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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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Additional libraries, classes and official updates
Users contributed libraries, classes and official updates.
Old Libraries Archive
Libraries in this sub-forum are no longer maintained and in most cases should not be used.
Threads
131
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7.4K
Messages
7.4K
Lotti
Sep 25, 2025
mcqueccu
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J
[B4X] Simple stackable expandable business card view
John Naylor
Jul 29, 2025
Replies
0
Views
588
Jul 29, 2025
John Naylor
J
[B4X] Supabase - The Open Source Firebase alternative
Alexander Stolte
Aug 27, 2023
2
3
4
Replies
63
Views
34K
Jul 29, 2025
Alexander Stolte
[B4X] BR_B4XFloatTextField
Lucas Siqueira
Sep 4, 2020
Replies
11
Views
7K
Jul 29, 2025
Lucas Siqueira
[B4X] [XUI] XQ BreadCrumbs
fat32
Apr 5, 2024
Replies
3
Views
2K
Jul 28, 2025
DonManfred
[class][B4X] Microsoft OAuth2
josejad
Nov 10, 2024
Replies
5
Views
2K
Jul 27, 2025
josejad
H
ImageSlideshow For B4A
hongthuanjsc
Sep 19, 2020
Replies
10
Views
5K
Jul 27, 2025
Ferdari
[B4X] ediChart A library for creating PIE charts with rounded edges & Piramid Chart & More
valerioup
Jul 22, 2025
Replies
12
Views
2K
Jul 26, 2025
Mehrzad238
Camera2Torch - Torch using B4A's Camera2 library
OliverA
Jan 12, 2023
Replies
4
Views
4K
Jul 24, 2025
Magma
Digital Ink Recognition based on ML Kit
Erel
Jan 19, 2025
2
Replies
22
Views
4K
Jul 22, 2025
Erel
PndAudioExoPlayer - For online radio stations apps
Pendrush
Mar 15, 2022
2
Replies
38
Views
14K
Jul 21, 2025
Janusz Chmiel
J
[class] DocumentScanner based on Google ML Kit
Erel
Apr 17, 2024
Replies
19
Views
9K
Jul 20, 2025
Erel
W
B4Xgoodies: a maintained library/class/code module/... inventory (last updated 2025-12-06)
walt61
Jul 14, 2015
2
3
4
Replies
61
Views
196K
Jul 19, 2025
walt61
W
OCR - Extracting text from a bitmap using the Play Services Vision API
Johan Schoeman
Oct 18, 2017
2
3
Replies
40
Views
20K
Jul 18, 2025
Johan Schoeman
Midi System3 driver and library update Beta
stevel05
Jul 17, 2025
Replies
0
Views
522
Jul 17, 2025
stevel05
[B4X] SP IFStatus - Check if interface status (WiFi, cell network data or LAN) has enabled or disabled
Sergio Haurat
Jun 27, 2024
Replies
2
Views
2K
Jul 17, 2025
alwaysalearner
A
Midi Driver Lib
stevel05
Jan 3, 2015
2
Replies
33
Views
14K
Jul 16, 2025
stevel05
MidiSystem
stevel05
Feb 1, 2015
2
Replies
39
Views
17K
Jul 15, 2025
stevel05
Locked
Crashlytics - crash reports
Erel
Dec 21, 2017
2
3
Replies
41
Views
31K
Jul 9, 2025
Erel
W
wmSMA - read data from an SMA Sunny Boy inverter [B4X][Class]
walt61
Jul 8, 2025
Replies
0
Views
556
Jul 8, 2025
walt61
W
1D and 2D Barcode Scanner with ZXING - another Barcode Scanner that is 100% embedded in B4A
Johan Schoeman
Feb 20, 2016
2
3
4
Replies
79
Views
55K
Jul 7, 2025
Magma
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