Open Source Alternatives to National Computational Infrastructure (NCI)
45 open source High-Performance Computing options similar to National Computational Infrastructure (NCI), 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.
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DatabricksNot ratedA unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
JuliaNot ratedA high-performance, dynamic programming language for technical computing.
Open source
Akash NetworkNot ratedDecentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).
Open source · Self-hostable
Hugging FaceNot ratedHugging 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
ScyllaDBNot ratedScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.
Open source · Self-hostable
HyperbolicNot ratedOpen-access AI cloud platform providing affordable, on-demand GPUs for training and serving AI models.
Open source
PyTorchNot ratedAn open-source machine learning framework for accelerating AI research and production deployment.
Open source · Self-hostable
TensorFlowNot ratedAn open-source machine learning platform for building and deploying AI applications.
Open source · Self-hostable
QdrantNot ratedHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
AirbyteNot ratedAn open-source data integration platform for ELT, reverse-ETL, and AI agents.
Open source · Self-hostable
UbuntuNot ratedA popular open-source Linux distribution.
Open source · Self-hostable
Grafana LabsNot ratedCommercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
FireboltNot ratedCloud data warehouse for building next-gen analytics experiences with sub-second performance, designed for engineers and AI agents.
Open source
ClickHouseNot ratedAn open-source, column-oriented OLAP database management system for real-time analytics.
Open source · Self-hostable
ClearMLNot ratedOpen-source, end-to-end MLOps platform for enterprise AI development and deployment.
Open source · Self-hostable
CanonicalNot ratedCanonical develops and supports Ubuntu, a leading open-source operating system for cloud, servers, and edge devices.
Open source · Self-hostable
MariaDBNot ratedA cloud database company providing a unified platform for transactional, analytical, and AI workloads.
Open source · Self-hostable
CIQNot ratedSponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.
Open source
Solo.ioNot ratedEnterprise agentic AI orchestration
Open source · Self-hostable
CountlyNot ratedProduct analytics and customer engagement platform built on an open-source, self-hosted foundation.
Open source · Self-hostable
ProbablNot ratedTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
NextcloudNot ratedOpen-source, self-hosted file sync and share and collaboration platform.
Open source · Self-hostable
KestraNot ratedAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
Open source · Self-hostable
Mozilla FirefoxNot ratedOpen-source web browser focused on privacy, user control, and an open internet.
Open source · Self-hostable
Velum LabsNot ratedFirewall that controls access to information across AI and humans
Open source · Self-hostable
DefconNot ratedThe Defcon badges feature a unique open-source chip that doubles as a security key.
Open source
PolarsNot ratedAn open-source, high-performance DataFrame library for Rust and Python, designed for efficient data manipulation and analysis.
Open source · Self-hostable
KiloClawNot ratedA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
Apache CassandraNot ratedOpen-source, distributed NoSQL database for handling large-scale, high-availability data without compromising performance.
Open source · Self-hostable
Faiss by MetaNot ratedOpen-source library by Meta AI for efficient similarity search and clustering of dense vectors.
Open source · Self-hostable
pyannote SASNot ratedCompany
Open source
CommaAgentNot ratedBest free & open source AI personal assistant.
Open source
- AGAgent4RecNot rated
Simulates 1,000 LLM-powered agents for diverse movie recommendation preferences.
Open source
RealnasNot ratedOpen-source Network Attached Storage (NAS) operating system based on FreeBSD, managing ZFS, SMB, NFS, users, snapshots, and boot environments.
Open source · Self-hostable
- GGggmlNot rated
A C/C++ tensor library for efficient machine learning inference on consumer hardware.
Open source · Self-hostable
Linux FoundationNot ratedA non-profit technology consortium supporting the development of Linux and other open-source software projects.
Open source · Self-hostable
Cloud Native Computing FoundationNot ratedThe Cloud Native Computing Foundation (CNCF) is an open-source software foundation that aims to make cloud-native computing universal and sustainable.
Open source · Self-hostable
LibreChatNot ratedOpen-source, self-hostable AI chatbot UI.
Open source · Self-hostable
- TellstoneNot rated
An open-source, cloud-native in-memory database written in Go, offering a RESP2-compatible alternative to Redis.
Open source
Eclipse FoundationNot ratedA non-profit organization stewarding open source software projects, communities, and collaborative industry ecosystems.
Open source · Self-hostable
KubeVirtNot ratedContainer-native virtualization for Kubernetes, enabling VMs and containers to run side-by-side.
Open source · Self-hostable
FalcoNot ratedOpen-source, cloud-native runtime security tool for detecting anomalous application behavior across hosts, containers, and Kubernetes.
Open source · Self-hostable
- HUHumanSignalNot rated
Adala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.
Open source · Self-hostable
Model Context Protocol (MCP)Not ratedAn open standard for connecting AI assistants to external data sources and tools.
Open source · Self-hostable
Agentic Commerce Protocol (ACP)Not ratedOpen-source standard enabling secure, programmatic commerce transactions between AI agents and online businesses.
Open source · Self-hostable

