100x alternatives
TL;DR: 12 companies doing similar work to 100x in B2B, ranked by how closely they match what 100x 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 100x. They are scored on how closely their own description overlaps with 100x's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to 100x?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Snapboard | — | Winter 2020 | 2 | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| Thinkature | — | Summer 2006 | — | Inactive |
| Acunote | — | Winter 2011 | — | Active |
| GoLinks | Intuitive, easy-to-remember short links - powered by AI. | Winter 2019 | 70 | Active |
| Grep AI | Self-improving agents that automate your growth bottlenecks | Fall 2026 | 6 | Active |
| OpenWork | The open source alternative to Claude Cowork | Spring 2026 | 4 | Active |
| Interstate | Create & Share Product Roadmaps | Summer 2011 | 2 | Inactive |
| Stempad | Notion for science | Summer 2024 | 1 | Active |
| Dropbox | Backup and share files in the cloud. | Summer 2007 | 4000 | Public |
| garten | Creating workplace wellbeing. | Summer 2016 | 201 | Acquired |
| Front | Customer communications hub for building strong relationships | Summer 2014 | 385 | Active |
Is 100x still active?
100x 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 100x. They are then ranked on how closely their own description overlaps with 100x's, so the closest matches come first rather than whoever happens to share a tag.