29 Best Open Source Startups to Watch in 2023

29 Open Source Startups to Watch (and Work for) in 2023

Open Source's tech sector is booming. This year’s list of the best 29 Open Source tech startups is an eclectic mix of hyper-growth scaleups, small creative startups and everything in between.

Curated by @gonsanchezs

Open Source 10+ employees Fast-growing

The last update was made on March 15, 2023.


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Carto

Carto is a platform that turns spatial data into an efficient delivery route, better behavioral marketing, and strategic store placements.

New York   101 to 250   $92 Million   $61 Million  

Earlybird Venture Capital   Accel   Insight Venture Partners   Kibo Ventures  

B2B   SAAS  

Seldon

Seldon is a machine learning deployment platform.

London   1 to 10   $14 Million   $3.5 Million  

AlbionVC   Force Over Mass Capital   Playfair Capital   Amadeus Capital   Cambridge Innovation Capital  

B2B   SAAS  

Yubico

Yubico offers USB and wireless authentication solutions.

Palo Alto   101 to 250   $88 Million   $25 Million  

A16Z   New Enterprise Associates  

B2B   SAAS  

Gitpod

Always ready to code - spin up fresh, automated dev environments for each task, in the cloud, in seconds.

Kiel   11 to 50   $41 Million   $3 Million  

General Catalyst   Speedinvest   Crane Venture Partners  

B2B   SAAS  

Rerun

Rerun builds open source visualization infrastructure for computer vision and robotics.

Stockholm   1 to 10   $3.4 Million   $3.2 Million  

Seedcamp  

B2B   SAAS  

Raito

Data Access Management for the Modern Data Team

Brussels   11 to 50   $4 Million   $3.9 Million  

Dawn Capital   Crane Venture Partners  

B2B   SAAS  

Mindee

Mindee transforms documents into usable data.

Paris   11 to 50   $16 Million   $2.3 Million  

Alven Capital   Serena  

B2B   SAAS  

Logical Clocks

Logical Clocks was founded by the team that created and continues to drive Hopsworks, a full-stack data-intensive platform for AI.

Stockholm   11 to 50   $7.3 Million   $5.8 Million  

Inventure   Industrifonden  

B2B   SAAS  

Speckle

Speckle is open source digital infrastructure for anything designed in 3D.

London   11 to 50   $6.5 Million   $1 Million  

Frontline Ventures   Foundamental   Cocoa VC  

B2B   SAAS  

Formance

Formance is an Open, modular foundation for unique payments flows.

Paris   1 to 10   $3.2 Million   $130 Thousand  

Hoxton Ventures   Y Combinator  

B2B   SAAS  

Shopware

Shopware builds the Exceptional with the leading Open Commerce Platform.

  251 to 500   $100 Million   $100 Million  

B2B   SAAS  

Open Social

open-SaaS community building platform and marketplace

Amsterdam   51 to 100   $1.6 Million   $1.4 Million  

Peak Capital   Nimbus Ventures  

B2B   SAAS   MARKETPLACE  

Pimcore

Award winning open-source software platform which delivers business value through seamless data and customer experience management.

Salzburg   51 to 100   $16 Million   $12 Million  

B2B   SAAS  

ArangoDB

ArangoDB is an open-source database that offers a flexible data model for documents, graphs, and key values.

San Mateo   11 to 50   $47 Million   $10 Million  

B2B   SAAS  

QuestDB

QuestDB is an open-source SQL database designed to process time-series data, faster.

San Francisco   1 to 10   $14 Million   $120 Thousand  

Kima Ventures   Seedcamp   Y Combinator   7percent Ventures   468 Capital   Episode 1  

B2B   SAAS  

OpenReplay

OpenReplay is an open-source, self-hostable, and developer-friendly session replay stack.

New York   11 to 50   $6.2 Million   $1 Million  

Kima Ventures   Y Combinator   468 Capital   Runa Capital  

B2B   SAAS  

Lightdash

Lightdash turns a dbt project into a full-stack BI platform.

San Francisco   1 to 10   $11 Million   $130 Thousand  

Accel   Moonfire Ventures   Y Combinator  

B2B   SAAS  

1inch

1inch Limited builds decentralized protocols and contributes to the development of the 1inch Network.

  51 to 100   $190 Million   $2.8 Million  

Greenfield  

B2B  

Patchstack

Patchstack is a website security and monitoring platform.

London   1 to 10   $0  

TrueSight Ventures  

B2B   SAAS   MARKETPLACE  

Deepset

Next-level semantic search for enterprises fueled by latest NLP and open-source

Berlin   11 to 50   $16 Million   $1.6 Million  

GV   Tiny VC   Lunar Ventures  

B2B   SAAS  

Crate.IO

Enabling Data Insights at Scale

Redwood City   51 to 100   $35 Million  

Molten Ventures  

B2B   SAAS  

Entando

Entando is an open-source software company providing an application composition platform for building applications on Kubernetes.

San Diego   51 to 100   $14 Million   $3.3 Million  

United Ventures  

B2B   SAAS  

RoboCorp

Robocorp is a cloud platform for robotic process automation (RPA) and open source RPA tools.

San Francisco   11 to 50   $33 Million  

Firstminute Capital  

B2B   SAAS  

CrowdSec

CrowdSec is a participative IPS, using local IP behavior and community-driven IP reputation to protect Internet-exposed assets.

  11 to 50   $23 Million   $1.8 Million  

Breega Capital   Supernova Invest  

B2B   SAAS  

Openbravo

Openbravo is an open source independent software vendor providing business management applications.

Pamplona   51 to 100   $18 Million   $1.6 Million  

Adara Ventures   Amadeus Capital  

B2B   SAAS  

Immerok

Immerok is building a fully managed Apache Flink cloud service for real-time stream processing applications at scale.

  11 to 50   $17 Million  

Cusp Capital   468 Capital  

B2B   SAAS  

NocoDB

NocoDB is an open-source nocode database that instantly provides spreadsheets over databases.

San Francisco   1 to 10   $11 Million  

B2B   SAAS  

Passbolt

Open source password manager for teams

Luxembourg   101 to 250   $720 Thousand   $530 Thousand  

B2B   SAAS  

Scramjet

Reactive Data Processing Company

  11 to 50   $1.5 Million   $250 Thousand  

B2B   SAAS  

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