HCL Notes Alternatives (January 2026)

Mobile and Web-Based Instant Messaging App For Enterprise - HCL Notes

HCL Notes is the email client software that supports social collaboration. Integrates enterprise applications in a single workspace with agile security from the core.

2.9/5

293+ reviews

Reviewed on:

Web based Instant Messaging App | Client Email Solution - HCL Verse

https://www.hcl-softwar

.com/verse/

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.

Enterprise Collaboration & Productivity Suite — Zoho Workplace

https://www.zoh

.com/workplace/

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

SmarterMail Business Email and Collaboration Server

https://www.smartertool

.com/smartermail/business-email-server/

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

Enterprise Collaboration and Employee Engagement Solutions - HCLSoftware

https://www.hcl-softwar

.com/connections/

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.

Secure Private Business Email & Collaboration | Open Source | Zimbra

https://www.zimbr

.com/

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

IceWarp® - Business Email Server & Collaboration Hub

https://www.icewar

.com/

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

Best free Email client Software for Businesses / Windows and MacOS - Mailtrim

https://www.mailtri

.com/

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

Rocket.Chat: Communications Platform You Can Fully Trust

https://rocke

.chat/

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

GFI KerioConnect

https://www.gf

.com/products-and-solutions/email-and-messaging-solutions/kerioconnect/

Emails, calendars, contacts, tasks, chat and more