Browse free open source Task Managers and projects below. Use the toggles on the left to filter open source Task Managers by OS, license, language, programming language, and project status.

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  • 1
    Task Coach

    Task Coach

    Free flexible open source todo manager featuring hierarchical tasks

    Task Coach - Your friendly task manager. Task Coach is a free open source todo manager. It grew out of frustration about other programs not handling composite tasks well. In addition to flexible composite tasks, Task Coach has grown to include prerequisites, prioritizing, effort tracking, category tags, budgets, notes, and many other features. However, users are not forced to use all these features; Task Coach can be as simple or complex as you need it to be. Task Coach is available for Windows, Mac OS X, and GNU/Linux; and there is a companion iOS app.
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    Downloads: 224 This Week
    Last Update:
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  • 2
    TaskExplorer

    TaskExplorer

    Powerful system task manager

    TaskExplorer is a powerful system task-manager / process-inspector tool designed for Windows that goes well beyond the capabilities of the built-in Task Manager. It provides real-time insights into running processes, threads, open handles, network sockets, memory usage, modules loaded, and more — all in a unified, fast, and efficient GUI. Rather than scattering information across tabs or dialogs, TaskExplorer displays detailed data in a panel layout: when you select a process, the lower panel updates dynamically to show relevant info (threads, handles, sockets, modules, etc.), making deep inspection quick and intuitive. It includes advanced panels: a Thread Panel with stack traces (helpful for diagnosing deadlocks or hangs), a Memory Panel that lets you view or even edit process memory (with search capabilities), a Socket Panel showing open network connections, data rates, pseudo-UDP connections (via ETW), and a Modules Panel listing all loaded DLLs and memory-mapped files.
    Downloads: 26 This Week
    Last Update:
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  • 3
    Hatchet

    Hatchet

    A distributed, fault-tolerant task queue

    Hatchet replaces difficult to manage legacy queues or pub/sub systems so you can design durable workloads that recover from failure and solve for problems like concurrency, fairness, and rate limiting. Instead of managing your own task queue or pub/sub system, you can use Hatchet to distribute your functions between a set of workers with minimal configuration or infrastructure:
    Downloads: 21 This Week
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  • 4
    Beads Viewer

    Beads Viewer

    Task management system for coding agents

    Beads Viewer is a visualization tool designed to display, inspect, and interact with “bead plots,” graphical representations often used in statistical analysis, time series exploration, or clustering visualizations where data points are represented as beads on strands or axes to emphasize patterns and relationships. The viewer provides an intuitive graphical interface that automatically renders bead plots from structured data inputs, enabling users to observe trends at a glance, highlight clusters, or drill down into individual sequences. It supports dynamic interactions such as zooming, filtering by criteria, selecting subgroups, and exporting views for reports or slides. Because bead plots can encode a significant amount of information in compact visuals, Beads Viewer includes customizable styling options — such as coloring by category, adjusting bead size and spacing, and toggling axis representations — to help tailor visuals to specific analytical needs.
    Downloads: 15 This Week
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  • 5
    vym - view your mind
    VYM (View Your Mind) is a tool to generate and manipulate maps which show your thoughts. Such maps can help you to improve your creativity and effectivity. You can use them for time management, to organize tasks, to get an overview over complex contexts
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    Downloads: 69 This Week
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  • 6
    Ásbrú Connection Manager

    Ásbrú Connection Manager

    User interface that helps organizing remote terminal sessions

    Ásbrú Connection Manager is a user interface that helps organize remote terminal sessions and automate repetitive tasks. It simplifies the management of SSH connections and supports various features to enhance productivity.​
    Downloads: 6 This Week
    Last Update:
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  • 7
    Mindwtr

    Mindwtr

    A complete Getting Things Done (GTD) productivity system for desktop a

    Mindwtr: The Privacy-First GTD System Mindwtr is a Getting Things Done (GTD) productivity tool designed for "Mind Like Water." It runs completely offline—no accounts, no tracking, and no subscriptions. The Core GTD Workflow Capture: Instantly offload thoughts to your Inbox. Clarify: Process tasks rapidly with the built-in "2-Minute Rule" timer. Organize: Sort tasks by Contexts (@work, @home), Areas, and Projects. Reflect: Keep your system trustworthy with a guided Weekly Review. Engage: Filter Next Actions by energy level or time available. Powerful Features Local-First: Your data lives on your device (SQLite). You own it 100%. Flexible Sync: Sync privately via File System (Syncthing, iCloud) or WebDAV (Nextcloud). Focus View: A unified dashboard for your calendar events and next actions. Kanban Boards: Visualize projects with drag-and-drop columns. Stop managing your data. Start getting things done.
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    Downloads: 148 This Week
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  • 8
    BullMQ

    BullMQ

    Message Queue and Batch processing for NodeJS and Python

    BullMQ is a powerful, modern Node.js library for creating and managing robust job queues, built on top of Redis. It is designed for handling distributed jobs and messages in scalable applications.
    Downloads: 5 This Week
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  • 9
    better-all

    better-all

    Better Promise.all with automatic dependency optimization

    better-all is a TypeScript library that reinvents the familiar Promise.all construct by automatically analyzing and optimizing dependency graphs between asynchronous tasks, enabling maximal parallelization without manual orchestration. It addresses a common limitation where developers must manually refactor their promise chains to achieve efficient concurrency when some tasks depend on others, which can be error-prone and hard to maintain. With an object-based API, each task is declared as an asynchronous function that can reference other task results using a magical this.$ context, allowing the library to kick off independent operations immediately and only wait for dependent results when needed. This approach increases readability, reduces boilerplate, and optimizes execution timing based on actual dependency relations rather than naive static ordering.
    Downloads: 5 This Week
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    Request Tracker (RT)

    Request Tracker (RT)

    Request Tracker, an enterprise-grade issue tracking system

    Request Tracker is an open-source, enterprise-grade issue and ticket tracking system. It helps organizations manage workflows, customer requests, and internal project tasks efficiently.​
    Downloads: 3 This Week
    Last Update:
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  • 11
    Taskr

    Taskr

    A fast, concurrency-focused task automation tool.

    Taskr is a fast, concurrency-focused task automation tool for Node.js, designed to handle build processes and workflows efficiently.
    Downloads: 3 This Week
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  • 12
    Impetus

    Impetus

    A key remapping daemon for linux

    Linux lacks a good key remapping solution. In order to achieve satisfactory results a medley of tools need to be employed (e.g xcape, xmodmap) with the end result often being tethered to a specified environment (X11). keyd attempts to solve this problem by providing a flexible system-wide daemon that remaps keys using kernel-level input primitives (evdev, input).
    Downloads: 2 This Week
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  • 13
    Feng Office: Project Management and more
    Feng Office (formerly known as OpenGoo) is a free and open source online project management and collaboration tool, licensed under the Affero GPL 3 license.
    Downloads: 8 This Week
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  • 14
    AI Dev Tasks

    AI Dev Tasks

    A simple task management system for managing AI dev agents

    AI Dev Tasks is a Markdown-based task management system for AI-assisted software development. It provides structured prompt files that guide an AI coding assistant through feature planning, PRD creation, task breakdown, and implementation checkpoints. The project is designed to work with AI-powered IDEs and CLI agents such as Amp, Claude Code, Windsurf, and similar tools. Instead of asking an agent to jump directly into code, users can follow a staged process that clarifies requirements before implementation begins. This helps reduce vague tasks, missed edge cases, and uncontrolled agent changes. ai-dev-tasks is most useful for developers who want repeatable AI workflows that turn feature ideas into organized implementation plans.
    Downloads: 1 This Week
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  • 15
    XXL-JOB

    XXL-JOB

    A distributed task scheduling framework

    XXL-JOB is a distributed task scheduling platform for managing and executing jobs in Java-based applications. Designed for scalability and ease of use, it provides a powerful web interface for task definition, monitoring, and execution. XXL-JOB supports various scheduling strategies, distributed execution, failover, and script-based job execution. It is widely adopted in enterprise systems for background task orchestration and automation.
    Downloads: 1 This Week
    Last Update:
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  • 16
    ITMS gives users the ability to assign and manage tasks in an organization. ITMS sends task assignment notifications and reminders via email. Implemented in PHP, ITMS supports MySQL, Oracle, LDAP, and SSL.
    Downloads: 18 This Week
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  • 17
    Notetask - Task & Notes in Plaintext

    Notetask - Task & Notes in Plaintext

    A simple application for creating and organizing task lists, offering

    Notetask is a cross-platform application for managing task lists that include completion status, task description, and notes. Each task can have a due date and be marked as a favorite with a star. It uses its own storage text format based on Markdown. It is designed to help you quickly organize a large number of small routine tasks. You can enter tasks directly in the app or paste raw text from the clipboard — such as a list of requirements or ideas — then sort them into groups, set durations or amounts, and start working right away. Perfect for managing project to-dos, bug lists, feature requests, and other ongoing tasks.
    Downloads: 18 This Week
    Last Update:
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  • 18
    Gyrfalcon is a note / thought / task management system. Take your notes and other bits of information and: put the notes in hierarchical trees, tag, search, hyperlink, etc. Gyrfalcon is also designed with a clean interface that avoids modal interactions.
    Downloads: 13 This Week
    Last Update:
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  • 19
    Jira Desktop Unofficial (JDU)

    Jira Desktop Unofficial (JDU)

    Jira Desktop Unofficial is a clean, focused desktop wrapper for Jira.

    Jira Desktop Unofficial is a clean, focused desktop wrapper for Jira. No tabs. No distractions. Just Jira in its own window — fast, secure, and memory-efficient. Think of it as giving Jira its own dedicated workspace on your desktop, similar to how Slack, Discord, or VS Code operate as standalone applications, but without the resource overhead of traditional Electron apps. 🚀 Getting Started - Download the latest release from the GitHub releases page : https://github.com/cas8398/jira-desktop-unofficial - Install the app for your operating system - Launch and enter your Jira instance URL (e.g., https://company.atlassian.net) Focus — Enjoy your distraction-free Jira experience! 🎯 Supported Jira Instances - Jira Cloud (*.atlassian.net) - Jira Server (self-hosted) - Jira Data Center ------------------------------------ ⚠️ Windows Users: WebView2 Required ⚠️ This app uses Microsoft Edge WebView2 for rendering on Windows. Please ensure it’s installed on your system be
    Downloads: 7 This Week
    Last Update:
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  • 20
    TooDoo

    TooDoo

    Todo task manager with simple, fast and intuitive user interface

    Todo task manager with simple, fast and intuitive user interface. It supports subtasks, reminders, user defined statuses, categories and filters, custom ordering, text formatting, clickable links etc. Overview of functions: https://sourceforge.net/p/too-doo/wiki/
    Downloads: 6 This Week
    Last Update:
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  • 21
    TimeCult Time Tracking Application
    A simple yet powerful task management and time tracking application. Supports a hierarchy of projects and tasks, multiple taks timers, data export to a comma-separated file, detailed time log, dynamically computed summaries of used time per each project
    Downloads: 3 This Week
    Last Update:
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  • 22
    J2EE-based, Open-Source, Workflow-Based integrated solution for managing software development process. It includes jBPM based bug tracking & task management, wiki-based document management, project planning, JasperReports reporting and many more
    Downloads: 4 This Week
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  • 23
    4ga Boards

    4ga Boards

    Straightforward boards system for realtime project management

    Advanced and Secure Boards for Your Needs Whether you are a hobbyist just starting to manage projects or a professional with years of experience, 4ga Boards is the perfect solution for you. Your convenience is our priority. We have redesigned how you work, ensuring the security of your data while introducing innovative features to maximize productivity for you and your team. Enjoy a workspace tailored for you, whether you are solo or in a large group, scalable and flexible to any industry. 4ga Boards Homepage: https://4gaboards.com More features: https://4gaboards.com/features Try 4ga Boards: https://4gaboards.com/try GitHub: https://github.com/RARgames/4gaBoards Docs: https://docs.4gaboards.com
    Downloads: 6 This Week
    Last Update:
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  • 24
    Nomad PIM is a free extensible personal information manager. It contains modules for personal notes, journal, address book, personal finances, task management, time tracking and evaluating basic fitness measurements.
    Downloads: 2 This Week
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  • 25
    Coyote Task Manager
    Coyote is a task manager
    Downloads: 2 This Week
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Guide to Open Source Task Managers

Open source task managers are programs that enable users to manage and track their tasks, projects, timelines, and deadlines. Open source task managers help users organize their work by providing features like creating lists or setting priorities for tasks based on importance or urgency. The goal is to provide an easy-to-use tool that enables improved productivity and organization of projects.

One of the most popular open source task managers is Trello, which has a simple interface with drag and drop functionality, enabling users to quickly prioritize what they need done. It also offers integration with other applications such as Google Drive or Dropbox for sharing files easily. Additionally, multiple people can collaborate on one project in real time with communication tools built into the program. Other popular open source task manager programs include Basecamp and Asana who have similar features but have different user experiences due to their unique layout formatting options or integrations available for each platform.

Open source task managers often come with additional features like reporting capabilities or dashboard views so you can see your progress at a glance based on timeline completion or assignment status from collaborators on a particular project. They may also offer project budgeting management if you’re working with a team on something requiring financial resources tracking over time.. These tools often come equipped with analytics as well so you can review metrics over periods of time and make necessary adjustments if needed when trying to achieve specific goals within the project timeline(s).

Overall open source task managers help keep everyone organized no matter how small or large a project may be - allowing teams across the world access their projects anytime with ease while effectively managing them moving forward towards reaching desired outcome(s).

Features of Open Source Task Managers

  • Task Management: Open source task managers provide powerful task management features, such as the ability to create tasks and subtasks, arrange them into hierarchies, assign them to team members, set deadlines, track progress on tasks, assign resources or labels to tasks. They also allow users to create reports and Gantt charts of project progress.
  • Collaboration: Open source task managers provide collaborative features that enable teams to work together effectively. These include the ability for team members to comment on tasks, tag each other in conversations related to a certain task or even upload files such as images associated with specific tasks.
  • File Storage: Most open source task managers provide a file storage feature which allows users to store files related to their projects in one location. This way it is easier for team members who are working from different locations or in different time zones access the same files easily and quickly.
  • Security & Privacy: All open source task managers are secure and compliant with strict privacy policies which protect user data from unauthorized access by anyone outside of the organization that's using the tool.
  • Integration: Many top-tier open source task manager applications feature integration capabilities with popular business tools like Slack and Google Drive so users can easily bring data from those services into their project management platform without having to switch between various tools constantly while they’re working on something.

What Types of Open Source Task Managers Are There?

  • Kanban boards: Kanban boards are open-source task managers that operate on the principle of a visual workflow. They usually employ a series of columns that represent different stages of completion or priorities, such as “To Do”, “In Progress” and “Done”. Users can add tasks to each column and move them up or down in priority as they complete them. These boards provide an easy way to track progress and keep tasks organized.
  • Project management software: This type of open source task manager allows users to manage complex projects collaboratively by creating plans, assigning resources and tracking progress against milestones. It typically utilizes Gantt charts which show how each task is connected to other parts of the project and helps users keep everything running smoothly by allowing them to easily adjust scheduling if necessary.
  • Personal organization apps: These types of open-source task managers are designed for people who want to stay organized but don't need all the features offered by more robust project management tools. They generally offer simple tools such as lists, reminders and alarms that help individuals plan their days more efficiently so they can achieve goals quickly and easily.
  • Issue tracking systems: These are specialized open-source task managers used primarily in software development environments where teams must coordinate changes across multiple versions of code simultaneously. Issue tracking systems enable developers to assign tasks, track bug fixes and review changes while helping ensure quality control throughout the entire process.

Open Source Task Managers Benefits

  1. Cost Savings: Users don’t have to pay for the software, making it a cost-effective solution. In addition, support for open source task management systems is provided through a community of users and developers who are often willing to help out with problems or offer advice.
  2. Flexibility: Open source task managers provide customizable features, allowing users to tailor the system according to their individual needs. For example, they can add new plugins that expand the functionality of their task manager. Additionally, open source programs can be ported or adapted across various computing platforms.
  3. Security: As open source software is available for inspection by any user or developer in its entirety, code audits can bring bugs and security issues to light quickly. With this level of transparency and accessibility, errors can be identified more easily than with closed-source alternatives.
  4. Support Network: The open source community provides an extensive network of knowledgeable volunteers who may be able to assist with technical challenges that arise when using a particular program. The online forums associated with these projects often contain helpful advice from experienced professionals who are eager to lend a hand if needed.
  5. Ease Of Use: Many open source programs come with user interfaces considered intuitive and straightforward - meaning minimal training will be required in order for new users to successfully operate the program themselves.

Who Uses Open Source Task Managers?

  • Businesses: Companies that require task management solutions which are fast, secure and feature-rich use open source task managers. This can help keep their costs down as these tools are free to download and use.
  • Non-profits: Non-profits need an efficient way to manage tasks in a cost effective manner. Open source task managers provide a budget friendly solution as they are free to use and offer features such as priority flags and global views.
  • Students & Educators: Students and educators value an intuitive interface of the open source task manager for easy project planning. Additionally, these tools often come with analytics, which makes the process for tracking completion times easier.
  • Home users: Home users may not have access to expensive software solutions but still need robust capabilities like scheduling time frames, creating tasks lists and flagging priorities. Open source task managers offer all this without any additional fees.
  • Remote teams: Teams working remotely benefit from open source task managers allowing everyone on the team to remain up-to-date with communication regardless of location in real time using shared projects boards, dashboards or workspaces.

How Much Do Open Source Task Managers Cost?

Open source task managers are available for free, so they cost nothing. They're a great way to keep track of tasks, assign jobs and monitor progress without having to purchase expensive programs. Open source task managers provide a wide range of features, including user management systems, permission-based access control, integration with third-party tools and applications, project tracking functionality and more. Plus, open source solutions often come with an active community of contributors who help look after the project's development and maintain its stability. As a result, you'll never have to worry about costly upgrades or maintenance fees associated with proprietary software packages. All in all, open source task managers offer an incredibly cost-effective solution for businesses looking to streamline their workflow and ensure productivity is kept at its highest level.

What Do Open Source Task Managers Integrate With?

Many different types of software can integrate with open source task managers. For instance, programming and development tools such as GitHub can be used to work with the code repositories of these open source task managers. Additionally, website building applications like WordPress make it easy to create content-driven websites that can then use open source task manager plugins for various tasks. Documentation or project management tools such as Basecamp or Trello likewise offer integrations for popular open source task managers. Finally, graphic design software like Adobe Photoshop could be used in conjunction with an open source task manager to create visuals to accompany projects.

Open Source Task Managers Trends

  1. Increased Ease of Use: Open source task managers are becoming increasingly easy to use with modern user-friendly interfaces and mobile-optimized designs.
  2. Improved Features: Open source task managers have been adding new features such as reminders, notifications, collaboration tools, analytics, and calendar integration.
  3. Increased Security: Security is becoming increasingly important for task managers due to the sensitivity of the data associated with them. Open source task managers have added more security features such as encryption, two-factor authentication, and password protection.
  4. More Comprehensive Solutions: Open source task managers are being integrated into larger project management suites that offer a variety of features to help teams manage projects more efficiently.
  5. Broader Reach: Open source task managers are being used by a broader range of users including businesses, non-profits, and government agencies.
  6. Growing Popularity: The use of open source task managers is on the rise as more people realize their potential benefits.

Getting Started With Open Source Task Managers

Getting started with open source task managers is easy and can be a great way to become more organized and productive. Open source task managers are free, so the only thing you need is access to the internet.

The first step in getting started with an open source task manager is finding the right one for you. Different types of task managers have different features and offer different levels of customization, so it’s important to decide what features are most important for you to be able to do your job efficiently. There are tons of open source options available—from simple ones that just help keep track of tasks and deadlines, all the way up to complex project management tools—so take some time to research which one will work best for your needs.

Once you’ve chosen a task manager, the next step is setting it up. Most open source task managers come with instructions on how to get started, but if you find yourself having trouble understanding them or running into any issues during setup, don’t hesitate to reach out for help; many developers who create these programs also provide support services directly. Once everything has been installed properly and configured correctly, it should be ready to use.

Now that your task manager is set up, you can begin adding tasks right away. Many open source applications provide helpful ideas on how best structure their organization system—for example by assigning projects or topics labels—but feel free to change this however needed as long as it makes sense for your purposes. As time progresses, you may notice patterns in how certain tasks are completed or find ways that make some processes faster; pay attention because such insights can be incredibly valuable. Keep checking back over time for updates or new features from open source developers too; they often add improvements based on feedback from users like yourself.

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