53 Best Open Source Startups to Watch in 2024
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Last update to the database: April 9, 2024. See changelog.
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company | score | funding | investors | employees | industries | biz model | city | contact |
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Open-source ledger for money-moving platforms. |
$6M · Series A | Hoxton Ventures, Y Combinator | 1 to 10 | Fintech, Open Source | B2B, SaaS | Paris, France | •••••••••••@formance.com | |
AI-powered products for the freight forwarding industy. |
$30M · Series B | Dynamo, Bessemer Venture Partners, Episode 1 | 51 to 200 | Open Source, Creative Tools | SaaS | London, UK | •••••••••••@raft.ai | |
Open-source vector database for AI. |
$50M · Series B | Index Ventures, ING Ventures, Zetta Venture Partners | 11 to 50 | AI, Open Source | B2B, SaaS | Amsterdam, Netherlands | •••••••••••@weaviate.io | |
AI to transform documents into usable data. |
$7M · Series A | Alven Capital, Serena | 51 to 100 | AI, Machine Learning, Data and Analytics, Business Intelligence, Open Source | B2B, SaaS | Paris, France | •••••••••••@mindee.com | |
Machine learning deployment platform. |
$20M · Series B | AlbionVC, Force Over Mass Capital, Playfair Capital | 51 to 100 | AI, Machine Learning, Data and Analytics, Business Intelligence, Open Source | B2B, SaaS | London, UK | •••••••••••@seldon.io | |
Open source deployment platform to integrate multiplayer functionality. |
$2M · Pre Seed | Sequoia Capital, Tiny VC | 1 to 10 | Open Source, Developer Tools | B2B, SaaS | London, UK | •••••••••••@partykit.io | |
Google-based Flutter framework builder. |
$1M · Pre Seed | PreSeed Ventures | 1 to 10 | Open Source | B2B, SaaS | Stockholm, Sweden | •••••••••••@serverpod.dev | |
Open source vector database paltfor for developers. |
$28M · Series A | Spark Capital, Unusual Ventures, 42CAP | 11 to 50 | Open Source, Developer Tools | B2B, SaaS | Berlin, Germany | •••••••••••@qdrant.tech | |
Open source platform for quantum computing, blockchain, AI and VR development. |
$112M · Seed | 11 to 50 | Open Source, Quantum Computing | B2B, SaaS | London, UK | •••••••••••@exohood.com | ||
Logical Clocks was founded by the team that created and continues to drive Hopsworks, a full-stack data-intensive platform for AI. |
$5M · Series A | Inventure, Industrifonden | 11 to 50 | AI, Machine Learning, Data and Analytics, Open Source | B2B, SaaS | Stockholm, Sweden | •••••••••••@logicalclocks.com | |
Open-source CMS platform. |
$4M · Seed | Index Ventures, Accel, Stride VC | 11 to 50 | Open Source, Developer Tools | B2B, SaaS | Paris, France | •••••••••••@strapi.io | |
AI-powered open source visualization infrastructure paltform. |
$3M · Pre Seed | Seedcamp | 1 to 10 | AI, Open Source, Developer Tools | B2B, SaaS | Stockholm, Sweden | •••••••••••@rerun.io | |
Speckle is open source digital infrastructure for anything designed in 3D. |
$1M · Pre Seed | Cocoa, Frontline Ventures, Foundamental | 11 to 50 | Proptech & Real Estate, Open Source | B2B, SaaS | London, UK | •••••••••••@speckle.systems | |
No-Code LLM apps developer platform. |
$500k · Seed | Y Combinator | 1 to 10 | Open Source, Developer Tools | B2B, SaaS | Dublin, Ireland | •••••••••••@flowiseai.com | |
Oopen-source full-code and low-code web development libraries. |
$1M · Pre Seed | Speedinvest, Expa, APX | 1 to 10 | Open Source, Developer Tools | B2B, SaaS | Barcelona, Spain | •••••••••••@genieframework.com | |
Carto is a platform that turns spatial data into an efficient delivery route, better behavioral marketing, and strategic store placements. |
$61M | Accel, Kibo Ventures, Earlybird Venture Capital | 101 to 250 | Data and Analytics, Business Intelligence, Open Source, Enterprise Software | B2B, SaaS | New York, United States | •••••••••••@carto.com | |
Semantic search engine for Enterprise. |
$30M · Series B | Balderton Capital, GV, Tiny VC | 11 to 50 | AI, Open Source | B2B | Berlin, Germany | •••••••••••@deepset.ai | |
open-SaaS community building platform and marketplace |
$1M · Seed | Peak Capital, Nimbus Ventures | 51 to 100 | Community & Lifestyle, Open Source, Enterprise Software | B2B, SaaS, Marketplace | Amsterdam, Netherlands | •••••••••••@getopensocial.com | |
Patchstack is a website security and monitoring platform. |
N/A | TrueSight Ventures | 1 to 10 | Cybersecurity, Privacy and Security, Open Source | B2B, SaaS, Marketplace | London, UK | •••••••••••@patchstack.com | |
Open-source vector database platform. |
$1M | New Enterprise Associates | 11 to 50 | Data and Analytics, Open Source | B2B, SaaS | Amsterdam, Netherlands | •••••••••••@semi.technology | |
Open-source data collaboration platform for developers. |
$1M · Seed | Atlantic Bridge University Fund, Enterprise Ireland, Atlantic Bridge | 1 to 10 | Open Source, Developer Tools | B2B, SaaS | Dublin, Ireland | •••••••••••@terminusdb.com | |
Open source feature management platform. |
$2M | Firstminute Capital, Frontline Ventures, nFront Ventures | 11 to 50 | Data and Analytics, Open Source, Developer Tools | B2B, SaaS | Oslo, Norway | •••••••••••@getunleash.io | |
Revolutionizing the media industry by transforming open source intelligence (OSINT). |
$6M · Pre Seed | 1 to 10 | Open Source, Creative Tools | SaaS | London, UK | •••••••••••@unstructured.media | ||
Peer-to-peer, open-source tool that promotes digital freedom, privacy, and control over data. |
$13M · Series A | Balderton Capital, Tiny VC, Script Capital | 101 to 250 | Crypto & web3, Open Source | B2C | Berlin, Germany | •••••••••••@anytype.io | |
Open source platform for BPMN workflow and DMN decision automation. |
$26M · Series A | Highland Europe, Insight Venture Partners | 251 to 500 | Open Source, Developer Tools | B2B, SaaS | Berlin, Germany | •••••••••••@camunda.com | |
Always ready to code - spin up fresh, automated dev environments for each task, in the cloud, in seconds. |
$25M | General Catalyst, Crane Venture Partners, Speedinvest | 11 to 50 | Open Source, Developer Tools, Enterprise Software | B2B, SaaS | Kiel, Germany | •••••••••••@gitpod.io | |
Yubico offers USB and wireless authentication solutions. |
$25M · Series B | A16Z, New Enterprise Associates | 101 to 250 | Hardware, Cybersecurity, Privacy and Security, Manufacturing, Open Source, Developer Tools | B2B, SaaS | Palo Alto, United States | •••••••••••@yubico.com | |
Open-source observability and product analytics platform for LLMs. |
$4M · Seed | Lightspeed Venture Partners, La Famiglia VC, Y Combinator | 1 to 50 | AI, Open Source | B2B, SaaS | Berlin, Germany | •••••••••••@langfuse.com | |
Open-source security platform for companies. |
$1M · Pre Seed | Sequoia Capital, Essence VC | 1 to 10 | Cybersecurity, Open Source | B2B, SaaS | Aarhus, Denmark | •••••••••••@coana.tech | |
Personnel administration, contract management and GDPR management platform for small and medium-sized companies. |
$838k · Pre Seed | RunwayFBU, Arkwright X, Idekapital | 1 to 10 | Open Source | B2B, SaaS, Freemium | Oslo, Norway | •••••••••••@adminkit.no | |
Cloud-based open source data platform. |
$1M · Seed | Atomico, Eurazeo, Earlybird Venture Capital | 251 to 500 | Open Source, Cloud | SaaS | Helsinki, Finland | •••••••••••@aiven.io | |
Open-source backend-as-a-service (BaaS) platform. |
$2M · Pre Seed | byFounders, NP-Hard Ventures | 1 to 10 | Open Source, Developer Tools | B2B | Aarhus, Denmark | •••••••••••@nuntio.io | |
Open-source application platform for Kubernetes. |
$2M · Pre Seed | Tiny VC, byFounders | 1 to 10 | Open Source, Developer Tools | B2B, SaaS | Aarhus, Denmark | •••••••••••@rig.dev | |
Entando is an open-source software company providing an application composition platform for building applications on Kubernetes. |
$3M | United Ventures | 51 to 100 | Media and Entertainement, Open Source, Developer Tools, Enterprise Software, Future of Work, Creative Tools | B2B, SaaS | San Diego, United States | •••••••••••@entando.com | |
Shopware builds the Exceptional with the leading Open Commerce Platform. |
$100M | 251 to 500 | Ecommerce, Open Source | B2B, SaaS | , | •••••••••••@shopware.com | ||
Open-source platform for AI models training. |
$3M · Pre Seed | Betaworks, Felicis Ventures, Y Combinator | 11 to 50 | Machine Learning, Open Source | B2B, SaaS | Hamburg, Germany | •••••••••••@flower.dev | |
Open source e-commerce platform. |
$2M · Seed | Cherry Ventures, Target Global, TQ Ventures | 11 to 50 | Ecommerce, Open Source | B2B, SaaS | Wroclaw, Poland | •••••••••••@saleor.io | |
Decentralized finance platform. |
$2M | Greenfield | 51 to 100 | Crypto & web3, Open Source | B2B, SaaS | , | •••••••••••@1inch.io | |
Open source accounting platform for SMEs. |
$100k · Pre Seed | Teknogirişim GSYF | 11 to 50 | Business Intelligence, Open Source | B2B, SaaS | Istanbul, Turkey | •••••••••••@akaunting.com | |
ArangoDB is an open-source database that offers a flexible data model for documents, graphs, and key values. |
$10M | 11 to 50 | Data and Analytics, Open Source, Developer Tools, Enterprise Software | B2B, SaaS | San Mateo, Spain | •••••••••••@arangodb.com | ||
Lightdash turns a dbt project into a full-stack BI platform. |
$125k · Pre Seed | Accel, Moonfire Ventures, Y Combinator | 1 to 10 | Data and Analytics, Business Intelligence, Open Source | B2B, SaaS | San Francisco, United States | •••••••••••@lightdash.com | |
Openbravo is an open source independent software vendor providing business management applications. |
$1M | Amadeus Capital, Adara Ventures | 51 to 100 | Foodtech, Community & Lifestyle, Open Source, Enterprise Software | B2B, SaaS | Pamplona, Spain | •••••••••••@openbravo.com | |
OpenReplay is an open-source, self-hostable, and developer-friendly session replay stack. |
$1M | Kima Ventures, Y Combinator, Runa Capital | 11 to 50 | Manufacturing, Open Source, Developer Tools | B2B, SaaS | New York, United States | •••••••••••@openreplay.com | |
Award winning open-source software platform which delivers business value through seamless data and customer experience management. |
$12M · Series B | 51 to 100 | Ecommerce, Open Source | B2B, SaaS | Salzburg, Austria | •••••••••••@pimcore.com | ||
QuestDB is an open-source SQL database designed to process time-series data, faster. |
$120k · Pre Seed | Kima Ventures, Seedcamp, 7percent Ventures | 1 to 10 | Data and Analytics, Internet of Things, Open Source, Developer Tools | B2B, SaaS | San Francisco, United States | •••••••••••@questdb.io | |
CrowdSec is a participative IPS, using local IP behavior and community-driven IP reputation to protect Internet-exposed assets. |
$1M · Seed | Breega Capital, Supernova Invest | 11 to 50 | Cybersecurity, Privacy and Security, Open Source, Developer Tools | B2B, SaaS | , | •••••••••••@crowdsec.net | |
Enabling Data Insights at Scale |
N/A | Molten Ventures | 51 to 100 | AI, Machine Learning, Data and Analytics, Internet of Things, Open Source, Developer Tools, Cloud | B2B, SaaS | Redwood City, United States | •••••••••••@crate.io | |
Robocorp is a cloud platform for robotic process automation (RPA) and open source RPA tools. |
N/A | Firstminute Capital | 11 to 50 | Open Source, Developer Tools | B2B, SaaS | San Francisco, United States | •••••••••••@robocorp.com | |
Open source password manager for teams |
$525k · Seed | 101 to 250 | Privacy and Security, Open Source, Service Industry | B2B, SaaS | Luxembourg, Luxembourg | •••••••••••@passbolt.com | ||
Immerok is building a fully managed Apache Flink cloud service for real-time stream processing applications at scale. |
N/A | TEV Ventures, 468 Capital | 11 to 50 | Open Source, Developer Tools, Cloud | B2B, SaaS | , | •••••••••••@immerok.io | |
Reactive Data Processing Company |
$253k · Pre Seed | 11 to 50 | Open Source, Developer Tools, Cloud, IT Management | B2B, SaaS | , | •••••••••••@scramjet.org | ||
NocoDB is an open-source nocode database that instantly provides spreadsheets over databases. |
N/A | 1 to 10 | Crypto & web3, Open Source, Developer Tools | B2B, SaaS | San Francisco, United States | •••••••••••@nocodb.com | ||
Data load tool building platform. |
N/A | 11 to 50 | Data and Analytics, Open Source | B2B, SaaS | Berlin, Germany | •••••••••••@dlthub.com |
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