datakernel.io

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ActiveJ | Alternative Java platform for web, high load, and cloud programming | ActiveJ 6.0

 Generated on February 16 2026 07:42 AM

Old data? UPDATE !

The score is 53/100

SEO Content

Title

ActiveJ | Alternative Java platform for web, high load, and cloud programming | ActiveJ 6.0

Length : 91

Ideally, your title should contain between 10 and 70 characters (spaces included). Use this free tool to calculate text length.

Description

ActiveJ is an alternative Java platform built from the ground up for web, high load, and cloud programming as a replacement for Spring, Quarkus, Vert.x and other sub-optimal solutions

Length : 183

Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.

Keywords

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Og Meta Properties

Good, your page take advantage of Og Properties.

Property Content
image https://activej.io/img/preview.png
url https://activej.io/
locale en
title ActiveJ | Alternative Java platform for web, high load, and cloud programming | ActiveJ 6.0
description ActiveJ is an alternative Java platform built from the ground up for web, high load, and cloud programming as a replacement for Spring, Quarkus, Vert.x and other sub-optimal solutions

Headings

H1 H2 H3 H4 H5 H6
0 2 20 52 0 0
  • [H2] Components
  • [H2] Benchmarks
  • [H3] Minimum dependencies
  • [H3] Rich stack
  • [H3] Overhead-free
  • [H3] Alternative approach
  • [H3] Async-IO
  • [H3] HTTP
  • [H3] Inject
  • [H3] Serializer
  • [H3] Codegen
  • [H3] Specializer
  • [H3] FS
  • [H3] RPC
  • [H3] HTTP
  • [H3] Dependency injection
  • [H3] Promise / Futures
  • [H3] Minimum web application size
  • [H3] Web application launch time
  • [H3] Serializer
  • [H3] Specializer
  • [H3] Specializer + Inject
  • [H4] Asynchronous IO processing
  • [H4] One of the fastest HTTP servers
  • [H4] Dependency injection library
  • [H4] The fastest JVM serializer
  • [H4] Class generation on the fly
  • [H4] Speeding up your code
  • [H4] Managing file systems
  • [H4] Binary protocol for microservices
  • [H4] 174.6 Krps
  • [H4] ActiveJ
  • [H4] 60.1 Krps
  • [H4] Spring
  • [H4] 7.2 Mrps
  • [H4] ActiveJ
  • [H4] 1.3 Mrps
  • [H4] Guice
  • [H4] 1.3 Krps
  • [H4] Spring
  • [H4] 77.2 Mrps
  • [H4] ActiveJ
  • [H4] 11.7 Mrps
  • [H4] JDK
  • [H4] 1.4 MB
  • [H4] ActiveJ
  • [H4] 17 MB
  • [H4] Spring
  • [H4] 0.65 Sec
  • [H4] ActiveJ
  • [H4] 14 Sec
  • [H4] Spring
  • [H4] 546 ns/op
  • [H4] ActiveJ
  • [H4] 631 ns/op
  • [H4] Cofler
  • [H4] 1187 ns/op
  • [H4] Protostuff
  • [H4] 1238 ns/op
  • [H4] Dsl-json
  • [H4] 1398 ns/op
  • [H4] Kryo
  • [H4] 1649 ns/op
  • [H4] Protobuf
  • [H4] 1005 ns/op
  • [H4] Naive DSL
  • [H4] 125.5 ns/op
  • [H4] Handcrafted code
  • [H4] 126 ns/op
  • [H4] DSL, Specializer ON
  • [H4] 2420.3 ns/op
  • [H4] ActiveJ Inject, Specializer OFF
  • [H4] 1545 ns/op
  • [H4] ActiveJ Inject, Specializer ON

Images

We found 10 images on this web page.

Good, most or all of your images have alt attributes.

Text/HTML Ratio

Ratio : 8%

This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.

Flash

Perfect, no Flash content has been detected on this page.

Iframe

Great, there are no Iframes detected on this page.

URL Rewrite

Good. Your links looks friendly!

Underscores in the URLs

We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.

In-page links

We found a total of 5 links including 1 link(s) to files

Anchor Type Juice
baseUrl configuration External Passing Juice
Skip to main content Internal Passing Juice
Docs Internal Passing Juice
Tutorials Internal Passing Juice
Blog Internal Passing Juice

SEO Keywords

Keywords Cloud

launcher eventloop void activej inject class http nsop main example

Keywords Consistency

Keyword Content Title Keywords Description Headings
activej 12
nsop 11
main 10
class 9
launcher 7

Usability

Url

Domain : datakernel.io

Length : 13

Favicon

Great, your website has a favicon.

Printability

We could not find a Print-Friendly CSS.

Language

Good. Your declared language is en.

Dublin Core

This page does not take advantage of Dublin Core.

Document

Doctype

HTML 5

Encoding

Perfect. Your declared charset is UTF-8.

W3C Validity

Errors : 0

Warnings : 0

Email Privacy

Great no email address has been found in plain text!

Deprecated HTML

Great! We haven't found deprecated HTML tags in your HTML.

Speed Tips

Excellent, your website doesn't use nested tables.
Too bad, your website is using inline styles.
Great, your website has few CSS files.
Perfect, your website has few JavaScript files.
Perfect, your website takes advantage of gzip.

Mobile

Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content

Optimization

XML Sitemap

Great, your website has an XML sitemap.

https://activej.io/

Robots.txt

https://datakernel.io/robots.txt

Great, your website has a robots.txt file.

Analytics

Great, your website has an analytics tool.

   Google Analytics

PageSpeed Insights

Device
Categories

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