Listeron!

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

Google Groups is all about helping users connect with people, access information, and communicate effectively over email and on the web. Now theres a new version on the block. We didnt want to say it, but yes, its new and improved.

Mailman is integrated with the web, making it easy for users to manage their accounts and for list owners to administer their lists. Mailman supports built-in archiving, automatic bounce processing.

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.

Fleep is a messenger for your teams and projects. It enables communication within and across organizations - be it your team chats, project communication or 1:1 conversations.

Sympa is an open source (GNU GPL) mailing list management (MLM) software. Its name is an acronym for Systeme de Multi-Postage Automatique (i.e. Automatic Mailing System), and also means "nice" in French.

Give your team continuous time for focused workWinio is an organized and flexible space for teams that combines documents, tasks, and discussions to empower transparent collaboration in a peaceful way.

Dada Mail is a contemporary mailing list manager, enabling you to easily run a verified mailing list that your subscribers can trust - right on your own website! Make running your business and personal mailing lists easy, fun, and inexpensive.

Gaggle Mail is the simplest way for small groups to stay in touch via email.

Zoho Campaigns is an email marketing automation software that helps you deliver the right message to your audience at the right time. With Zoho Campaigns, you can easily create an email campaign, send it to your recipients, share it on social media, and track the overall performance of your campaigns. The software also lets you set workflows and create a series of emails to keep your subscribers engaged.

Easy Redmine is a web based collaborative project management application. It is used by companies from around the world to handle projects, tasks, schedules, resource utilization, budgets, attendance monitoring, support management and much more.

Accounting systems are built for accountants and they are great for filing a year-end but they suck at running a day-to-day consulting company where every hour has value. An intelligent project accounting application like GroupThinq, provides a much higher level of detail on every detail of your company, in real-time, to help your teams run projects, to connect teams across organizational silos, and to make plainly visible the value of how time is being spent for every member of the team. GroupThinq’s intelligent assistant makes everyone smarter, more motivated and more accountable for their time and it helps business owners (who often are not trained in business) understand every detail of their company using the power of a super smart AI assistant. »

The Swift Mailing Lists are a fantastic resource. However, accessing the information in a convenient way is difficult: The web archive is not easy to navigate, and when you subscribe to a list you're bound to the UI of a mailing list. Even worse, you can't see any messages posted before you subscribed.

WordPress mailing group is a plugin that allows you to run a free Listserv or email group just like Google Groups or Yahoo Groups right from your WordPress dashboard. Group members can use their favorite email clients to interact with the group, no need to login to dashboard. They can send plain/text or HTML emails with attachments. The plugin offers various email sending options and also allows to add an SMTP server for outgoing emails.

WP Mailster is the first WordPress plugin that comes with all the features user know from mailing list software like Mailman and Listserv.