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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
B4J Question
Autonomous Packages (put several apps in one installation)
virpalacios
Yesterday at 3:48 AM
B4J Questions
Replies
3
Views
151
Today at 4:59 AM
Erel
P
Solved
B4J Question
B4J version 10.30 error Unknown type: initialized
PaulMeuris
Yesterday at 11:34 AM
B4J Questions
Replies
12
Views
201
Today at 1:24 AM
PaulMeuris
P
V
Italian
mi presento
VEGEboss
Thursday at 1:30 PM
Italian Forum
Replies
10
Views
225
Yesterday at 2:08 PM
amorosik
S
Question
Android Question
Help me send a POST request
Semendey
Yesterday at 12:45 PM
Android Questions
Replies
2
Views
114
Yesterday at 2:07 PM
Semendey
S
V
Italian
ve l'avevo detto...
VEGEboss
Yesterday at 9:06 AM
Italian Forum
Replies
1
Views
90
Yesterday at 1:37 PM
Sagenut
Article
Share My Creation
[B4J] MagmaGRID - Next Generation B4XTable 0$
Magma
Sep 2, 2025
B4J Share Your Creations
Replies
16
Views
1K
Yesterday at 12:20 PM
Magma
Question
B4R Question
Problem : connecting and selecting a board
rabbitBUSH
Thursday at 9:41 PM
B4R Questions
Replies
5
Views
126
Yesterday at 9:01 PM
rabbitBUSH
Question
iOS Question
Library not loaded: @rpath\/libswiftCore.dylib
DactilPlus
Thursday at 3:26 PM
iOS Questions
Replies
5
Views
126
Yesterday at 7:18 PM
aminoacid
B
Question
B4R Question
ESP32 Bluetooth
Brian Dean
Nov 24, 2025
B4R Questions
Replies
6
Views
363
Thursday at 9:53 PM
rabbitBUSH
Question
B4R Question
[Solved] Any way to connect rf24-nrf24l01-radio-modules to one module?
Beja
Thursday at 6:35 PM
B4R Questions
Replies
2
Views
132
Thursday at 7:38 PM
Beja
Question
iOS Question
Error creating keystore file
alimanam3386
Thursday at 3:44 PM
iOS Questions
Replies
5
Views
134
Thursday at 7:17 PM
alimanam3386
Question
B4J Question
Java.net protocol exception (status code 103)
Kevin
Tuesday at 9:12 PM
B4J Questions
Replies
7
Views
252
Thursday at 7:05 PM
Kevin
Question
iOS Question
Hosted Builder in Version 10.00 is missing iBarcode2-Lib
b4x-de
Thursday at 4:07 PM
iOS Questions
Replies
1
Views
97
Thursday at 4:46 PM
Erel
Bug?
#SignKeyFolder slightly broken 🤏
Sandman
Thursday at 4:07 PM
iOS Bugs & Wishlist
Replies
0
Views
73
Thursday at 4:07 PM
Sandman
Tired of buying new phones
KMatle
May 29, 2024
Chit Chat
Replies
18
Views
3K
Thursday at 3:52 PM
YvesB4
Y
P
Question
B4J Question
B4J send email, question about email sender ...
Pietro Pancino
Wednesday at 5:45 PM
B4J Questions
Replies
4
Views
217
Thursday at 2:08 PM
Pietro Pancino
P
You can influence AI responses!
William Lancee
Nov 24, 2025
Chit Chat
Replies
11
Views
671
Thursday at 1:28 PM
kimstudio
Article
Share My Creation
Gameboy emulator - proof of concept
madru
Nov 22, 2025
B4J Share Your Creations
Replies
6
Views
518
Thursday at 1:18 PM
kimstudio
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