Summer 2026 | 2 | Active |
| 280 North | — | Winter 2008 | 11 | Acquired |
| Latted | Automated Content Engine | Winter 2024 | 2 | Active |
| Atrisa | AI Agents for Analog Circuit Design | Spring 2026 | 3 | Active |
Is Tumult still active?
Tumult 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 Tumult. They are then ranked on how closely their own description overlaps with Tumult's, so the closest matches come first rather than whoever happens to share a tag.