All Industries

Top Open Source Companies

179 Open Source companies, sorted by total funding raised.

OpenIntAcquired

Open Source Embedded Product Integrations

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

Building the open source standard for evaluating LLM Applications

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

Open-source Durable Objects

San Francisco, United States1–10Gaming, Infrastructure
Seed·$500K
Opslane

AI SRE to speed up incident response

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

Continuous prompt optimization for LLMs from DSPy core contributors

San Francisco, United States1–10Artificial Intelligence, Generative AI
Pre-seed·$500K·Sep 2024
FlowiseAIAcquired

Open source Low-Code LLM development platform

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

Open-source & AI-native replacement for Jupyter Notebooks

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

automated data transformation for APIs and CSVs

San Francisco, United States1–10Artificial Intelligence, Developer Tools
Pre-seed·$500K·Feb 2025
Onlook

Cursor for Designers

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

Build data apps with AI

San Francisco, United States1–10Analytics, Artificial Intelligence
Seed·$500K
Revideo

Create Videos with Code

Berlin, Germany1–10Developer Tools, Open Source
Seed·$500K·Jul 2023
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
Windmill

Open-source platform to turn scripts into internal apps & workflows

Paris, France1–10Developer Tools, Open Source
Seed·$500K·Jan 2023
Wasmer

The Operating System for Edge Computing

San Francisco, United States11–50Developer Tools, Open Source
Seed·$150K·Jan 2019
Data MechanicsAcquired

Spark-on-Kubernetes Data Engineering Platform

Paris, France11–50Data & Analytics, Open Source
Seed·$150K·Jun 2019
Pipekit

Pipekit scales data & CI pipelines for enterprises

1–10Data & Analytics, DevOps
Seed·$125K·Sep 2021
PyroscopeAcquired

Open source continuous profiling software to debug performance issues

Oakland, United States1–10Developer Tools, Open Source
Seed·$125K·Jul 2021
Laudspeaker

Open source mobile marketing platform. Alternative to appcues /…

Mountain View, United States1–10SaaS, Open Source
Venture Unknown·$125K
RequestlyAcquired

Open-Source Postman alternative

San Francisco, United States11–50Developer Tools, Open Source
Angel·$125K·Mar 2022
SuperTokens

Open source alternative to Auth0 / AWS Cognito / Firebase Auth

San Francisco, United States1–10Developer Tools, Open Source
Seed·$125K·Aug 2020
Standard CyborgClosed

Buid, test and deploy perception applications

San Francisco, United States1–10Artificial Intelligence, Healthcare
Seed·$120K·Mar 2019