Opsolutely
Acquired
What they do:
Automated deployments for software teams.
Quick facts:
HQ: San Francisco, CA, United States
Top Developer Tools Startups in California
This list has 465 startups and was last updated on Oct 15, 2026. 133 of them are hiring right now. Biggest hubs: San Francisco (441) and Los Angeles (20). Largest teams: GitLab, PagerDuty, and Algolia. Latest round: Supabase raised $150M (Oct 2, 2026).
465 startupsPage 12 of 13
Scaphold.io
Acquired
What they do:
The Universal API
Quick facts:
HQ: San Francisco, CA, United States
Escher Reality
Acquired
What they do:
The backend for Augmented Reality.
Quick facts:
HQ: San Francisco, CA, United States
OneGraph
Acquired
What they do:
GraphQL API to connect all of the internet's APIs. Join us at Netlify!
Quick facts:
HQ: San Francisco, CA, United States
Nestybox
Acquired
What they do:
Enables Linux containers to act as super fast & efficient VMs
Quick facts:
HQ: San Francisco, CA, United States
Arroyo
Acquired
What they do:
Cloud-native stream processing
Quick facts:
HQ: San Francisco, CA, United States
DAGWorks Inc.
Acquired
What they do:
Open source tools & services for reliable AI Agents & AI Applications
Quick facts:
HQ: San Francisco, CA, United States
Standard Treasury
Acquired
What they do:
Banking APIs; acquired by Silicon Valley Bank in August 2015
Quick facts:
HQ: San Francisco, CA, United States
YC S13Early stage
Redspread
Acquired
What they do:
Version control for software environments
Quick facts:
HQ: San Francisco, CA, United States
YC W16Early stage
SimpleHash
Acquired
What they do:
Multi-chain token data platform
Quick facts:
HQ: San Francisco, CA, United States
YC W22Early stage
Continue
Acquired
What they do:
Pioneering open-source coding agent
Quick facts:
HQ: San Francisco, CA, United States
YC S23Early stage
Make School
Shut down
What they do:
Make School is redesigning college for the 21st century. Students…
Quick facts:
HQ: San Francisco, CA, United States
AXAR AI
Shut down
What they do:
Multi-agent orchestration platform
Quick facts:
HQ: San Francisco, CA, United States
Wingback
Shut down
What they do:
Wingback provides tools and APIs for SaaS pricing and packaging.
Quick facts:
HQ: San Francisco, CA, United States
Neptune.io
Shut down
What they do:
A self-healing platform to enrich and fix server alerts automatically
Quick facts:
HQ: San Francisco, CA, United States
Standard Cyborg
Shut down
What they do:
Buid, test and deploy perception applications
Quick facts:
HQ: San Francisco, CA, United States
Dropbase
Shut down
What they do:
AI app builder for internal tools. Build back-office software faster…
Quick facts:
HQ: San Francisco, CA, United States
Squire.ai
Shut down
What they do:
Never code alone.
Quick facts:
HQ: San Francisco, CA, United States
UtilityScore (formerly Pando)
Shut down
What they do:
API that estimates utility costs for 100M+ homes.
Quick facts:
HQ: San Francisco, CA, United States
Xkit
Shut down
What they do:
Universal CRM integration for B2B SaaS apps
Quick facts:
HQ: San Francisco, CA, United States
Light Table/Eve
Shut down
What they do:
Eve is our way of bringing the power of computation to everyone, not…
Quick facts:
HQ: San Francisco, CA, United States
Tipe
Shut down
What they do:
Open-source, customizable, headless CMS
Quick facts:
HQ: San Francisco, CA, United States
Pagedraw
Shut down
What they do:
Pagedraw is a platform for productionizing designs into code. Thanks…
Quick facts:
HQ: San Francisco, CA, United States
Duckly
Shut down
What they do:
Video chat with real-time collaboration.
Quick facts:
HQ: San Francisco, CA, United States
Abbot
Shut down
What they do:
Your Customer Success Co-Pilot
Quick facts:
HQ: San Francisco, CA, United States
Pelm
Shut down
What they do:
Plaid for utilities
Quick facts:
HQ: San Francisco, CA, United States
Vessel
Shut down
What they do:
Developer-first, native integration platform for GTM tools
Quick facts:
HQ: San Francisco, CA, United States
Airtrain AI
Shut down
What they do:
No-code data curation for LLM fine-tuning and evaluation.
Quick facts:
HQ: San Francisco, CA, United States
Lynx
Shut down
What they do:
AI platform for investigating and resolving engineering incidents
Quick facts:
HQ: San Francisco, CA, United States
Structured Labs
Shut down
What they do:
The publishing layer for the agentic internet
Quick facts:
HQ: San Francisco, CA, United States
Tesseral
Shut down
What they do:
The open source platform for managing identity in business software
Quick facts:
HQ: San Francisco, CA, United States
Reploy
Shut down
What they do:
Instant, shareable staging environments
Quick facts:
HQ: San Francisco, CA, United States
Tusk
Shut down
What they do:
AI agent that generates unit and integration tests
Quick facts:
HQ: San Francisco, CA, United States
Flow
Shut down
What they do:
Improve your browsing experience by staying organized and intentful
Quick facts:
HQ: San Francisco, CA, United States
Pashi
Shut down
What they do:
Pashi builds software to operate and optimize production lines.
Quick facts:
HQ: San Francisco, CA, United States
FlowDeploy
Shut down
What they do:
Bioinformatics pipelines in the cloud
Quick facts:
HQ: San Francisco, CA, United States