devtools startups in San Francisco

Cursor

San Francisco

Anysphere develops Cursor to automate coding and build the premier tool for professional programmers, driven by research, design, and engineering from a San Francisco team backed by investors; its engineers and scientists have a track recor

Mintlify (YC W22)

San Francisco

Mintlify is an intelligent documentation platform that empowers developers, reaching 100 million+ developers annually and powering the documentation of 10,000+ companies. It is the #1 most popular YC product used by other YC companies over

OneSchema (YC S21)

San Francisco

OneSchema makes it 10x faster for developers to integrate with CSV data sources and is a rapidly growing seed-stage company focused on accelerating CSV data integration.

Stepwork

San Francisco

It offers a pay-for-SaaS model based on usage in the SaaS cost optimization market, helping organizations reduce waste and cut monthly SaaS bills by up to 30% by analyzing usage, contracts, and spend data—a data-driven, usage-based approach

Parity

San Francisco

Parity builds AI SRE for incident response, line of defense for on-call engineers, with adoption and backing from Y Combinator, General Catalyst, Sugar Free Capital, and angels from Midjourney and Crusoe; founded by Jeffrey, Coleman, and Wi

A37

San Francisco

The company offers a generative AI-driven platform to automate and optimize DevOps workflows, reducing cloud overspend and deployment delays. It targets startups and enterprise DevOps teams and has raised an X.XM funding round from a tier-1

Onlook

San Francisco

Onlook provides the fastest way to build, deploy, and iterate websites and web apps, bridging design and development. It reached #1 on Hacker News and was the top-trending GitHub repository with 19,000+ stars, founded by Daniel Farrell and

Smithery

San Francisco

Smithery is a platform that helps developers discover and deploy services for communicating with AI agents, enabling seamless integration by providing access to agentic services and accelerating agentic AI development.