Lunatic
Shut down
What they do:
Operating System for server-side apps
Quick facts:
HQ: Vienna, Austria
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 22 of 23
Moving Parts
Shut down
What they do:
Delightful components for iOS.
Quick facts:
Dittofeed
Shut down
What they do:
Open-source customer engagement & messaging automation
Quick facts:
HQ: Los Angeles, CA, United States
ilumadata
Shut down
What they do:
Confidently ship analytics code faster with fewer errors
Quick facts:
HQ: London, United Kingdom
BricksAI
Shut down
What they do:
Streamlining LLM application management for enterprises
Quick facts:
HQ: San Francisco, CA, United States
Lotus
Shut down
What they do:
Open-Core Pricing and Billing Engine
Quick facts:
HQ: New York, NY, United States
Indexical
Shut down
What they do:
AI-powered data extraction engine
Quick facts:
HQ: San Francisco, CA, United States
Cakework
Shut down
What they do:
API that adds cloud hosting to any developer platform
Quick facts:
HQ: Seattle, WA, United States
Magicflow 𐂂
Shut down
What they do:
The Gen AI evaluation and curation platform
Quick facts:
Defer
Shut down
What they do:
Zero infrastructure background processing platform.
Quick facts:
CodeParrot AI
Shut down
What they do:
Helps Developers build stunning UI Lightning Fast ⚡️
Quick facts:
moonrepo
Shut down
What they do:
Open source build tool for monorepos and large codebases
Quick facts:
HQ: Portland, OR, United States
Briefer
Shut down
What they do:
The collaborative data platform.
Quick facts:
Vango AI
Shut down
What they do:
Development platform that makes it 10x easier to improve visual models
Quick facts:
HQ: San Francisco, CA, United States
Toolify
Shut down
What they do:
Build internal tools with AI
Quick facts:
Preloop
Shut down
What they do:
Translate your experimental scripts into production ML services
Quick facts:
HQ: Seattle, WA, United States
Gait
Shut down
What they do:
Building Dev Infra for AI Software Engineers
Quick facts:
HQ: San Francisco, CA, United States
Sublingual
Shut down
What they do:
Daily productivity tracker
Quick facts:
HQ: San Francisco, CA, United States
Coasts
Shut down
What they do:
Localhost service isolation and orchestration for git worktrees
Quick facts:
Mendral
Shut down
What they do:
AI DevOps Engineer
Quick facts:
HQ: San Francisco, CA, United States
Scout
Shut down
What they do:
Dead simple CI/CD for ML teams
Quick facts:
HQ: San Francisco, CA, United States
Metamanagement
Shut down
What they do:
We help SaaS companies deploy into their customer's environment.
Quick facts:
HQ: San Francisco, CA, United States
Scratch Data
Shut down
What they do:
Analytics for builders. Record and query billions of datapoints with…
Quick facts:
HQ: New York, NY, United States
Sendo
Shut down
What they do:
The best SMS/RCS API for startups
Quick facts:
HQ: New York, NY, United States
SensorSurf
Shut down
What they do:
Resolve PR check failures instantly with AI
Quick facts:
HQ: San Francisco, CA, United States
Celest
Shut down
What they do:
The Vercel of Flutter
Quick facts:
HQ: San Francisco, CA, United States
Brace
Shut down
What they do:
Backlift allows front-end only developers to build entire websites…
Quick facts:
HQ: San Francisco, CA, United States
YC W12Early stage
SolidStage
Shut down
What they do:
Sysadmin as a service. We make deploying, configuring, monitoring,…
Quick facts:
YC W12Early stage
Proxino
Shut down
What they do:
Javascript proxy.
Quick facts:
HQ: San Francisco, CA, United States
YC S11Early stage
Appcubator
Shut down
What they do:
The easiest way to prototype web applications.
Quick facts:
HQ: San Francisco, CA, United States
YC W13Early stage
Haiku
Shut down
What they do:
Collaboration tools for software companies
Quick facts:
HQ: San Francisco, CA, United States
Mipos.dev
Shut down
What they do:
Api that let you connect all the restaurant tech services in Latam
Quick facts:
HQ: Mexico City, Mexico
YC S19Early stage
Carbon-12 Labs
Shut down
What they do:
A Global Payouts API for Startups
Quick facts:
YC W20Early stage
Openbase
Shut down
What they do:
Open-source library discovery
Quick facts:
HQ: San Francisco, CA, United States
Reframe
Shut down
What they do:
Model and visualize codebase architecture
Quick facts:
YC W20Early stage
Kable
Shut down
What they do:
Usage-based billing for API companies
Quick facts:
HQ: Los Angeles, CA, United States