Open source focus

Open Source Alternatives to HPE Quantum Systems

7 open source Quantum Computing options similar to HPE Quantum Systems, 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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CIQ59
Artificial IntelligenceReno, United States$26.0M
Sponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.
Open source
ScyllaDB67
DatabasePalo Alto, United States$101.0M
ScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.
Open source · Self-hostable
Julia61
Programming LanguagesWaltham, USA$15.0M
A high-performance, dynamic programming language for technical computing.
Open source
Polars47
Data Manipulation$21.0M
An open-source, high-performance DataFrame library for Rust and Python, designed for efficient data manipulation and analysis.
Open source · Self-hostable
Outshift19
Agentic AI
Cisco's internal incubation engine for emerging technologies like agentic AI and quantum networking.
Open source · Self-hostable
Tellstone11
Database
An open-source, cloud-native in-memory database written in Go, offering a RESP2-compatible alternative to Redis.
Open source
Cyberether9
Signal Processing
An open-source, GPU-accelerated signal processing framework for high-performance flowgraph pipelines and real-time data processing.
Open source

Company	Sector	License	HQ	Funding	Score
CIQSponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.	Artificial Intelligence	Open source	Reno, United States	$26.0M	59
ScyllaDBScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.	Database	Open source · Self-hostable	Palo Alto, United States	$101.0M	67
JuliaA high-performance, dynamic programming language for technical computing.	Programming Languages	Open source	Waltham, USA	$15.0M	61
PolarsAn open-source, high-performance DataFrame library for Rust and Python, designed for efficient data manipulation and analysis.	Data Manipulation	Open source · Self-hostable	—	$21.0M	47
OutshiftCisco's internal incubation engine for emerging technologies like agentic AI and quantum networking.	Agentic AI	Open source · Self-hostable	—	—	19
TellstoneAn open-source, cloud-native in-memory database written in Go, offering a RESP2-compatible alternative to Redis.	Database	Open source	—	—	11
CyberetherAn open-source, GPU-accelerated signal processing framework for high-performance flowgraph pipelines and real-time data processing.	Signal Processing	Open source	—	—	9