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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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ilan
replied to the thread
Finally: DOOM made using CSS
.
ok now it make sense:
Mar 30, 2026
ilan
replied to the thread
Finally: DOOM made using CSS
.
how is this possible? like collision detection?
Mar 30, 2026
LucasHeer
replied to the thread
Android Question
AppName not responding
.
Scrcpy was amazing! It worked great for the longest time, and then recently.. Like overnight, this "App not responding" issue started...
Mar 30, 2026
Marc DANIEL
replied to the thread
Modification of an old thread concerning the creation of an ARDUINO vehicle by DIY enthusiasts
.
AMAZON - ALI EXPRESS
Mar 30, 2026
Filippo
reacted to
Beja's post
in the thread
Photo of the day Quick Basic 4.5
with
Like
.
The last Basic version and the first Basic compiler that produced a stand-alone exe file
Mar 30, 2026
Daestrum
replied to the thread
B4J Question
Headless JavaFX in Console App
.
It does work, but not how you seem to think it does. It is still a UI application; it just doesn't attempt to use any graphics output...
Mar 30, 2026
ilan
replied to the thread
iOS Question
Hosted vs Local builder
.
actually it worked! thanks Erel 🙏🙏🙏
Mar 30, 2026
N
noega33
replied to the thread
iOS Question
Crash during B4i compilation (hosted) missing files?
.
Hi Erel, Very "professional"=> I will try to explain for the last time... I will also try to explain for the x time... :) 1) I had an...
Mar 30, 2026
NikB4x
reacted to
MicroDrie's post
in the thread
B4J Library
An SSH library courtesy of MS Copilot - B4JSSH - now the Ferrari version
with
Like
.
Thank you for sharing this information.
Mar 30, 2026
Arnaud
replied to the thread
B4J Question
MacSigner - Package
.
Please find 2 screenshots on the certifcate Apple page, one certificate for smartphone tabell, certificate that we can revoke, and the...
Mar 30, 2026
Serge Bertet
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
BillMeyer
reacted to
amorosik's post
in the thread
B4J Question
How to send whatsapp message with attachment via B4J code?
with
Like
.
Only for developer, 3 chat https://green-api.com/en
Mar 30, 2026
BillMeyer
reacted to
Mariano Ismael Castro's post
in the thread
B4J Question
How to send whatsapp message with attachment via B4J code?
with
Like
.
You can use GreenApi with the free plan. More information https://www.b4x.com/android/forum/threads/b4x-greenapi-whatsapp-api.157101/
Mar 30, 2026
BillMeyer
reacted to
alwaysalearner's post
in the thread
B4J Question
How to send whatsapp message with attachment via B4J code?
with
Like
.
IMHO, Green API is the best option. Its free for up to certain level. https://green-api.com/en . I am using it to send daily Good...
Mar 30, 2026
Marc DANIEL
replied to the thread
Modification of an old thread concerning the creation of an ARDUINO vehicle by DIY enthusiasts
.
AMAZON Ali Express
Mar 30, 2026
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