Open Source Alternatives to National Computational Infrastructure (NCI)
44 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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Databricks82Data AnalyticsSan Francisco, United States$30.7BA unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Julia61Programming LanguagesWaltham, USA$15.0MA high-performance, dynamic programming language for technical computing.
Open source
Akash Network55DePINSan Francisco, United States$2.0MDecentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).
Open source · Self-hostable
Hugging Face76AINew York, United States$395.2MHugging 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
ScyllaDB67DatabasePalo Alto, United States$101.0MScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.
Open source · Self-hostable
Hyperbolic61AI InfrastructureSan Francisco, United States$19.7MOpen-access AI cloud platform providing affordable, on-demand GPUs for training and serving AI models.
Open source
PyTorch30AISan Francisco, United StatesAn open-source machine learning framework for accelerating AI research and production deployment.
Open source · Self-hostable
TensorFlow11AIMountain View, United StatesAn open-source machine learning platform for building and deploying AI applications.
Open source · Self-hostable
Grafana Labs80ObservabilityNew York, United StatesCommercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Qdrant71Vector DatabaseBerlin, Germany$87.5MHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
Airbyte70Data IntegrationSan Francisco, United States$181.0MAn open-source data integration platform for ELT, reverse-ETL, and AI agents.
Open source · Self-hostable
Ubuntu70Operating SystemsLondon, United Kingdom$63.0MA popular open-source Linux distribution.
Open source · Self-hostable
Firebolt65Cloud Data WarehousePalo Alto, United States$264.0MCloud data warehouse for building next-gen analytics experiences with sub-second performance, designed for engineers and AI agents.
Open source
ClearML63AutoMLTel Aviv, Israel$11.0MOpen-source, end-to-end MLOps platform for enterprise AI development and deployment.
Open source · Self-hostable
ClickHouse62DatabaseBerlin, Germany$350.0MAn open-source, column-oriented OLAP database management system for real-time analytics.
Open source · Self-hostable
MariaDB61DatabaseRedwood City, United States$131.0MA cloud database company providing a unified platform for transactional, analytical, and AI workloads.
Open source · Self-hostable
Canonical61Open SourceLondon, United Kingdom$348KCanonical develops and supports Ubuntu, a leading open-source operating system for cloud, servers, and edge devices.
Open source · Self-hostable
CIQ59Artificial IntelligenceReno, United States$26.0MSponsors 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.io56Artificial IntelligenceCambridge, USA$174.8MEnterprise agentic AI orchestration
Open source · Self-hostable
Countly55AnalyticsLondon, United Kingdom$1.1MProduct analytics and customer engagement platform built on an open-source, self-hosted foundation.
Open source · Self-hostable
Probabl54MLOpsParis, France$18.5MTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
Mozilla Firefox54InternetSan Francisco, United StatesOpen-source web browser focused on privacy, user control, and an open internet.
Open source · Self-hostable
Nextcloud52Cloud ComputingNuremberg, Germany$63.0MOpen-source, self-hosted file sync and share and collaboration platform.
Open source · Self-hostable
Kestra49Data OrchestrationParis, France$36.0MAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
Open source · Self-hostable
Velum Labs49Machine LearningSan Francisco, United States$500KFirewall that controls access to information across AI and humans
Open source · Self-hostable
Polars47Data Manipulation$21.0MAn open-source, high-performance DataFrame library for Rust and Python, designed for efficient data manipulation and analysis.
Open source · Self-hostable
Defcon47HardwareMcLean, United States$44.0MThe Defcon badges feature a unique open-source chip that doubles as a security key.
Open source
KiloClaw46Artificial IntelligenceA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
Faiss by Meta28AI Foundation & ComputeOpen-source library by Meta AI for efficient similarity search and clustering of dense vectors.
Open source · Self-hostable
pyannote SAS23Speech RecognitionParis, FranceCompany
Open source
- AGAgent4Rec20Agentic AI
Simulates 1,000 LLM-powered agents for diverse movie recommendation preferences.
Open source
Cloud Native Computing Foundation15Cloud ComputingIrvine, United StatesThe 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
- GGggml15Foundation Model
A C/C++ tensor library for efficient machine learning inference on consumer hardware.
Open source · Self-hostable
Linux Foundation15Open SourceSan Francisco, USAA non-profit technology consortium supporting the development of Linux and other open-source software projects.
Open source · Self-hostable
Codename Goose14Developer ToolsAn open-source framework for on-machine AI agents developed by Block's Open Source Program Office.
Open source · Self-hostable
- Tellstone11Database
An open-source, cloud-native in-memory database written in Go, offering a RESP2-compatible alternative to Redis.
Open source
LibreChat10AINew York, United StatesOpen-source, self-hostable AI chatbot UI.
Open source · Self-hostable
Eclipse Foundation10Open SourceBrussels, BelgiumA non-profit organization stewarding open source software projects, communities, and collaborative industry ecosystems.
Open source · Self-hostable
Apache Cassandra10DatabaseOpen-source, distributed NoSQL database for handling large-scale, high-availability data without compromising performance.
Open source · Self-hostable
KubeVirt9Cloud ComputingContainer-native virtualization for Kubernetes, enabling VMs and containers to run side-by-side.
Open source · Self-hostable
Falco8CybersecurityOpen-source, cloud-native runtime security tool for detecting anomalous application behavior across hosts, containers, and Kubernetes.
Open source · Self-hostable
- HUHumanSignal7Agentic AI
Adala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.
Open source · Self-hostable
Model Context Protocol (MCP)5AISan Francisco, United StatesAn open standard for connecting AI assistants to external data sources and tools.
Open source · Self-hostable
Agentic Commerce Protocol (ACP)4AISan Francisco, United StatesOpen-source standard enabling secure, programmatic commerce transactions between AI agents and online businesses.
Open source · Self-hostable