GitLab
Public
What they do:
A complete DevOps platform delivered as a single application.
Quick facts:
HQ: San Francisco, CA, United States
Top Open Source Startups
This list has 177 startups and was last updated on Oct 15, 2026. 42 of them are hiring right now. Biggest hubs: San Francisco (96), New York (15), and London (10). Largest teams: GitLab, InfluxData, and Docker. Latest round: Supabase raised $150M (Oct 2, 2026).
177 startupsPage 1 of 5
InfluxData
Hiring
What they do:
The platform for building and operating time series applications.
Quick facts:
HQ: New York, NY, United States
Apollo
Hiring
What they do:
Apollo helps engineering teams accelerate delivery
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Build in a weekend. Scale to millions.
Quick facts:
HQ: San Francisco, CA, United States
Funding:
$150M · Oct 2026
What they do:
Software development platform.
Quick facts:
HQ: San Francisco, CA, United States
PostHog
Hiring
What they do:
The single platform to analyze, test, observe, and deploy new features
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Protocol Labs makes internet protocols: IPFS, Filecoin, and more.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Conversational Voice and Multimodal AI built with Open Source
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Secure Collaboration for Technical Teams
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HQ: San Francisco, CA, United States
What they do:
Frontend Platform for eCommerce
Quick facts:
What they do:
Context layer for production-grade AI agents
Quick facts:
HQ: San Francisco, CA, United States
Infisical
Hiring
What they do:
Unified platform for secrets, certs, and privileged access management
Quick facts:
HQ: San Francisco, CA, United States
GrowthBook
Hiring
What they do:
Open source feature flagging and A/B testing
Quick facts:
HQ: San Francisco, CA, United States
SigNoz
Hiring
What they do:
Open source alternative to DataDog
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Connect, Unify, Respond to any data, anywhere with human-level…
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HQ: San Francisco, CA, United States
Formance
Hiring
What they do:
Open Source Infrastructure for the Financial Internet
Quick facts:
authzed
Hiring
What they do:
Authorization Infrastructure securing AI at OpenAI, Zoom, & more
Quick facts:
HQ: New York, NY, United States
Okteto
Hiring
What they do:
Cloud Development Environments with one click
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Open-source, serverless vectordb for production-scale generative AI
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Observability and Governance for AI-Generated Python scripts.
Quick facts:
HQ: Campinas, Brazil
Lago
Hiring
What they do:
The AI Native Billing Platform
Quick facts:
HQ: San Francisco, CA, United States
Infracost
Hiring
What they do:
Shift FinOps Left: Proactively Find & Fix Cloud Cost Issues
Quick facts:
HQ: Remote
What they do:
The Javascript framework for building AI agents, from the Gatsby devs
Quick facts:
HQ: San Francisco, CA, United States
Lightdash
Hiring
What they do:
The open source Looker alternative
Quick facts:
HQ: London, United Kingdom
Medplum
Hiring
What they do:
API first electronic health record (EHR) that is open source
Quick facts:
HQ: San Francisco, CA, United States
LiteLLM
Hiring
What they do:
Call every LLM API like it's OpenAI [100+ LLMs]
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HQ: San Francisco, CA, United States
What they do:
The open source AI coding agent
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Activeloop
Hiring
What they do:
Database for AI
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HQ: San Francisco, CA, United States
What they do:
Self-Service Data Prep and Blend Built for Data Teams.
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HQ: Kraków, Poland
What they do:
The open-source document editor for humans and AI agents.
Quick facts:
What they do:
Icons and social logos for your website.
Quick facts:
HQ: Bentonville, AR, United States
Svix
Hiring
What they do:
Enterprise ready webhooks service, open-source and in the cloud
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Build and deploy fully‑managed AI agents and workflows
Quick facts:
HQ: London, United Kingdom
Unsloth AI
Hiring
What they do:
Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.
Quick facts:
HQ: San Francisco, CA, United States
Wasmer
Hiring
What they do:
The Operating System for Edge Computing
Quick facts:
HQ: San Francisco, CA, United States
Twenty
Hiring
What they do:
Open Source CRM
Quick facts:
Questions and answers
How many startups are on this list?
There are 177 startups on this list, last updated on Oct 15, 2026.
Which of them are hiring?
42 of them are hiring right now, including InfluxData, Apollo, and PostHog.
Which of them have the largest teams?
By team size: GitLab (2,000 employees), InfluxData (210 employees), and Docker (201 employees).
Which of them raised money recently?
Latest rounds: Supabase — $150M (Oct 2026).
Where are they based?
The biggest hubs are San Francisco (96), New York (15), and London (10).