HCL Notes Alternatives (September 2025)

HCL Verse is the best instant messaging app and enterprise email management software for web-based mail clients powered by messenger software to provide an instant and secure messaging application.

Zoho Workplace is a productivity and collaboration suite trusted by millions. It brings mail, chat, files, office suite, meetings, and more into one place.

Zimbra: A Cloud-Hosted Collaboration Software and Email Platform That Integrates With Proprietary Business Solutions

Secure Windows or Linux mail server that includes chat, calendaring and contacts and offers a cost-effective alternative to Microsoft Exchange.

Emails, calendars, contacts, tasks, chat and more

Mailtrim provides secure Free email client software with its unique team collaboration Feature and is designed to serve the mailing needs of all business

Create collaborative online workspace in the secure cloud or host it yourself. Work remotely using features of an online workspace. Manage projects and emails, collaborate on docs, chat in ONLYOFFICE Workspace.

Secure hosted email with custom domain. Shared calendars, chat, storage, documents & apps. The only solution integrated and working together in one screen.

Flock, the best team communication app and online collaboration platform, comes with team messaging, project management and other great features that improve productivity and boost speed of execution.

Groupware tool for online collaboration and organisation. EGroupware integrates cutting edge collaboration technologies - available in a german hosting environment or on-premises.

Ad-free Business Email Hosting with a clean, easy-to-use interface. Integrated Business Calendar, Contacts, Notes, Tasks. Free for up to 5 users.

EssentialPIM helps you manage your life with powerful tools for email, calendar, contacts, notes, password entries and tasks.

Windows mail server software with webmail, caldav, carddav, antivirus, spam filtering - Fast, secure email server software for windows. Download free mail server trial.

HCL Connections is the Enterprise Collaboration Platform powered by efficient software that offers digital employee engagement solutions to enhance the experience and support a collaborative workspace in modern enterprises.

Bring the full power of Evernote to every member of your organization with Evernote Teams. Collaborate, share knowledge, and move projects forward.

Team collaboration made simple with Zoho Connect for Google Workspace. Connect, converse, plan, with your team for better productivity and employee collaboration. Comes with Google Drive, Google Calendar integrations for Google Workspace.

Secure Cloud collaboration tool for smarter working. Transform collaboration with your team and stakeholders, with secure online workspaces.

Shared inbox for a transparent workspace—Zoho TeamInbox lets you manage team emails efficiently, gives you clutter free inboxes and helps attain Inbox Zero easily.

Boost productivity and streamline communication with GroupWise, our enterprise collaboration software perfect for remote and virtual teams

The MDaemon Email Server is trusted by businesses in over 140 countries to provide a secure, reliable, and affordable alternative to Microsoft Exchange or Microsoft 365. IT professionals recommend MDaemon as an easy-to-use, reliable, and secure mail server that does not require expensive administration or impose high per-user costs. On-premise or hosted email deployment.

Explore Rocket.Chat, where we put data privacy into every conversation and enable teams to collaborate seamlessly.

Exchange business-class email helps increase user productivity while protecting your data. Get it as a hosted service or run it on your servers.

OX Cloud Email - Easy, Fast, Secure - Powerful email built for business

Get more done and save money by collaborating with your whole team IN ONE APP. Group chat, task manager, voice/video calls, and more. Start getting your team organized for FREE today!

Fast email client with full Gmail, Hotmail and other services synchronization. Best replacement for MS Outlook or Thunderbird. Free version for Home users.

EverDesk combines the best features of an Email Client, File Manager, Address Book and Calendar into one integrated interface, making it the most unique and comprehensive personal information manager on the market

The Easiest Way to Collaborate with People Inside or Outside of Your Company. Secure online workspaces that are user-friendly and quick to implement.

BlueMail is a modern, mobile and desktop, powerful Email management tool with a sleek design, unified inbox and support for all your accounts: IMAP, Exchange,POP3.

Leading mail server and webmail client, XGenPlus offering fast, secure, and reliable emailing services supporting linguistic domains - World's first enterprise email solution.

Instant messaging for working teams - Join the thousands of working teams across all industries using Zenzap today as their go-to messenger, and get seamless collaboration no matter your business type or size

Business communication and team messaging software. Unlimited users, direct and group messages, and unlimited message history.

Email, group chat and tasks for productive teams. One app for all your internal and external communication. Work management at its best. Try it free!

Our note taking app helps you capture and prioritize ideas, projects and to-do lists, so nothing falls through the cracks. Start your free trial today!

Chat, video, signature, document management made easy and secure. The all-in one professional platform for client interactions and collaboration.

Project management software for SMBs. Online collaboration tool · 35 000+ customers · 4.67/5 - 423 reviews · #1 Productivity App

Securely collaborate on documents in cloud-based portals. Enhance client relationships by centralizing people, documents, and actions.

Put some Genius into Gmail! Gmelius is the leading process automation and email collaboration software built for Gmail and Google Workspace. Start for free.

Doodle is the fastest and easiest way to schedule anything — from meetings to the next great collaboration.

BasicOps is a Collaborative Project Management Tool, where tasks and messaging are in one place.

Boomerang adds integrated meeting scheduling and email productivity tools to your Gmail and Google Workspace accounts, helping you focus on what matters.

Intranet Solutions and Company Intranet Software. 100% useful. 100% customizable. 100% loved by over 6 million people. 30-Day Free Trial.

Cost-effective, secure hosted email: mailboxes, calendar and address book

SuiteFiles is a digital workspace built to unlock new revenue streams, improve client experiences, and reduce overheads.

Securely archive, search, and analyze your company's email on one platform, preserving vital data while gaining instant business insights.

Email made easy and beautiful. Manage multiple accounts with the best email client for Windows 2024. Download the #1 email client program free Now.

Reliable, secure, extensible, and customizable mail server software platform made for on-prem and cloud-native deployment; easily scalable, smart licensing.

Email hosting and collaboration tools for business with free migration and 24/7 support

Save on infrastructure and maintenance costs. Choose your data centre (US, EU, APAC). AWS native cloud email hosting.

Archive, manage, and secure your organization's email with archiving software designed specifically for Exchange.

Atlassian's team collaboration software like Jira, Confluence and Trello help teams organize, discuss, and complete shared work.

Atlassian's team collaboration software like Jira, Confluence and Trello help teams organize, discuss, and complete shared work.

Build your own collaborative and social networks to faciliate communication and teamwork.

Sametime is a cloud-based video conferencing solution that provides secure audio and video call platforms powered by efficient software and tools for virtual communication and office meetings.

Mailspring: The open-source, extensible email app for Mac, Linux, and Windows with open tracking, link click tracking, contacts enrichment data and more.

panagenda is your exclusive contact for analysis & optimization of IT collaboration landscapes. Reduce costs & effort, while improving efficiency.

Elevate your productivity with AI-driven meeting summaries, one-touch screen recording, and effortless knowledge sharing in one collaborative workspace.

The most popular open source content collaboration platform for tens of millions of users at thousands of organizations across the globe

iQ3Connect provides a web-based solution empowering individuals, teams, and enterprises to create, deploy, collaborate, and learn...

Simple group email discussion lists for your club, association, office, society, family and more. Get started in minutes. 14-day free trial.

Talkspirit, collaboration and business communication platform: improve teamwork and productivity of your employees.

Create modern apps and automate workflows fast with our rapid application development platform. Get a demo or upgrade to HCL Domino v14 for robust app dev.

Zoho Cliq, a team communication app powers business productivity by organizing people, conversations & workflows in one single place. Sign up now!

Mattermost is a secure collaboration platform for accelerating mission critical work in complex environments.

Our email contact management software Chaos Intellect can share your data across your network, organize your telephone book, appointment calendar and task list. Easy to work with and no expensive server software required!

Great client meetings start here - Highly customisable meeting rooms with powerful collaboration - easily integrated in your workflow

An all-in-one free platform to manage your team and run your sales, Bitrix24 is designed to be seamlessly integrated into all your business processes and help you manage them with the highest precision and efficiency.

Reclaim is a powerful AI-driven app that create 40% more time for teams — auto-schedule your tasks, habits, meeting & breaks. Start free on Google Calendar

ownCloud, your file platform. The most essential business tool for enterprise-grade file sync and share.

GReminders

Calendar app is an online calendar and team scheduling software for people like me and you. We make it easy to schedule appointments on your calendar.

Enhance your customer and employee communications experience with Poppulo's omni-channel solutions, including email, digital signage, mobile apps and more.

Sign in to your Outlook.com, Hotmail.com, MSN.com or Live.com account. Download the free desktop and mobile app to connect all your email accounts, including Gmail, Yahoo, and iCloud, in one place.

Get a free video meeting solution with built-in messaging, mobile app, tip-top security and more. All from a provider trusted by over 400,000 businesses.

Fast, private email hosting for you or your business. More productive, lightning fast, simple and built to save you time.

FuseBase (formerly Nimbus Platform) - Free Online Collaboration Software for Remote Teams. Build your wikis, client portals and more with the FuseBase (formerly Nimbus Platform) collaboration tool ? A perfect space for online work

Proton Mail is the world’s largest secure email service with over 100 million users. Available on Web, iOS, Android, and desktop. Protected by Swiss privacy law.

End-to-end encrypted communication and collaboration with tasks, documents and projects for business teams.

Solve hybrid work with smarter video conferencing. Webex Meetings provides cost-effective enterprise solutions for virtual meetings and collaboration.

LucidLink empowers fast and secure collaboration for creative teams working with any file size, across any distance.

The AI Meeting Assistant for startups selling to enterpriseBe better prepared, more engaged and follow up faster with Meetingflow. Built especially for collaborative teams with enterprise sales.So easy, every customer meeting becomes your bestPrepare with collaborative plans, templates, and AI research.Engage fully while Meetingflow records calls and takes your notes.Follow up with CRM updates, meeting summaries, AI

RainLoop Webmail - Simple, modern & fast web-based email client.

Nottaは、動画や音声ファイル、対面会議またはZoomなどのWeb会議の全内容を高精度に文字起こしします。リアルタイムで音声を自動的にテキスト化し、要約・要点抽出をサポート。最長5時間の音声ファイルを素早く処理し、PCやスマホから手軽に編集や共有が可能。会議、商談、インタビューなど様々なシーンで活躍し、業務効率を大幅に向上させます。

TeamsPro is a suite of Applications that improves employee experience on Microsoft Teams. Customize Microsoft Teams with apps like Calendar Pro or Contacts Pro by Witivio

Simplified is the time saving, all in one app that your modern marketing team can use for collaboration. Millions of free images, videos, and audio clips. Thousands of designer templates. Long and short-form content writing in 30+ languages. Content Calendar to schedule and publish posts to social media. Free Forever!

Zulip is an organized team chat app, designed for efficient communication.

Embrace the Deep Work revolution with Deep Collaboration up to 5x the Productivity of email.

Easily share data between Sugar & your favorite Google apps. Learn more & integrate your CRM software with Gmail, Google Drive & other Google Workspace apps!

Hiri is the best email client for Managers on Windows, Mac and Linux.

From internal communications to surveys, knowledge and task management, and more, equip your company with a unified intranet to boost culture and work towards the common vision.

Write and share your meeting notes. Assign action items. Share and collaborate on meeting agenda. All your meeting notes in one place. AgreeDo is your top-rated all-in-one app for meeting notes. Boost your team productivity now!

Loop Email unlocks teamwork right inside your email inbox. It's an all-in-one shared inbox that transforms email into your team’s superpower.

The best collaborative platform to get feedback and creative input from clients and internal teams.

Enterprise-strength tool for automating both mass-mailing and single email processing jobs.

Recording, transcription & insights from multiple meetings at once with AI. Efficiently onboard & train your Sales team. Start today free.

Online project management, task management, collaboration software with Kanban Board, Gantt Chart & Time Tracker. Helps teams manage projects the agile way.

Companies use eGain's pioneering email management software to efficiently and securely manage customer service queries over emails, fax, and paper.

Postbox is the power email app for busy professionals, like you.

Connect with clients at the peak of their interest. Appointment scheduling, in-browser video calls, and secure payments all in one. 100% free.

Easy to Install and manage, carrier class Mail Server Software with modern fast WebMail interface, spam protection and much more.