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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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J
Article
B4A Library
Tiles_JE
Jerryk
Jul 2, 2025
Additional libraries, classes and official updates
Replies
13
Views
2K
5 minutes ago
Jerryk
J
2026 is near...
Sagenut
Today at 2:40 PM
Chit Chat
Replies
2
Views
63
Today at 4:32 PM
peacemaker
Transform a buzzer into a piano
Marc DANIEL
Dec 24, 2025
🐢👩🏫 Teaching Programming with B4X
Replies
4
Views
287
Today at 1:22 PM
Marc DANIEL
Bug?
Path to Private Sign Key not retained
smasher230
Today at 7:28 AM
Bugs & wishlist
Replies
3
Views
64
Today at 1:07 PM
Erel
Question
iOS Question
Developer Mode Required
stingrae
Today at 8:34 AM
iOS Questions
Replies
4
Views
71
Today at 1:04 PM
Erel
Article
B4J Library
HMITiles
rwblinn
Dec 17, 2025
B4J Libraries & Classes
Replies
2
Views
441
Today at 11:24 AM
rwblinn
OH! The IRONY
MrKim
Today at 10:58 AM
Chit Chat
Replies
1
Views
80
Today at 11:23 AM
emexes
E
2025 Year in Code - Check My 3D GitHub City!
aeric
Today at 9:06 AM
Chit Chat
Replies
5
Views
118
Today at 10:25 AM
Alexander Stolte
Article
Share My Creation
Creatures
kimstudio
Today at 9:49 AM
B4J Share Your Creations
Replies
0
Views
69
Today at 9:49 AM
kimstudio
2024 Year in Code
Alexander Stolte
Dec 19, 2024
Chit Chat
Replies
11
Views
2K
Today at 9:01 AM
aeric
Merry Christmas and happy new year!
Erel
Dec 24, 2025
Chit Chat
Replies
8
Views
551
Today at 8:34 AM
ElricDawes
E
Question
Android Question
Parsing a date with complex conditions using AI
Sergey_New
Saturday at 6:54 PM
Android Questions
2
3
Replies
42
Views
759
Today at 7:47 AM
QSerg
Q
T
Question
Android Question
If List1 = List2 doesn't work
Tim Chapman
Monday at 8:06 AM
Android Questions
2
Replies
29
Views
615
Today at 6:29 AM
Erel
Y
Question
Android Question
How to use Accessibility
yshzsl
Yesterday at 3:00 PM
Android Questions
Replies
1
Views
95
Today at 6:11 AM
Erel
R
Question
Android Question
Pause code while sound file plays
RB Smissaert
Monday at 3:25 PM
Android Questions
Replies
3
Views
157
Today at 5:58 AM
Erel
J
Question
Android Question
BLE2 Library issue. ("Unknown Type: ble2")
JacoMuller
Friday at 3:41 AM
Android Questions
Replies
5
Views
287
Yesterday at 10:29 PM
JacoMuller
J
Question
B4R Question
Arduino Uno Q - First Look - AppLab
hatzisn
Friday at 6:21 AM
B4R Questions
Replies
5
Views
233
Yesterday at 2:57 PM
hatzisn
This explains why Windows 11 get hated and I can't agree more
aeric
Sunday at 6:08 AM
Chit Chat
Replies
6
Views
311
Yesterday at 1:54 PM
SparkOut
S
Question
B4J Question
How to use AI systems to verify entire project code
amorosik
Sep 1, 2025
B4J Questions
Replies
17
Views
1K
Yesterday at 9:30 AM
Erel
M
Question
Android Question
Permission denied to open Bluetooth device in Android 15
mario53
Dec 21, 2025
Android Questions
Replies
13
Views
548
Yesterday at 8:17 AM
mario53
M
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