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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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B4A - Android
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Android Questions
Please post any technical question in this forum.
Libraries developers questions
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1.3K
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8.1K
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8.1K
Java Question
Youtube Player lib problem
Nov 9, 2025
achank
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Change Orientation upside down
Matt S.
Jan 24, 2025
Answers
3
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966
Sep 19, 2025
Matt S.
UploadFileinWebView: FileProvider: Error
jkhazraji
Sep 18, 2025
Answers
2
Views
320
Sep 18, 2025
jkhazraji
Use MIDI sounds on Android
MasterGy
Sep 18, 2025
Answers
0
Views
278
Sep 18, 2025
MasterGy
C
No errors being returned by MediaPlayerStream
CRoberts
Sep 17, 2025
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2
Views
378
Sep 18, 2025
CRoberts
C
T
B4XTable dynamic row height?
Tony Tetley
Sep 12, 2025
Answers
3
Views
439
Sep 18, 2025
johnmie
How to achieve the effect of running horse lights in B4A?
bskotu555
Sep 18, 2025
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3
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423
Sep 18, 2025
aeric
How to migrate the code in the link to the B4X MainPage page for use?
bskotu555
Sep 18, 2025
Answers
1
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214
Sep 18, 2025
Alessandro71
T
B4XComboBox
Tony Tetley
Sep 17, 2025
Answers
2
Views
447
Sep 18, 2025
Tony Tetley
T
ASScheduler questions
JOSE RAMON
Sep 18, 2025
Answers
1
Views
241
Sep 18, 2025
Alexander Stolte
J
tabstripviewerpage, using same layout only the last page labels are updated
jimseng
Sep 17, 2025
Answers
4
Views
305
Sep 18, 2025
jimseng
J
C
ML Kit pose-detection problem
Cesaral
Sep 17, 2025
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2
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320
Sep 18, 2025
Cesaral
C
AS DatePicker Month selector Min/Max
fbritop
Sep 11, 2025
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3
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512
Sep 17, 2025
Alexander Stolte
Has something changed with WebView and current Android version?
Robert Valentino
Sep 16, 2025
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4
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539
Sep 17, 2025
Robert Valentino
Information on issuing fiscal receipts in Germany
Lello1964
Sep 17, 2025
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0
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260
Sep 17, 2025
Lello1964
S
Organizzazione Librerie. Error Maven artifact non trovato: androidx.asynclayoutinflater/asynclayoutinflater-appcompat Source: SlidingMenuWrapper
svitol
Sep 8, 2025
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7
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601
Sep 17, 2025
svitol
S
Anyway to use Download Tracker with Koofr (needs authorized string)
Robert Valentino
Sep 17, 2025
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1
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184
Sep 17, 2025
Robert Valentino
MySQL query statement for assistance
bskotu555
Sep 16, 2025
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9
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541
Sep 17, 2025
emexes
E
M
Android 4.4.2 (api 19) and http job
mtselection
Sep 15, 2025
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6
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695
Sep 17, 2025
mtselection
M
B
Reissue a Custom B4XDialog
bocker77
Sep 16, 2025
Answers
5
Views
572
Sep 17, 2025
bocker77
B
A
Applying sqlcipher-android-4.10.0.aar that fixes 16KB issues with SQLCipher
Alex_197
Aug 31, 2025
2
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28
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4K
Sep 17, 2025
Alex_197
A
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