Jangouts is a self-hosted, Open Source video conferencing solution using WebRTC and Janus Gateway.

Janssen Project

An open source enterprise digital identity platform for CIAM or workforce

Janus WebRTC

Janus is a lightweight, general-purpose WebRTC server with a plugin architecture enabling flexible and scalable WebRTC applications.

JavaMelody is an Open Source monitoring tool for Java and Java EE applications providing detailed performance and error analysis.

JawgMaps

JawgMaps is an interactive mapping platform providing mapping, geocoding, routing, elevation data, and GIS solutions for websites and mobile apps.

Jenkins

Jenkins is a leading Open Source automation server for Continuous Integration and Continuous Delivery.

jsDelivr

jsDelivr is a free, fast, and reliable CDN for Open Source projects, optimized for JavaScript and ESM delivery from npm and GitHub.

Keila

Keila is an Open Source, user-friendly newsletter management platform that prioritizes privacy and offers flexible email creation tools.

Kestra

Kestra is a unified orchestration platform that simplifies business-critical workflows and governs them as code and from the UI.

Keycloak

Keycloak is an Open Source identity and access management (IAM) solution providing centralized authentication and authorization for applications and services.

Kimai

Kimai is an Open Source time-tracking and project management platform for teams of all sizes, offering self-hosted and SaaS options.

KNIME Analytics Platform

KNIME Analytics Platform is an Open Source data analytics platform offering a visual programming environment for building and deploying data science workflows.

Koha

Koha is a free and Open Source library management system providing a comprehensive, scalable, and customizable solution for libraries globally.

Kopano Groupware

Kopano Groupware is a digitally sovereign email and calendaring server solution offering robust features and seamless integration.

KrakenD

KrakenD is a high-performance API gateway enabling effortless microservices adoption and offering true linear scalability.

KVM

KVM (Kernel-based Virtual Machine) is an Open Source virtualization solution for Linux that allows users to run multiple virtual machines efficiently.

Lab&Co is an Open Source research management software that streamlines communication and improves the efficiency of research processes in universities and research institutions.

Laravel

Laravel is a web application framework with expressive, elegant syntax that simplifies development and enhances productivity.

Lazarus IDE

Lazarus is a free, Open Source, cross-platform RAD IDE for developing applications using Pascal.

LDAP Synchronization Connector Project

The LDAP Synchronization Connector (LSC) is an Open Source tool for synchronizing data between various sources and targets, including databases, LDAP directories, and files.

The lektor static file content management system

LemonLDAP::NG is a free, Open Source web single sign-on and access management solution providing full AAA protection.

Liberaforms

Liberaforms is an Open Source, user-friendly platform for creating and managing online forms, emphasizing security and customization.

Odoo is a comprehensive, Open Source ERP system offering integrated business applications for improved operational efficiency and scalability.