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Welcome to B4X forum!
B4X is a set of simple and powerful cross platform RAD tools:
B4A
(free) - Android development
B4J
(free) - Desktop and Server development
B4i
- iOS development
B4R
(free) - Arduino, ESP8266 and ESP32 development
All developers, with any skill level, are welcome to
join the B4X community
.
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Latest activity
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Latest activity
Johan Schoeman
reacted to
William Lancee's post
in the thread
B4J Tutorial
[B4X][ListOfArrays] Evaluating Expressions Of Columns in a ListOfArrays
with
Like
.
Consider a ListOfArrays with columns "A", "B", and "C" with 5 rows of numbers. You would like to see the result of A + B * C. This is...
Mar 31, 2026
William Lancee
replied to the thread
B4J Tutorial
[B4X][ListOfArrays] Evaluating Expressions Of Columns in a ListOfArrays
.
After one week, here is the wLOAExtras.b4xlib. This is my first published library - so please be gentle. Edit: I have moved this to the...
Mar 31, 2026
Johan Schoeman
reacted to
aziznetstudio's post
in the thread
B4J Tutorial
Its time to AI in B4X
with
Like
.
AI is not just a conversation engine or a solutions founder for developer , AI is now time saving , DONT use AI platform , use insted AI...
Mar 31, 2026
JGParamo
reacted to
Erel's post
in the thread
B4A Library
[B4X] BCTextEngine / BBCodeView - Text engine + BBCode parser + Rich Text View
with
Like
.
Be open minded. This is a cross platform library with several features: - Text drawing engine. - Text layout engine. - BBCode...
Mar 31, 2026
A
algPoS
posted the thread
Android Question
App has Stopped on Android
in
Android Questions
.
Hi All, Android is still new to me so please forgive me if this has been asked before I have just updated to B4A 13.40 and when I...
Mar 31, 2026
T
trvip
reacted to
aziznetstudio's post
in the thread
B4J Tutorial
Its time to AI in B4X
with
Like
.
AI is not just a conversation engine or a solutions founder for developer , AI is now time saving , DONT use AI platform , use insted AI...
Mar 30, 2026
LucasHeer
reacted to
Scantech's post
in the thread
Share My Creation
B4J PIC Bootloader Uploader
with
Like
.
PIC Microcontroller Projects & B4J Uploader Firmware Repository This repository contains a collection of firmware projects for various...
Mar 30, 2026
Mashiane
reacted to
aziznetstudio's post
in the thread
B4J Tutorial
Its time to AI in B4X
with
Like
.
AI is not just a conversation engine or a solutions founder for developer , AI is now time saving , DONT use AI platform , use insted AI...
Mar 30, 2026
Mashiane
reacted to
Erel's post
in the thread
Android Code Snippet
[B4X] [XUI] Accurate Text Measurement and Drawing
with
Like
.
(It took me 7 years to get this one right.) XUI v1.60 includes a new method named B4XCanvas.MeasureText. This method accurately...
Mar 30, 2026
Mashiane
reacted to
Sandman's post
in the thread
Finally: DOOM made using CSS
with
Like
.
https://cssdoom.wtf/ And here is an article by the creator*...
Mar 30, 2026
S
Scantech
posted the thread
Share My Creation
B4J PIC Bootloader Uploader
in
B4J Share Your Creations
.
PIC Microcontroller Projects & B4J Uploader Firmware Repository This repository contains a collection of firmware projects for various...
Mar 30, 2026
mcqueccu
reacted to
aziznetstudio's post
in the thread
B4J Tutorial
Its time to AI in B4X
with
Like
.
AI is not just a conversation engine or a solutions founder for developer , AI is now time saving , DONT use AI platform , use insted AI...
Mar 30, 2026
mcqueccu
reacted to
Marc DANIEL's post
in the thread
Modification of an old thread concerning the creation of an ARDUINO vehicle by DIY enthusiasts
with
Like
.
This is an edit to an old thread Build your own arduino car For DIY enthusiasts, it is possible to build an Arduino car using more or...
Mar 30, 2026
mcqueccu
reacted to
xulihang's post
in the thread
B4J Question
Headless JavaFX in Console App
with
Like
.
JavaFX 26 has added support for headless mode: https://gluonhq.com/introducing-the-headless-platform-for-javafx/ Can we use JavaFX...
Mar 30, 2026
Beja
reacted to
Lello1964's post
in the thread
Photo of the day Quick Basic 4.5
with
Like
.
Apple //e Basic 1981
Mar 30, 2026
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