open source software development

Axion Deep Labs is an independent R&D company that publishes original research in machine learning, quantum computing, and topology, then builds it into products and licensed IP. It runs experimental programs in deep learning theory, including continual learning, topological data analysis, information capacity, and loss landscape geometry, with reproducible, open-source methodology.

ClearML experiment managementdeep learning researchPyTorch model trainingquantum computing researchreproducible experimentsRipser/scikit-tda topological computationtopological data analysis

Canonical provides trusted enterprise open source software and support, including Ubuntu, the world's most popular open source OS, with security maintenance and support for up to 15 years. It offers composable, enterprise-grade open source solutions for infrastructure, cloud, AI and data, and IoT/edge devices.

24/7 supportcloud infrastructurecompliance and hardening (CIS, DISA-STIG, FIPS, FedRAMP)containerizationCVE managementIoT device managementMLOpssecurity maintenance

Canonical is the company behind Ubuntu, an enterprise Linux operating system for servers, desktop, cloud, and IoT, supported for up to 15 years. Canonical offers open source solutions for every layer of the stack, covered through Ubuntu Pro, and has shaped Ubuntu for over 20 years.

24/7 supportcompliance and hardeningcontainer image creationfield deployment engineeringhardware certificationover-the-air updatessecurity maintenance and patching automationsystems management

Cendio AB was founded in 1992 by students from Linköping University and is one of the oldest open-source companies in the world. Since 2003 the company has been named Cendio AB, and its main focus is the self-developed open-source-based software ThinLinc, which helps organizations publish Linux desktops and applications. Cendio actively develops and maintains the open-source projects TigerVNC and noVNC, and contributes to others such as Pulse Audio and VirtualGL.

consultingproduct customizationremote desktop softwaretechnical support

Cesium GS, Inc. provides an open platform for building 3D geospatial applications, offering visualization, data pipelines, curated data, and analytics. Its platform is built on open standards and an open source core, including CesiumJS, the open source visualization engine for 3D globes and maps, and 3D Tiles, created by Cesium for streaming massive heterogeneous 3D geospatial datasets. Cesium also offers Cesium for Unreal, Cesium for Unity, and Cesium for Omniverse, and works with government agencies and the U.S. Department of Defense.

3D tiling3D visualizationanalyticsdata pipelinesgeospatial visualization

Cobra Tech LLC is a deep-tech research and development firm engineering hardened digital and physical systems. Its core verticals include hardware-integrated mesh networking designed for post-quantum resilience (shipping as Cobra Tail), advanced materials research involving molecular filtration through carbon-allotrope manipulation, and local-first edge AI infrastructure. The company is based in Green Bay, Wisconsin, United States.

advanced materials researchlocal-first AI systemsmesh networkingmolecular filtrationpost-quantum cryptography

Curii is a software company that develops Arvados, an open source platform for managing, processing, and sharing genomic and other large scientific and biomedical data. Founded by George Church, Sarah Wait Zaranek, Tom Clegg, Alexander (Sasha) Wait Zaranek, Ward Vandewege and Peter Amstutz, it grew out of designing software to scale the Personal Genome Project. Curii retains an open science mission focused on free and open software, open data and samples, and open standards.

fast querying of genomic datasetslarge biomedical data managementmachine learning on large genomic datasetsreproducible workflows at scaletraining

Datawheel builds open data platforms, economic complexity analytics, and AI-powered tools for governments and international organizations. Its platforms power digital transformation for governments in the US, Mexico, Saudi Arabia, Brazil, Spain, and beyond. The company creates economic complexity reports identifying diversification pathways and AI/machine learning models that forecast trade potential, map supply chains, and inform industrial policy. It is the creator of the OEC, DataUSA, DataMexico, and DataSaudi.

AI and machine learning modelingcapacity buildingdata platformsdata visualizationeconomic complexity analyticsforecastingLLM-powered platforms

DrivenData is an AI firm with over a decade of experience building end-to-end data and AI solutions for mission-driven organizations, ranging from tech-enabled nonprofits to Fortune 100 companies. It helps organizations tackle challenges in climate change, education, health, society, science, and disaster recovery, and has delivered 175+ projects.

application developmentcompetition hostingcomputer visiondashboardingdata visualizationdata warehousingETL/ELT Pipeline Developmentgenerative AI & LLMsgeospatial analysis and remote sensingmachine learningmodel evaluation and benchmarkingMulti-Agent Systemsmultimodal AINatural Language Processing (NLP)Retrieval-Augmented Generation (RAG)software engineering

EfficiOS Inc. develops and maintains open-source software tools and libraries that help customers scale applications on massive multi-core systems, meet real-time constraints, and identify faults. Its projects include LTTng, the Common Trace Format (CTF), barectf, Babeltrace, and the Userspace RCU library, and it contributes to parts of the Linux kernel.

commercial supportLinux kernel contributiontracing toolstraining

Fideus Labs empowers researchers, government laboratories, and industry leaders with precision-engineered computational imaging solutions, helping innovators extract insights from scientific and biomedical images. The company champions open source scientific software and advances decentralized systems including DeSci tools and practices, with over 20 years of experience.

computational imagingimage analysis

Fruitful Network Development is a registered Ohio LLC, federally registered with SAM.gov and Grants.gov, that runs websites as a service for the self-employed, small businesses and communities. It builds or redesigns client sites at no charge and keeps them running for a monthly rate covering the server, domain, mailboxes and payment processing. It also develops open-source software at micyte.com and custom ESP32 sensor hardware.

custom ESP32 sensor hardware developmentDomain and DNS managementemail managementnewsletter sendingpayment processing integrationPOS integrationSSL/TLSweb design and developmentWebsite hosting

GizmoData LLC develops enterprise analytics software built on DuckDB. Its products include Hardcharger, an Apache-2.0 open-source DuckDB 2.0 server speaking the Warp SQL protocol (SQL over HTTP with Apache Arrow results), GizmoData Cloud, a fully managed service on AWS, Google Cloud and Azure, and GizmoEdge, a distributed SQL engine scaling to 1000-node clusters. The company also offers Cloud at Customer for in-account deployments.

ADBC/JDBC driversdistributed SQL engineKubernetes operatormanaged cloud serviceworkload migration

Index Data is a software company specializing in creating innovative products and tools for the library ecosystem, founded in 1994. It builds and sustains open source platforms for libraries, offering hosting, development, consulting, implementation, and support services for products including FOLIO, ReShare, VuFind, and LDP powered by Metadb, as well as the MasterKey software suite.

cloud systems administrationconsultingDevOpshostingimplementationmetadatasoftware architecturesupportSystems Integration