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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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Question
iOS Question
Crash during B4i compilation (hosted) missing files?
noega33
Saturday at 9:41 AM
iOS Questions
Replies
12
Views
213
6 minutes ago
noega33
N
Question
B4J Question
MacSigner - Package
Arnaud
Mar 18, 2026
B4J Questions
Replies
14
Views
544
32 minutes ago
Arnaud
Photo of the day Quick Basic 4.5
Beja
Yesterday at 9:29 AM
Chit Chat
Replies
14
Views
242
53 minutes ago
Lello1964
Question
Android Question
AppName not responding
LucasHeer
Saturday at 11:36 AM
Android Questions
Replies
19
Views
482
Today at 12:04 PM
LucasHeer
Finally: DOOM made using CSS
Sandman
Today at 10:03 AM
Chit Chat
Replies
2
Views
91
Today at 11:00 AM
ilan
Question
Android Question
Got a Pixel phone + usb connection + Android 16?
Sandman
Today at 10:55 AM
Android Questions
Replies
0
Views
56
Today at 10:55 AM
Sandman
Modification of an old thread concerning the creation of an ARDUINO vehicle by DIY enthusiasts
Marc DANIEL
Yesterday at 1:36 PM
🐢👩🏫 Teaching Programming with B4X
Replies
7
Views
145
Today at 10:53 AM
Marc DANIEL
Question
B4J Question
Headless JavaFX in Console App
xulihang
Today at 7:09 AM
B4J Questions
Replies
1
Views
91
Today at 10:06 AM
Daestrum
Question
iOS Question
Hosted vs Local builder
ilan
Yesterday at 7:47 AM
iOS Questions
Replies
6
Views
163
Today at 9:11 AM
ilan
Article
B4A Library
TimeLineView
somed3v3loper
Jul 26, 2017
Additional libraries, classes and official updates
Replies
14
Views
7K
Today at 8:16 AM
Almora
Article
Android Example
Creating MS Word Docx in Android
Johan Schoeman
Mar 22, 2026
Tutorials & Examples
Replies
6
Views
399
Today at 7:42 AM
PaulMeuris
P
Question
B4J Question
How to send whatsapp message with attachment via B4J code?
amorosik
Thursday at 5:14 PM
B4J Questions
Replies
9
Views
449
Today at 7:27 AM
alwaysalearner
A
Article
B4R Library
rDS18B20
rwblinn
Saturday at 11:36 AM
B4R Libraries
Replies
5
Views
203
Today at 6:27 AM
rwblinn
N
Android developers fees, starting September
Num3
Mar 12, 2026
Chit Chat
Replies
17
Views
1K
Today at 4:11 AM
incendio
Article
B4J Tutorial
Its time to AI in B4X
aziznetstudio
Today at 3:32 AM
B4J Tutorials
Replies
0
Views
95
Today at 3:32 AM
aziznetstudio
Article
B4J Library
An SSH library courtesy of MS Copilot - B4JSSH - now the Ferrari version
JackKirk
Tuesday at 2:14 AM
B4J Libraries & Classes
Replies
13
Views
436
Today at 2:24 AM
JackKirk
Games
omar faiez 572
Oct 1, 2025
Arabic Forum
Replies
3
Views
668
Yesterday at 10:31 PM
Beja
Question
Android Question
Responsive Font Size?
Maxcfgos
Yesterday at 11:22 AM
Android Questions
Replies
2
Views
131
Yesterday at 4:57 PM
William Lancee
Solved
Android Question
XLUTILS
Johan Schoeman
Mar 21, 2026
Android Questions
Replies
3
Views
302
Yesterday at 3:25 PM
Erel
M
Question
B4J Question
How to create an Executable Windows file
Maxjonz
Yesterday at 3:15 PM
B4J Questions
Replies
2
Views
110
Yesterday at 3:22 PM
Maxjonz
M
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