What IMail Server does

IMail Server is an email server software product targeting small and mid-level businesses, originally launched in 1994 (previously known as Ipswitch IMail Server) and now operated as a wholly-owned subsidiary brand of Progress Software Corporation (NASDAQ: PRGS), a publicly traded enterprise software company headquartered in the United States. Within Progress's portfolio, IMail is classified as an "acquired brand retained" under the Document Collaboration & File Transfer product category, alongside legacy products such as MOVEit, ShareFile, WS_FTP Server/Pro, and Sitefinity. The product provides on-premise email infrastructure for SMB customers — a segment where deployment patterns have shifted decisively toward cloud-delivered email platforms such as Microsoft 365 and Google Workspace.

The company's core offering is server-based email hosting software rather than a cloud SaaS platform; no detailed technology architecture, proprietary features, pricing model, or go-to-market motion is disclosed in the available source data. Revenue mechanics, customer segments beyond the SMB designation, distribution channels, and marketing programs are all unspecified. IMail Server does maintain an active product listing and support resources on the Progress Customer Community, though it does not appear in the current Progress product hub directory that surfaces other actively marketed offerings. Tripp Allen is identified as President within the leadership data, though this likely refers to Progress Software Corporation's parent executive rather than an IMail-specific role.

Business model details — including pricing, contract structures, renewal cadence, and channel partners — are not available in the input data. The product's strategic position appears to be that of a legacy, maintenance-mode asset within a diversified parent portfolio rather than a growth-stage business. No funding rounds, M&A activity, regulatory actions, partnerships, or leadership transitions are documented specifically for IMail Server. The absence of these signals, combined with the structural decline of the on-premise email server market, indicates limited forward investment.

Name

IMail Server

Legal name

Progress Software Corporation

Website

https://imailserver.com

Company type

Public

Founded year

1994

Operating status

Operating

Headcount range

11–50 employees

Short description

IMail Server is an on-premise email server software product for small and mid-level businesses, originally launched in 1994 and now operated as a legacy acquired brand under Progress Software Corporation (NASDAQ: PRGS).

Ownership category

akta.pro rank

Headquarters

HQ city

Augusta

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Marketing or Sales, Operations, Infrastructure

Core offering

IMail Server is an email server software product that provides email hosting, mail delivery, and messaging infrastructure for small and mid-level businesses. It is a wholly-owned brand under Progress Software Corporation's Document Collaboration & File Transfer product category, originally known as Ipswitch IMail Server.

Product overview

Progress Software Corporation offers a comprehensive, multi-category enterprise software portfolio. The platform encompasses Trusted AI and Data solutions (Agentic RAG, MarkLogic, OpenEdge, Progress Data Cloud, Progress Data Platform, Semaphore), Document Collaboration and File Transfer tools (Automate MFT, MOVEit, ShareFile, WS_FTP Server/Pro), Digital Experience products (Podio, Sitefinity), Data Connectivity (DataDirect Product Suite), DevOps automation (Chef), Infrastructure Management and Operations (Flowmon, LoadMaster, WhatsUp Gold), Intelligent Decisioning (Corticon), and UI/UX Development Tools (Fiddler Everywhere, Kendo UI, Telerik, Test Studio, ThemeBuilder). The source data does not include information about a product called IMail Server.

Differentiator

Problem solved

Functional benefit

Products and services

• IMail Server Email server software providing email hosting, mail delivery, and messaging infrastructure for small and mid-level businesses. It is positioned under Progress Software Corporation's Document Collaboration & File Transfer product category.

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Recent moves3 records

Expansion highlights1 record

Direct peers

• Microsoft Exchange Server: Microsoft's on-premise business email server product and the de facto standard for self-hosted enterprise and SMB email. Directly competes with IMail Server in the Windows-based on-premise email category for SMB and mid-market customers.
• IceWarp: IceWarp provides email server and collaboration software targeted at SMBs and enterprises, with both on-premise and cloud delivery. Comparable in product scope (email, calendar, collaboration) and customer profile to IMail Server.
• Zimbra (Synacor): Zimbra offers an open-source-derived email and collaboration platform with on-premise and cloud deployment options, directly competing with IMail Server for SMB and mid-market customers seeking self-hosted email.
• MailEnable: MailEnable is a Windows-based email server solution popular with hosting providers and SMBs, offering POP/IMAP/SMTP services on a self-hosted platform. Direct functional peer to IMail Server in the Windows email server category.
• SmarterMail (SmarterTools): SmarterMail is a Windows-based email server platform aimed at small to mid-sized businesses and ISPs, offering a very similar on-premise email value proposition to IMail Server.
• MDaemon (Alt-N Technologies): MDaemon is a Windows-based mail server targeted at small and mid-sized businesses, offering similar functionality to IMail Server including email, calendaring, and collaboration on a self-hosted platform. Direct comparable in product, customer segment, and delivery model.
• Kerio Connect (GFI Software): Kerio Connect is a cross-platform email and collaboration server marketed to SMBs as an alternative to Microsoft Exchange. Direct peer competing for the same on-premise or hybrid email deployments in the small and mid-market segment.

Broad incumbents

• Google Workspace: Google Workspace provides cloud-based email (Gmail) along with productivity and collaboration tools, widely adopted by SMBs as an alternative to self-hosted email servers like IMail Server. Broad incumbent competing for the same customer base.
• Microsoft 365: Microsoft 365 bundles Exchange Online with productivity apps and has become the dominant cloud email offering for SMBs, displacing many on-premise installations including IMail Server. Operates in the same end market with a broader bundled proposition.

Emerging players

• hMailServer: hMailServer is an open-source Windows email server, often used by smaller organizations as a free alternative to commercial products like IMail Server. Comparable technology stack and target segment, but lacks commercial support and scale.

Market position

Strengths1 record

Weaknesses5 records

Competitive moat2 records

Key risks5 records

Key highlights4 records

Customer concentration

• Xx.com/imailserver
• YouTubeyoutube.com/user/ProgressSW
• Facebookfacebook.com/IpswitchIMailServer
• LinkedInlinkedin.com/company/imailserver

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries6 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about IMail Server