Best On-Premises Gantt Chart Software

Vaiz is a work management platform built for small and mid-sized teams — startups, agencies, and growing SaaS companies — who want the structure of tools like Jira or ClickUp without the complexity, setup time, or price tag. It brings tasks, docs, and technical work into one lightweight workspace, so teams can get started in minutes, not weeks. With Vaiz, you get flexible task boards (lists, Kanban, or Gantt charts), powerful dashboards for tracking progress, and advanced document tools that let you co-edit not just text, but also code, data, and complex blocks. Built-in automation lets you set up smart workflows to handle routine tasks, saving your team time and energy. AI assistants are ready to help — whether you need to generate text, translate content, or analyze data, you've got smart tools right at your fingertips. Vaiz scales with you, from a 5-person startup to a growing team, without forcing you to switch tools as you grow.

Visual Planning is more than just overseeing projects, scheduling field teams, managing production timelines, or streamlining manufacturing operations—it’s a flexible, all-in-one platform built to support a wide range of business needs. From simple task coordination to complex, multi-layered workflows, VP adapts to how you work and brings structure, visibility, and efficiency to every part of your operation. VP gives you complete visibility into your projects, teams, equipment, machines, work orders, and operations—helping you coordinate every aspect of your business with confidence. Whether you're managing job sites, dispatching field crews, or overseeing production lines, our platform keeps everything and everyone connected. Collaborate across departments, adjust schedules on the fly, and keep work moving forward—on any device, from anywhere. Thousands of companies trust VP to simplify how they manage people, projects, equipment, and operations. Get your free custom demo today.

Planforge is a leading provider of project work management software. By integrating cross-functional processes from Jira and enterprise agile planning (SAFe) to resource management, the web-based PPM solution closes the gaps between information silos. Planforge empowers your organization to adapt to changing environments faster, turn strategy into action, and make better value-based decisions.

OpenProject is free and open source project management software. It supports classic, agile as well as hybrid project management. OpenProject enables distributed teams to collaborate throughout the entire project lifecycle, from initial planning to project execution and documentation. The software is available in over 30 languages. Core functions and use cases of OpenProject are: - Project portfolio management - Project planning and scheduling - Task management and issue tracking - Agile Boards (Scrum and Kanban) - Requirements management and release planning - Time and cost tracking, budget planning - Team collaboration and documentation The Community edition can be downloaded and installed for free. For enterprise customers, Berlin-based OpenProject GmbH offers a hosted cloud edition as well as an on-premises edition with support, as well premium features, and additional security features.

ONES is an all-in-one platform for software development management products and supports teams from all over the world to release software better and faster. ONES Project, ONES Wiki and ONES TestCase cover the whole life cycle of software development to streamline projects, manage team knowledge, and align the QA process.

Work management and collaboration made easy and flexible for all teams across your organization. Essential work tools made simple. - Collaborate on a customizable work feed display that organizes all of your work posts chronologically like a social feed, making it easy to surf through projects and tasks seamlessly with everyone. - Forget about lost documents and constant resending of work. Attach important files and information on a post, pin it to find it quickly, and engage with the team directly through comments to get their feedback. - Schedule physical or virtual meetings by adding a location, video conference link through Zoom or Microsoft Teams integrations, and even set up reminder notifications so you never miss an event. - Invite external collaboration in projects through email or link for streamlined team work. Whether it’s through web, desktop, or mobile, stay connected until the work is done. Sign up for free and try it out for yourself!

Mermaid is an AI-powered diagramming and visual collaboration platform that enables users to create flowcharts, system architecture diagrams, timelines, and other visualizations using natural language, code, or a graphical editor. The software transforms text prompts, uploaded documents, meeting transcripts, and code snippets into editable diagrams. Its AI assistant supports conversational diagram generation, diagram modifications, and recommendations for selecting appropriate visualization types. Users can create sequence diagrams, Gantt charts, entity relationship diagrams, mind maps, organizational charts, and other technical or business visualizations using Mermaid syntax. The platform provides real-time collaboration, shared workspaces, visual editing tools, diagram presentations, and integrations with developer and productivity applications. Mermaid also supports Model Context Protocol (MCP) integrations, version-controlled diagrams, single sign-on, and more.

The Advanced Planning and Scheduling System GANTTPLAN optimizes the planning process of manufacturing companies from rough to detailed planning. The software enables a smooth order flow, short delivery times and permanent cost optimization. The optimization-based planning of alternative production variants enables a fast and efficient response to unexpected occurrences. GANTTPLAN is available both as a desktop client and as a web application with all planning and optimization functionalities. It can be seamlessly integrated with existing ERP and MES systems, allowing manufacturing companies to save even more time and money in planning and operations. GANTTPLAN is prepared for the future: It allows energy costs to be taken into account when creating an efficient production plan. In addition, an AI algorithm based on historical data will be able to bring production planning even closer to reality in the future, thus ensuring competitive advantages for users.

Interactive Gantt chart and scheduling components with built-in project management features, ready for the JavaScript framework: Angular, React, Vue. Designed to empower businesses worldwide, developed with common customer requirements in mind, and used by companies of all sizes, government organizations, and even educational institutions to create stunning Gantt chart applications with more ease. Whether you or your end users need to manage project schedules, track resources, or simply visualize timelines, this library has got you covered. Gantt Chart Hyper Library includes: -Gantt Chart View - hierarchical data grid and attached scheduling chart with drag and drop support and dependency lines; -Schedule Chart View - chart that displays multiple bars on the same line with horizontal and vertical drag and drop support; -LoadChartView - allocation chart displaying normal and over-allocations of one or more resources on a timeline; -Network Diagram; - Pert Chart.

Gantt Charts for Structure PPM turns Jira data into clear, fully customizable Gantt charts and roadmaps – visualize timelines, dependencies, milestones, and progress for any initiative, at any team size. Built to fit both traditional and agile methods: chart agile sprints or a full work breakdown structure in a single view. Charts update with every issue change, so plans stay current with no manual refresh. Compare planned vs. actual with baselines, distribute work automatically to spot resource gaps, and use time-tracking data to balance workloads and prevent burnout. It extends Tempo Structure PPM, visualizing its custom hierarchies and formula-driven fields directly in Gantt view, and works alongside Custom Charts and Capacity Planner. Gantt Charts for Structure is part of Tempo's Strategic Portfolio Management (SPM) suite, alongside Structure PPM, Timesheets, Capacity Planner, and Financial Manager.