Costimizer is an AI-driven cloud cost optimization platform that helps businesses reduce cloud spending by up to 30% through multi-cloud visibility, intelligent automation, and group buying discounts.

Coturn is a high-performance, Open Source TURN and STUN server enabling seamless peer-to-peer communication across NATs and firewalls.

Countly

Countly is a privacy-first, AI-ready analytics platform that helps businesses capture, analyze, and act on user data across all devices while ensuring data ownership and compliance.

Cozystack is a free, open-source cloud platform based on Kubernetes that turns bare metal servers into an API-driven infrastructure for spawning Kubernetes clusters, databases, VMs, and other services.

Craftifact is a secure, lean European artifact repository service that eliminates vendor lock-in and complexity for small to mid-sized teams.

CrateDB is a distributed SQL database built for real-time analytics, search, and AI applications at any scale.

Open Source Invoicing Solution for Individuals & Businesses.

Crayonic is an EU-made wearable identity wallet provider offering passwordless multifactor authentication solutions for secure logins, physical access, and communication in critical sectors.

CRISALID ALSACE is a specialized cash register and POS software solution tailored for food-related businesses in the Alsace region, offering customized tools to streamline operations and boost productivity.

Crisp

Crisp is an AI-powered business messaging platform that centralizes communication, customer data, and knowledge to improve team efficiency and customer satisfaction.

CRM Partners is a cloud-based business solution platform using Dynamics 365 to deliver customized applications for healthcare, insurance, and councils, enhancing efficiency and customer relationships.

Cronicle

Cronicle is a multi-server task scheduler and runner with a web UI, providing real-time stats and a live log viewer for managing scheduled, repeating, and on-demand jobs.

CrowdSec

CrowdSec provides highly accurate, crowd-sourced threat intelligence blocklists for enhanced cybersecurity, reducing alerts and improving efficiency.

Crowdtech

Crowdtech is a comprehensive, all-in-one insights platform offering various tools to conduct engaging market research and foster continuous audience engagement.

Cryptobox is a secure, collaborative file-sharing platform offering end-to-end encryption and flexible deployment options.

Cryptosmart Mobile provides ultimate security for mobile devices and communications.

CryptPad

CryptPad is a secure, collaborative, and Open Source office suite offering end-to-end encrypted document creation and sharing.

CTFreak

CTFreak is a user-friendly IT task scheduler that simplifies the management and execution of batch processes across various systems.

Cubbit is a sovereign, geo-resilient cloud object storage platform offering S3-compatible solutions with full data control and significant cost savings.

CubeCart is a free, open-source e-commerce platform with no hidden costs, offering all official extensions for free and no per-transaction fees.

CUPS

OpenPrinting CUPS is a standards-based, Open Source printing system for Linux and other Unix-like operating systems, supporting local and network printers.

Cusdis is a lightweight, Open Source, and privacy-respecting comment system.

CustomerGauge is a B2B experience platform that turns account feedback into revenue-protecting actions, connecting NPS to financial outcomes with AI-powered insights.