All Industries

Top Open Source Companies

185 Open Source companies, sorted by total funding raised.

Activepieces

Open-source, AI-first and no-code business automation tool

San Francisco, United States1–10Artificial Intelligence, Open Source
Seed·$2.1M·Apr 2023
Artillery

Modern testing platform for DevOps & SRE

Limerick, Ireland1–10DevOps, Developer Tools
Seed·$2.0M·Jan 2022
Chatwoot

Open-source customer engagement suite, alternative to Intercom

San Francisco, United States1–10Open Source
Seed·$1.6M·Aug 2021
LunaSecClosed

An Open Source dependency security tool that is smarter than the rest

Seattle, United States1–10Automation and Response (SOAR), Cybersecurity
Seed·$1.6M
KeyDBAcquired

The only database you'll ever need

Toronto, Canada1–10Databases, Open Source
Seed·$1.4M·Apr 2021
Evidently AI

Open-source monitoring for machine learning models

San Francisco, United States1–10Developer Tools, Artificial Intelligence
Seed·$1.1M·Jul 2022
GraiClosed

Open source version control for metadata

San Francisco, United States1–10Analytics, Data & Analytics
Equity Crowdfunding·$1.1M·May 2023
Font Awesome

Icons and social logos for your website.

Bentonville, United States11–50Design Tools, Developer Tools
Equity Crowdfunding·$1.1M·Jan 2016
SST

Build modern full-stack applications on your own infrastructure

Toronto, Canada1–10Developer Tools, Open Source
Seed·$1.0M·Jul 2021
WarrantAcquired

Authorization and access control as a service.

Los Angeles, United States1–10Developer Tools, Open Source
Pre-seed·$720K·Jan 2022
Firezone

Easiest, most secure way to set up Zero Trust Access for your team

Mountain View, United States1–10Cybersecurity, Open Source
Seed·$625K·Jan 2022
Matano

Cloud Native SIEM (alternative to Splunk/Elastic)

Seattle, United States1–10Analytics, Cybersecurity
Seed·$625K
DAGWorks Inc.Acquired

Open source tools & services for reliable AI Agents & AI Applications

San Francisco, United States1–10AI Operations, Artificial Intelligence
Pre-seed·$500K·Apr 2023
FlowiseAIAcquired

Open source Low-Code LLM development platform

1–10Artificial Intelligence, Developer Tools
Pre-seed·$500K·Sep 2023
Freestyle

Build exceptional infrastructure with just JavaScript.

San Francisco, United States1–10Cloud, Developer Tools
Pre-seed·$500K·Aug 2024
Glasskube

Software Distribution Platform for On-Prem, Kubernetes, Docker & BYOC

Vienna, Austria1–10DevOps, Developer Tools
Seed·$500K·Jun 2024
Khoj

The open-source AI assistant for your digital brain.

San Francisco, United States1–10AI Assistant, Generative AI
Seed·$500K·Jan 2023
Lamin

Open data platform for biology

Munich, Germany1–10Biotech, Data & Analytics
Seed·$500K
Onlook

Cursor for Designers

San Francisco, United States1–10Artificial Intelligence, Design Tools
Seed·$500K·Jan 2025
OpenIntAcquired

Open Source Embedded Product Integrations

1–10Artificial Intelligence, Developer Tools
Seed·$500K·Jan 2021
Opslane

AI SRE to speed up incident response

San Francisco, United States1–10Artificial Intelligence, DevOps
Seed·$500K·Sep 2024
Pretzel AI

Open-source & AI-native replacement for Jupyter Notebooks

Berlin, Germany1–10Analytics, Artificial Intelligence
Seed·$500K·Jan 2024
Ragas

Building the open source standard for evaluating LLM Applications

San Francisco, United States1–10Artificial Intelligence, Developer Tools
Seed·$500K·Jun 2024
Random Labs

Random labs is building fully open source software agents

San Francisco, United StatesAI Assistant, Artificial Intelligence
Pre-seed·$500K·Jan 2024
RecipeUI

The open source Postman alternative.

New York, United States1–10Developer Tools, Open Source
Seed·$500K·Aug 2023