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Top Open Source Companies

185 Open Source companies, sorted by total funding raised.

185

Companies

Indexed tracks 185 Open Source companies.

Snyk

Developer security platform that helps organizations find and fix vulnerabilities in custom code,...

Boston, United States1001–5000Cybersecurity, Developer Tools
Series G+·$1.7B·Dec 2022
ClickHouse

ClickHouse is an open-source column-oriented database management system that focuses on real-time...

San Francisco, United States201–500Analytics, Cloud
Series D·$1.1B·Jan 2026
Supabase

Build in a weekend. Scale to billions.

San Francisco, United States51–200Cloud, Data & Analytics
Series F·$998.0M·Jun 2026
ConvoyClosed

Webhooks Gateway for outgoing and incoming webhooks.

Seattle, United States1–10Developer Tools, Open Source
Series E·$825.5M·Apr 2022
Sysdig

Sysdig delivers cloud security the right way with open innovation, agentic AI, and the uncompromi...

San Francisco, United States201–500Cloud, Cybersecurity
Series G+·$716.5M·Dec 2021
Chainguard

Chainguard is the safe source for open source.

Kirkland, United States201–500Cybersecurity, software supply chain
Series D·$612.0M·Apr 2025
Docker

Software development platform.

Palo Alto, United States201–500DevOps, Open Source
Series C·$525.9M·Mar 2022
Aiven

Open source cloud data platform providing managed services for databases and streaming technologi...

Helsinki, Finland501–1000Cloud, Data & Analytics
Series D·$429.0M·May 2022
n8n

n8n is a free low-code workflow automation tool.

Berlin, Germany201–500Workflow Automation, Developer Tools
Venture Round·$417.5M·May 2026
GitLabIPO

A complete DevOps platform delivered as a single application.

San Francisco, United States1001–5000Cybersecurity, Developer Tools
Series E·$409.5M·Sep 2019
Protocol Labs

Protocol Labs makes internet protocols: IPFS, Filecoin, and more.

Palo Alto, United States51–200Open Source, Crypto & Web3
Series D·$353.8M·Aug 2017
HashiCorpAcquired

HashiCorp empowers organizations to automate and secure multi-cloud & hybrid environments. The co...

San Francisco, United States1001–5000Cloud, DevOps
Series E·$349.0M·Mar 2020
Airbyte

Open Data Movement Platform

San Francisco, United States51–200Data & Analytics, Developer Tools
Series B·$181.2M·Dec 2021
PostHog

The single platform to analyze, test, observe, and deploy new features

San Francisco, United States51–200Open Source, Analytics
Series E·$175.0M·Sep 2025
InfluxData

The platform for building and operating time series applications.

San Francisco, United States201–500Analytics, Data & Analytics
Series E·$170.1M·Feb 2023
Apollo

Apollo helps engineering teams accelerate delivery

San Francisco, United States51–200Developer Tools, Open Source
Series D·$152.0M·Aug 2021
SonatypeAcquired

Leader in component lifecycle management technologies, intelligent tools and information services

Fulton, United States501–1000Cybersecurity, Developer Tools
Series E·$150.9M·Sep 2018
Mend

Application security platform (formerly WhiteSource) that helps developers manage open-source com...

Tel Aviv, Israel201–500Application Security, Developer Tools
Series D·$121.0M·Apr 2021
Voltron Data

Data infrastructure company building composable data systems and GPU-accelerated query engines, m...

Mountain View, United States51–200Artificial Intelligence, Infrastructure
Series A·$110.0M·Feb 2022
PlanetScale

PlanetScale was founded in 2018 by the creators of Vitess - an open source project born at Youtub...

San Francisco, United States51–200Infrastructure, Databases
Series C·$102.0M·Nov 2021
Twenty

Open Source CRM

San Francisco, United States1–10CRM, Open Source
Series B·$100.0M·Jun 2026
Embrace

Modern mobile observability built on OpenTelemetry

Los Angeles, United States51–200Developer Tools, Open Source
Growth Equity·$77.0M·Jul 2023
TideliftAcquired

Provides commercial support and managed assurance for open-source components, helping organizatio...

Boston, United States11–50Open Source, security
Series C·$73.5M·Sep 2022
XMTP Labs

XMTP Labs builds open-source infrastructure for secure, decentralized messaging between wallets a...

San Francisco, United States11–50Crypto & Web3, Developer Tools
Series B·$71.0M·Aug 2025
Daily

Conversational Voice and Multimodal AI built with Open Source

San Francisco, United States51–200AI Assistant, Artificial Intelligence
Series B·$62.1M·Nov 2021

Frequently Asked Questions

How many Open Source companies are tracked on Indexed?

Indexed tracks 185 Open Source companies, sorted by total funding raised.

Who are the top investors in Open Source?

Leading investors active in Open Source include Runa Capital, Essence Venture Capital, Twenty Two Ventures.

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