SimpleHash
Acquired
What they do:
Multi-chain token data platform
Quick facts:
HQ: San Francisco, CA, United States
YC W22Early stage
Top Developer Tools Startups
This list has 794 startups and was last updated on Oct 15, 2026. 187 of them are hiring right now. Biggest hubs: San Francisco (441), New York (75), and London (39). Largest teams: GitLab, PagerDuty, and Algolia. Latest round: Coding Giants raised €6M (Oct 14, 2026).
Survival statistics →886 open roles →
794 startupsPage 20 of 23
Continue
Acquired
What they do:
Pioneering open-source coding agent
Quick facts:
HQ: San Francisco, CA, United States
YC S23Early stage
FileStack
Shut down
What they do:
Acquired by Xenon Ventures.We enable website developers to hook into…
Quick facts:
HQ: San Antonio, TX, United States
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
Datree
Shut down
What they do:
Datree prevents Kubernetes misconfigurations from reaching production
Quick facts:
Shuttle
Shut down
What they do:
Build Backends. Fast.
Quick facts:
HQ: London, United Kingdom
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
Mystic
Shut down
What they do:
Low latency API to run and deploy ML models
Quick facts:
HQ: Austin, TX, United States
Atla
Shut down
What they do:
The improvement engine for AI agents
Quick facts:
HQ: London, United Kingdom
Standard Cyborg
Shut down
What they do:
Buid, test and deploy perception applications
Quick facts:
HQ: San Francisco, CA, United States
Streamdal
Shut down
What they do:
Data Quality & Playback Platform
Quick facts:
HQ: Portland, OR, 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
Integration Labs
Shut down
What they do:
The Unified API for Business Financial Data
Quick facts:
Fuse
Shut down
What they do:
Unified API for financial data aggregators.
Quick facts:
HQ: New York, NY, United States
Ploomber
Shut down
What they do:
Heroku for AI
Quick facts:
HQ: New York, NY, 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
Unflow
Shut down
What they do:
The next generation CMS built for mobile apps
Quick facts:
HQ: New York, NY, United States
Enveloop
Shut down
What they do:
Design and send messages from your app with a simple API.
Quick facts:
HQ: Birmingham, AL, 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
Bridgecard
Shut down
What they do:
Card issuer for Africa
Quick facts:
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
Contrast
Shut down
What they do:
Developer Handoff - Reimagined for Storybook
Quick facts:
HQ: New York, NY, United States
LunaSec
Shut down
What they do:
An Open Source dependency security tool that is smarter than the rest
Quick facts:
HQ: Seattle, WA, United States