Open source focus

Open Source Alternatives to Sunix AI

17 open source Data Annotation Services options similar to Sunix AI, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

View all alternatives to Sunix AI →

Defcon47
HardwareMcLean, United States$44.0M
The Defcon badges feature a unique open-source chip that doubles as a security key.
Open source
AG
Agent4Rec20
Agentic AI
Simulates 1,000 LLM-powered agents for diverse movie recommendation preferences.
Open source
Glovity8
AI Infrastructure
Glovity is an open-source, low-cost teleoperation system for dexterous manipulation, integrating spatial wrench feedback with a haptic glove.
Open source
HU
HumanSignal7
Agentic AI
Adala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.
Open source · Self-hostable
Databricks82
Data AnalyticsSan Francisco, United States$36.7B
A unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Hugging Face76
AINew York, United States$395.2M
Hugging Face is the leading AI community and platform for machine learning collaboration, enabling developers to build, share, and deploy models, datasets, and applications.
Open source · Self-hostable
Qdrant71
Vector DatabaseBerlin, Germany$87.5M
High-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
ClearML63
AutoMLTel Aviv, Israel$11.0M
Open-source, end-to-end MLOps platform for enterprise AI development and deployment.
Open source · Self-hostable
Julia61
Programming LanguagesWaltham, USA$15.0M
A high-performance, dynamic programming language for technical computing.
Open source
Akash Network56
DePINSan Francisco, United States$2.0M
Decentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).
Open source · Self-hostable
Probabl54
MLOpsParis, France$18.5M
Track experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
Velum Labs49
Machine LearningSan Francisco, United States$500K
Firewall that controls access to information across AI and humans
Open source · Self-hostable
Faiss by Meta28
AI Foundation & Compute
Open-source library by Meta AI for efficient similarity search and clustering of dense vectors.
Open source · Self-hostable
PyTorch25
AISan Francisco, United States
An open-source machine learning framework for accelerating AI research and production deployment.
Open source · Self-hostable
GG
ggml15
Foundation Model
A C/C++ tensor library for efficient machine learning inference on consumer hardware.
Open source · Self-hostable
Codename Goose14
Developer Tools
An open-source framework for on-machine AI agents developed by Block's Open Source Program Office.
Open source · Self-hostable
TensorFlow10
AIMountain View, United States
An open-source machine learning platform for building and deploying AI applications.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
DefconThe Defcon badges feature a unique open-source chip that doubles as a security key.	Hardware	Open source	McLean, United States	$44.0M	47
AGAgent4RecSimulates 1,000 LLM-powered agents for diverse movie recommendation preferences.	Agentic AI	Open source	—	—	20
GlovityGlovity is an open-source, low-cost teleoperation system for dexterous manipulation, integrating spatial wrench feedback with a haptic glove.	AI Infrastructure	Open source	—	—	8
HUHumanSignalAdala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.	Agentic AI	Open source · Self-hostable	—	—	7
DatabricksA unified data analytics and AI platform built on the lakehouse architecture.	Data Analytics	Open source · Self-hostable	San Francisco, United States	$36.7B	82
Hugging FaceHugging Face is the leading AI community and platform for machine learning collaboration, enabling developers to build, share, and deploy models, datasets, and applications.	AI	Open source · Self-hostable	New York, United States	$395.2M	76
QdrantHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.	Vector Database	Open source · Self-hostable	Berlin, Germany	$87.5M	71
ClearMLOpen-source, end-to-end MLOps platform for enterprise AI development and deployment.	AutoML	Open source · Self-hostable	Tel Aviv, Israel	$11.0M	63
JuliaA high-performance, dynamic programming language for technical computing.	Programming Languages	Open source	Waltham, USA	$15.0M	61
Akash NetworkDecentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).	DePIN	Open source · Self-hostable	San Francisco, United States	$2.0M	56
ProbablTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.	MLOps	Open source	Paris, France	$18.5M	54
Velum LabsFirewall that controls access to information across AI and humans	Machine Learning	Open source · Self-hostable	San Francisco, United States	$500K	49
Faiss by MetaOpen-source library by Meta AI for efficient similarity search and clustering of dense vectors.	AI Foundation & Compute	Open source · Self-hostable	—	—	28
PyTorchAn open-source machine learning framework for accelerating AI research and production deployment.	AI	Open source · Self-hostable	San Francisco, United States	—	25
GGggmlA C/C++ tensor library for efficient machine learning inference on consumer hardware.	Foundation Model	Open source · Self-hostable	—	—	15
Codename GooseAn open-source framework for on-machine AI agents developed by Block's Open Source Program Office.	Developer Tools	Open source · Self-hostable	—	—	14
TensorFlowAn open-source machine learning platform for building and deploying AI applications.	AI	Open source · Self-hostable	Mountain View, United States	—	10