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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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B4X Programming Forum
New Posts
B4A - Android
Android Questions
Please post any technical question in this forum.
Threads
71.1K
Messages
408.6K
Sub-forums
Sub-forums
Libraries developers questions
Messages
408.6K
Android Question
Bluetooth search stops working after moving to b4xPage
2 minutes ago
Erel
Tutorials & Examples
Android development starts here.
Please do not post questions in this sub-forum.
Threads
1.3K
Messages
28.4K
Messages
28.4K
Android Example
B4Xgoodies_from_walt61 Online
Saturday at 11:46 AM
AnandGupta
Additional libraries, classes and official updates
Users contributed libraries, classes and official updates.
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2.2K
Messages
68.5K
Sub-forums
Sub-forums
Old Libraries Archive
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68.5K
B4A Library
[class] ML Kit Subject Segmentation
20 minutes ago
Erel
Code Snippets
A place to share useful code snippets.
Threads
782
Messages
4.3K
Messages
4.3K
Android Code Snippet
[B4X] check if the time format is 12h or 24h format
Apr 21, 2024
klaus
Bugs & wishlist
The place to discuss bugs and missing features.
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6K
Messages
26.2K
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26.2K
Wish
ML_kit Selfie Segmentation
Yesterday at 3:31 PM
toby
Share Your Creations
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2K
Messages
14.8K
Messages
14.8K
J
Share My Creation
360 degree video viewer
Friday at 5:49 PM
js486dog
B4i - iOS
iOS Questions
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9.6K
Messages
50.5K
Messages
50.5K
D
iOS Question
Error: security: SecKeychainItemImport: MAC verification failed during PKCS12 import (wrong password?)
Today at 12:36 AM
Davisbc
iOS Tutorials
Threads
165
Messages
2.5K
Messages
2.5K
iOS Tutorial
ITMS-91053: Missing API declaration
Mar 28, 2024
Erel
iOS Libraries
Threads
208
Messages
2.8K
Messages
2.8K
T
B4i Library
[class] Altimeter
Apr 7, 2024
Tonrad
iOS Code Snippets
Threads
128
Messages
468
Messages
468
iOS Code Snippet
Using OBJC to find the values of native constants
Mar 19, 2024
tucano2000
iOS Bugs & Wishlist
Threads
716
Messages
2.8K
Messages
2.8K
Bug?
"TOP" and "BOTTOM" don't work in B4i, Solved
Apr 13, 2024
Alexander Stolte
iOS Share Your Creations
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Threads
156
Messages
874
Messages
874
Share My Creation
CleanTasks - a minimalist to-do list
Thursday at 9:36 AM
Alexander Stolte
B4J - Desktop, Server and Raspberry Pi
B4J Questions
Threads
14.5K
Messages
82.6K
Messages
82.6K
B4J Question
Raspberry 3B with Buster Lite 32 bits - B4J GUI not working
37 minutes ago
Erel
B4J Tutorials
Threads
798
Messages
7.3K
Messages
7.3K
B4J Tutorial
ABMaterial - "Add to Home Screen" functionality - principally for Android Chrome and iOS Safari
Saturday at 6:10 AM
JackKirk
B4J Libraries & Classes
Threads
694
Messages
11.2K
Messages
11.2K
B4J Library
[Web] WebAPI Controller
Yesterday at 5:22 PM
aeric
B4J Code Snippets
Threads
465
Messages
1.7K
Messages
1.7K
B4J Code Snippet
[B4X] MiniORMUtils - SQL Query Builder
Yesterday at 5:35 PM
aeric
B4J Bugs & Wishlist
Threads
1.2K
Messages
5.1K
Messages
5.1K
Wish
Multiple installations for B4X
Apr 17, 2024
Swissmade
B4J Share Your Creations
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Threads
592
Messages
5K
Messages
5K
Share My Creation
[Project Template] [Web] API Server 2
Yesterday at 6:08 PM
aeric
B4R - Arduino, ESP8266 and ESP32
B4R Questions
Threads
2.1K
Messages
12.2K
Sub-forums
Sub-forums
Libraries developers questions
Messages
12.2K
C
B4R Question
question about RCSwitch
Today at 6:39 AM
candide
B4R Tutorials
Threads
202
Messages
1.2K
Messages
1.2K
B4R Tutorial
I3C
Saturday at 8:50 AM
hatzisn
B4R Libraries
Additional libraries
Threads
136
Messages
836
Messages
836
B4R Library
rControllino
Apr 1, 2024
Johan Schoeman
B4R Code Snippets
Threads
118
Messages
352
Messages
352
B4R Code Snippet
Useful defines
Mar 25, 2024
Daestrum
B4R Bugs & Wishlist
Threads
247
Messages
1K
Messages
1K
L
Bug?
[Board selector] error
Mar 19, 2024
Lee Ingram
B4R Share Your Creations
Threads
109
Messages
343
Messages
343
Share My Creation
Waveform Generator AD9833
Apr 4, 2024
moty22
General
The Business Forum
The place for business (ads, sales, money, ...) related questions and tips.
Threads
432
Messages
3.3K
Messages
3.3K
Web based Point of Sales system
Friday at 7:55 AM
aeric
🐢 👩🏫 👨🏫 Teaching Programming with B4X
B4X is a great option for teaching programming.
This forum is intended for parents and teachers who teach or like to teach programming using B4X.
Threads
105
Messages
1.2K
Messages
1.2K
Using a 2.9 inch E-Paper Display with ARDUINO
Apr 6, 2024
Marc DANIEL
Share Your B4X Story
What are you using B4X for? What have you learnt along the way?
Threads
46
Messages
423
Messages
423
No regret building MiniORM
Apr 19, 2024
aeric
Game Development
Game development related questions and discussions
Threads
351
Messages
3.2K
Messages
3.2K
Games
And a puzzle bobble (bubble shooter) game?
Apr 4, 2024
andymc
Chit Chat
The place for open discussions.
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4.7K
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41.2K
Messages
41.2K
Frustrated enough
Today at 2:56 AM
jroriz
Forum Discussion
Please post any question or idea regarding the forum here.
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912
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5.7K
Messages
5.7K
Spam threads
Apr 15, 2024
Erel
Job Offers
Do you have a job offer / project for developers? Post it here.
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830
Messages
3.6K
Messages
3.6K
I am looking for an experienced developer
Thursday at 11:01 PM
Brian Michael
More Languages
Italian Forum
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4.7K
Messages
56.8K
Messages
56.8K
Italian
[Risolto](B4J)B4XPages, come cambiare i valori del secondo Form Width-Height?
Saturday at 5:05 PM
XorAndOr
German Forum
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15.7K
Sub-forums
Sub-forums
German Tutorials
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German
EYOYO Barcode Scanner über Tastatur eingeschliffen
Yesterday at 4:44 PM
Martin Domian
Spanish Forum
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19K
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19K
Spanish
Ayuda con subir imagen por ftp o HttpJob [SOLUCIONADO]
Thursday at 3:30 PM
josejad
French Forum
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642
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3.6K
Sub-forums
Sub-forums
French Tutorials
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3.6K
French
File.DirRootExternal = disque dur ?
Yesterday at 9:16 AM
klaus
Portuguese Forum
Threads
206
Messages
958
Messages
958
M
Emulador Android para Windows?
Apr 13, 2024
MiriamPowell
Chinese Forum
Threads
237
Messages
764
Sub-forums
Sub-forums
Chinese Tutorials
Messages
764
有没有大神提供一下APK升级的代码
Mar 27, 2024
byz
Even More Languages
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321
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1.2K
Sub-forums
Sub-forums
Russian Forum
Thai Forum
Arabic Forum
Dutch Forum
Hebrew Forum
Japanese Forum
Romanian Forum
Polish Forum
Turkish Forum
Czech Forum
Bahasa Malaysia Forum
Korean Forum
Messages
1.2K
[บทเรียน,B4A] การนำแอพที่เขียนได้ ขึ้น Play Store
Thursday at 4:06 AM
Theera
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Link
Latest libraries
AS_Draw
By: Alexander Stolte
version: 1.10
Platforms: B4A, B4i, B4J
Segmentation
By: Erel
version: 1.00
Platforms: B4A
AS_Chips
By: Alexander Stolte
version: 1.10
Platforms: B4A, B4i, B4J
AS_CheckBoxAdvanced
By: Alexander Stolte
version: 1.02
Platforms: B4A, B4i, B4J
AS_ScrollingChips
By: Alexander Stolte
version: 2.05
Platforms: B4A, B4i, B4J
AS_TabMenuAdvanced
By: Alexander Stolte
version: 1.17
Platforms: B4A, B4i, B4J
Index
Latest posts
Android Question
Bluetooth search stops working after moving to b4xPage
Latest: Erel
2 minutes ago
Android Questions
Android Question
Cross-platform grid code: B4A is not equal B4J
Latest: peacemaker
11 minutes ago
Android Questions
B4A Library
[class] ML Kit Subject Segmentation
Latest: Erel
20 minutes ago
Additional libraries, classes and official updates
B4J Question
Raspberry 3B with Buster Lite 32 bits - B4J GUI not working
Latest: Erel
37 minutes ago
B4J Questions
Android Question
error: resource android:attr/lStar not found - androidx.core:core 1.13.0
Latest: Erel
41 minutes ago
Android Questions
Android Question
how to use sqlite3_load_extension?
Latest: Erel
42 minutes ago
Android Questions
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