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The open source ecosystem is a global field with companies attracting large investments. For example, Paris based Mistral AI has secured €2.8B in funding since its founding in 2023.
Beyond artificial intelligence, companies are building foundational tools for security, analytics, and infrastructure.
Below is our list of 63 Open Source startups worth keeping an eye on.
Everything you need to raise funding for your startup, including 3,500+ investors, 7 tools, 18 templates and 3 learning resources.
Buy It For $97 $297 →Information about the industries, countries, and cities they generally invest in.
Get the Sheet for $50Information about their valuation, HQ's location, founded year, name of founders, funding amount and number of employees.
Get the Sheet for $50List of startup investors in the BioTech, Health, and Medicine industries, along with their Twitter, LinkedIn, and email addresses.
Get the Sheet for $50List of 250 startup investors in the AI and Machine Learning industries, along with their Twitter, LinkedIn, and email addresses.
Get the Sheet for $50List of 250 startup investors in the FinTech and Finance industries, along with their Twitter, LinkedIn, and email addresses.
Get the Sheet for $50Mistral AI creates powerful large language models, offering both open-source and commercial versions for developers and enterprises. The team is focused on building efficient and customizable AI solutions that can be deployed across various applications.
Auterion develops an open-source operating system that powers enterprise drone fleets and other autonomous robots. Their software creates a unified standard, enabling different drones, payloads, and applications to work together within a single ecosystem.
Chainguard creates minimalist, secure container base images designed to reduce vulnerabilities in the software supply chain. Their platform helps developers build and run applications with a focus on security from the initial code to final production.
Temporal Technologies develops an open-source platform that gives developers the tools to build highly scalable and reliable applications. The platform simplifies complex workflows by managing state and orchestrating services, allowing engineering teams to focus on business logic instead of infrastructure.
Together AI offers a cloud platform that gives developers the tools to build and run open-source generative AI. Their infrastructure is designed for training, fine-tuning, and deploying models at scale.
Grafana Labs builds an open-source observability platform that helps teams visualize and analyze their metrics, logs, and traces. They are the creators of the popular Grafana software, which is widely used for building interactive monitoring dashboards.
Kong develops a cloud-native API platform designed to connect, secure, and manage APIs and microservices across any environment. Their tools help developers accelerate the delivery of modern applications while ensuring performance and security at scale.
Redis offers a real-time data platform that powers fast, scalable applications through its open-source, in-memory data store. The technology is widely used for high-performance caching, message brokering, and as a primary database due to its speed and low latency.
Odoo provides an all-in-one suite of open-source business applications for functions including CRM, e-commerce, accounting, and manufacturing. Their integrated approach allows companies to manage all core operations from a single platform, eliminating the need for separate software tools.
PostHog offers an open source, all-in-one platform that includes product analytics, session replays, and feature flags. Their developer-focused toolset helps teams understand user behavior and measure the impact of new features.
Our top picks are just a small slice of what’s happening in open source. Many other founders are building new tools, with a lot of the energy focused on AI and data analytics.
Together, these companies have raised over $5 billion and represent everything from brand new startups to established players. Here’s a look at the other startups contributing to the open source community.
| Startup | Main Industry | Year Founded | Amount Raised | Last Funding Round |
|---|---|---|---|---|
| Analytics | 2017 | $414M | Venture Round | |
| Analytics | 2012 | $233M | Series C | |
| Mobility | 2015 | $457.8M | Debt Financing | |
| Analytics | 2020 | $181.2M | Series B | |
| Data | 2021 | $26M | Series A | |
| Security | 2008 | $457M | Series B | |
| Cloud | 2013 | $729.5M | Series G | |
| AI | 2023 | $70M | Series A | |
| Analytics | 2020 | $21.6M | Series A | |
| Analytics | 2017 | $113M | Series B | |
| Data | 2014 | $126.3M | Series B | |
| Media | 2023 | $2.9M | Seed | |
| Infrastructure | 2017 | $54.4M | Seed | |
| AI | 2016 | $395.2M | Venture Round | |
| Infrastructure | 2022 | $10M | Seed | |
| Analytics | 2018 | $140.5M | Series B | |
| AI | 2016 | $129.5M | Venture Round | |
| AI | 2024 | $32M | Series A | |
| Infrastructure | 2022 | $12.5M | Seed | |
| Cloud | 1999 | $240M | Debt Financing | |
| Analytics | 2016 | $77M | Venture Round | |
| AI | 2019 | $259M | Series C | |
| AI | 2010 | $342.6M | Venture Round | |
| Retail | 2008 | $100M | Venture Round | |
| SaaS | 2000 | $138.2M | Private Equity | |
| AI | 2019 | $67.7M | Series B | |
| Security | 2016 | $53M | Series B | |
| AI | 2022 | $65M | Series B | |
| Infrastructure | 2016 | $152M | Venture Round | |
| Analytics | 2013 | $96.3M | Series D | |
| Security | 2022 | $188M | Series B | |
| AI | 2019 | $57.8M | Series B | |
| Analytics | 2007 | $209M | Series F | |
| Infrastructure | 2012 | $27M | Series C | |
| Analytics | 2015 | $73M | Series C | |
| Data | 2019 | $29.7M | Series A | |
| Enterprise | 2005 | $133.5M | Series E | |
| AI | 2022 | $30M | Series A | |
| Media | 2022 | $78M | Series B | |
| Cloud | 2015 | $187.3M | Series D | |
| Data | 2021 | $11M | Seed | |
| Crypto | 2021 | $5.7M | Seed | |
| Infrastructure | 2021 | $9M | Seed | |
| AI | 2022 | €8M | Seed | |
| Education | 2002 | $7.4M | Venture Round | |
| Infrastructure | 2019 | €10.5M | Seed | |
| Enterprise | 2022 | €2.1M | Pre-Seed | |
| Analytics | 2021 | $4M | — | |
| Analytics | 2021 | $1.2M | Pre-Seed | |
| Analytics | 2015 | $6M | Series A | |
| Enterprise | 2021 | CN¥100M | Seed | |
| SaaS | 2018 | €1.2M | Pre-Seed | |
| Cloud | 2011 | €15.2M | Series B |
