a16z

Convex

The backend for app developers.

Navan

Travel + expense management for modern companies.

Upstash

Serverless Redis & Kafka for modern applications

Zed

A high-performance, multiplayer code editor

AfterQuery

We teach machines how experts think

Letta

Memory-first infrastructure for AI agents

Chroma

Open source AI-native embedding database

LiveKit

Open source WebRTC and real-time AI infrastructure

Anyscale

Scale Python and AI applications on any infrastructure

Grafbase

GraphQL platform with edge caching and federation

Pocus

Product-led sales platform for SaaS teams

Medallion

Healthcare provider credentialing and enrollment

Mux

Video infrastructure API for developers

Replit

Code, collaborate, and deploy from your browser

Conductor

Run a team of AI coding agents on your Mac

Candid Health

AI medical billing that gets your claims paid faster

Mattermost

Open source Slack alternative for developers