Deploy Redmine on your own server.

Leantime is an open-source project management system designed for startups and small teams. It offers a simple and intuitive interface to manage tasks, projects, and team collaboration efficiently. With Leantime, you can organize your work using timelines, kanban boards, and task lists. It also includes features like time tracking, milestones, and idea boards to streamline project workflows. Leantime supports integrations with various third-party tools, making it a flexible and scalable solution. Its emphasis on usability and simplicity ensures that teams can focus on productivity and achieving goals. Leantime is distributed under an open-source license, allowing for customization to meet the unique needs of any organization.

Huly is an all-in-one project management platform and self-hosted alternative to Linear, Jira, Slack, Notion, and Motion. It combines issue tracking, CRM, HRM, ATS (Applicant Tracking), chat, documents, and team collaboration in a single platform. Built on a robust framework for business applications, Huly offers real-time document collaboration with Y.js CRDT, full-text search via Elasticsearch, S3-compatible file storage with MinIO, and event-driven architecture with Redpanda (Kafka). Requires 2+ vCPUs and 8+ GB RAM minimum.

Kimai is an open-source time-tracking solution designed for freelancers, small businesses, and enterprises to manage time-tracking needs efficiently. It enables users to track work hours, manage projects, and create accurate reports and invoices based on time entries. With a focus on simplicity and flexibility, Kimai is ideal for organizations looking to improve productivity, manage employee timesheets, and handle client billing without the complexity of traditional ERP systems. Kimai offers a modular architecture, allowing for easy customization to meet unique requirements, and it supports multi-user environments with permissions to manage data access.