Duet!

Asana is a web and mobile collaborative work management app that goes beyond typical collaboration software by enabling teams to track everything they're working on. With tasks, projects, conversations, and dashboards, Asana lets your team know who's doing what by when to help you get results. Use Asana for team communication, setting meeting agendas, running brainstorms, sharing files, or creating shared calendars--anything you can think of. You can also add partner integrations to customize Asana for your team with functionality like Gantt charts, time-tracking, and Google calendar sync. Asana is available on web, iOS, and Android and is free for teams of up to 15 people. »

Basecamp is a web-based project collaboration tool that allows groups of people to share files, meet deadlines, assign tasks, and centralize feedback.

InvoicePlane is a self-hosted open source application for managing your quotes, invoices, clients and payments. The application comes with various options, templates and settings to customize your invoicing experience.

Opensource task & productivity management tool for startups, engineered based on the concepts of OKR.

BILLmanager is a linux-based control panel for automating client management, invoicing and billing. This software specifically developed for hosting service providers will help you manage and take complete control of various aspects of your business:

Zenkit is a collaborative SaaS platform for project management, database building and more. Follow your data through its entire lifecycle, from fluid brainstorming and research through to a structured system for collaborative use. Zenkit is the flexible workspace you can use to organize anything.

Gettick is a simple environment that provides managers with a complete overview of the project, while giving the team everything they need to work on the project. Thanks to the Gettick you will not need anything else so you will save a lot of time an money for other limited tools.

Smartest way to work on your computer. Freeter is a productivity app that allows you to gather everything you need to work in one place and access them quickly and easily.

Workteam Planner provides teams with an incredibly visual way to collaborate together on projects. With just a few clicks you can create a new plan, build a team, assign tasks and keep everyone up-to-date with the progress of work.

Create, share and publish all your lists in one place. Browse other people's public lists for ideas, and copy the ones you like.

WeDo is a simple todo list app for you and your friends, family and co-workers to get things done. With each set of people, known as a Tribe, you have separate tasks and chats with just those people. It’s like Slack meets Wunderlist - perfect for families, projects, small teams, trips, events, and so much more. It’s incredibly easy to use, really pretty, and totally free.

My Renovation is a convenient tool to manage workers and processes on total renovation and housing improvements. You can manage the process of current and future works despite your experience. Key stages are already listed.

ClickUp is an all-in-one project management platform that eliminates the need of using more than one tool for your organization’s workflow. ClickUp’s core purpose is to remove the frustrations, inefficiencies, and disconnect caused by the current project management ecosystem - and to accomplish this with beautifully intuitive design.