Y Combinator companies
The Y Combinator portfolio as the radar sees it: synced daily, classified into clusters, checked for life and movement. 6,197 companies.
clusterVertical AI agents 898Consumer 821B2B SaaS 787Fintech 633Developer tools 515Healthcare and bio 477Commerce and marketplaces 433Agent infrastructure 350Robotics and physical world 314Data for AI 192Security and compliance 189Horizontal AI assistants 152AI infra and compute 151Climate and energy 123Defense and space 85Other 44
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Expo Expo brings together the best of web and native app development | Developer toolsReact Native and cross-platform mobile development | Y CombinatorS16 | Active | checked 2026-08-23 |
| Opsolutely Automated deployments for software teams. | Developer toolsDevOps and deployment automation | Y CombinatorS16 | Acquired | checked 2026-08-17 |
| RunKit | Developer toolsJavaScript prototyping environment | Y CombinatorS16 | Acquired | checked 2026-08-17 |
| Sixa Personal computer in the cloud | Developer toolscloud-based development environment | Y CombinatorS16 | Inactive | checked 2026-08-23 |
| ConstructVR The simplest way to test, manage, and deploy VR/AR apps at scale. | Developer toolsVR/AR app deployment and management | Y CombinatorW16 | Inactive | checked 2026-08-23 |
| Luciq (formerly Instabug)AI Agentic Observability Platform for Mobile | Developer toolsAI observability for mobile apps | Y CombinatorW16 | Active | checked 2026-08-23 |
| Mux Video infrastructure for developers | Developer toolsVideo streaming infrastructure for developers | Y CombinatorW16 | Active | checked 2026-08-23 |
| Real Artists We make a fast and native issue tracker for software projects. | Developer toolsissue tracking for engineers | Y CombinatorW16 | Inactive | checked 2026-08-23 |
| Redspread Version control for software environments | Developer toolsDocker deployment and Kubernetes orchestration | Y CombinatorW16 | Acquired | checked 2026-08-24 |
| Thunkable Thunkable is the no-code platform to build powerful native mobile apps | Developer toolsno-code mobile app builder | Y CombinatorW16 | Active | checked 2026-08-23 |