G2 Vendor Directory

Application Server

28

Products

1,514

Total reviews

4.3

Avg. rating

Internet Information Services (IIS) for Windows Server by Microsoft leads the Application Server category with a 4.3 rating from 63 reviews. Apache Tomcat has the strongest momentum in the category, up -100.0% quarter-over-quarter.

LLM citations

Monthly citations by AI answer engines for the top products in Application Server.

LLM citations · Application Server

Source: G2 review data

Key stats

Internet Information Services (IIS) for Windows Server

Apache Tomcat

Small Business

Category trends

How the Application Server market is moving, from G2 review and Grid data.

Which products are most adopted?
1
IBM WebSphere158 2
Apache HTTP Server Project146 3
Apache Tomcat128 4
Plesk109 5
Payara Server84
Which products climbed the Grid most?
1
Internet Information Services (IIS) for Windows Server8 2
Apache Tomcat5 3
Parallels Remote Application Server (RAS)5 4
IBM CICS Transaction Server4 5
Progress OpenEdge2
Which products are reviewers switching to?
1
LiteSpeed Web Server21 2
F5 NGINX11 3
Payara Server10 4
ServerAvatar7 5
IBM WebSphere7
Which products do enterprises choose?
1
IBM WebSphere104 2
Apache Tomcat56 3
Oracle WebLogic49 4
Apache HTTP Server Project34 5
Internet Information Services (IIS) for Windows Server25
Which products do mid-market buyers choose?
1
Apache Tomcat45 2
Apache HTTP Server Project43 3
IBM WebSphere41 4
F5 NGINX28 5
Payara Server26
Which products do small businesses choose?
1
Plesk86 2
Apache HTTP Server Project68 3
LiteSpeed Web Server48 4
Payara Server40 5
ServerAvatar31

Fastest growing

Ranked by G2 Momentum score.

1

Apache Tomcat

by The Apache Software Foundation · 128 reviews

4.5
2

Plesk

by WebPros · 276 reviews

4.3
3

Parallels Remote Application Server (RAS)

by Corel Corporation · 68 reviews

4.2

All products

Ranked by G2 Grid position.

1

Internet Information Services (IIS) for Windows Server

by Microsoft · 63 reviews

4.3
2

Apache Tomcat

by The Apache Software Foundation · 128 reviews

4.5
3

Oracle WebLogic

by Oracle · 70 reviews

4.2
4

ServerAvatar

by ServerAvatar Cloud Technologies PVT LTD. · 43 reviews

4.8
5

LiteSpeed Web Server

by LiteSpeed Technologies · 56 reviews

4.7

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