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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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Latest activity
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asales
reacted to
Alexander Stolte's post
in the thread
B4A Library
[B4X] [XUI] AS PremiumSummary [Payware]
with
Like
.
Detailed tutorials, such as the connection with the iStore library, will follow soon. Planned features: Testimonials Another...
Feb 23, 2026
JakeBullet70
reacted to
zed's post
in the thread
Share My Creation
MarkCraft - Markdown Editor
with
Like
.
MarkCraft - Markdown Editor Version 1.0 A modern, fast, and intuitive Markdown editor, developed in B4J. It combines a user-friendly...
Feb 23, 2026
Mashiane
replied to the thread
B4AI:基於 B4X 的 Agent-Friendly 應用架構(個人提案)
.
标题有缺陷,因为该提案讨论的是“对智能体友好”的系统:它们应当暴露领域语义与受治理的操作,而不只是 UI 点击。 “B4AI” 并不会消除对 Web 边界协议的需求;它只是强调“把你的核心设计做得更好”。 DRAFT...
Feb 23, 2026
josejad
replied to the thread
B4R Question
MQTT port 1883 blocked on mobile networks (4G/)? Is this expected and what is the best workaround?
.
Is your server published in internet or is a local server at home? If it's the second case, you should open your router port and...
Feb 23, 2026
josejad
replied to the thread
Spanish
[SOLUCIONADO] SQL, me borra cosa rara
.
Esto es raro, debería pasar si el último parámetro de Initialize fuera TRUE ¿Puedes poner a TRUE el initialize de la tabla que te...
Feb 23, 2026
JakeBullet70
reacted to
Blueforcer's post
in the thread
Share My Creation
B4XCopilot - A.I. Assistant
with
Like
.
Introducing B4X Copilot: Harness the Power of AI in Your B4X IDE B4X Copilot is an inofficial external tool completely written in...
Feb 23, 2026
JakeBullet70
reacted to
Cableguy's post
in the thread
Android Question
What is the best AI for generating B4X apps?
with
Haha
.
each time I read something like this, it reminds me that episode os the simpsons, where Homer gets to create "his dream car"....
Feb 23, 2026
Mashiane
posted the thread
Developing a Data Collection Platform to work offline with GIS Maps
in
Chit Chat
.
Hi Fam Im working on a data collection platform, more like google forms / microsoft forms / survey app. This however needs to work with...
Feb 23, 2026
fredo
reacted to
zed's post
in the thread
Share My Creation
MarkCraft - Markdown Editor
with
Like
.
MarkCraft - Markdown Editor Version 1.0 A modern, fast, and intuitive Markdown editor, developed in B4J. It combines a user-friendly...
Feb 23, 2026
hatzisn
reacted to
Peter Simpson's post
in the thread
B4J Library
Win32 Release: Window Control, Clipboard, Services, Power, Processes, System Info +
with
Like
.
Hello everyone, Yet another library from early last year whilst I was trying to learn more about B4X libraries. This is not converted...
Feb 23, 2026
aminoacid
replied to the thread
B4R Question
MQTT port 1883 blocked on mobile networks (4G/)? Is this expected and what is the best workaround?
.
Try TELNET (see post#2). There are several Telnet clients available for iOS and Android. Which mobile platform do you use?
Feb 23, 2026
LGS
reacted to
Erel's post
in the thread
Other
Subscribe to B4J library updates
with
Like
.
Subscribe to this thread to be notified of B4J library updates.
Feb 23, 2026
Mashiane
reacted to
T201016's post
in the thread
Share My Creation
MakeB4XLib - Creating libraries *.B4Xlib
with
Like
.
Hi, Here is the pre - announced new function of batch compilation of projects : Update: 1.7.0.1 - to continue to Google Drive. (A...
Feb 23, 2026
aeric
reacted to
Daestrum's post
in the thread
Fun project I am working on
with
Like
.
I have currently got working, the ability to inline java into B4J not like #If JAVA ...#End If, but inside a sub if needed. It's still...
Feb 23, 2026
Mashiane
reacted to
LucaMs's post
in the thread
Tool
[B4X] JsonLayouts - synchronize json and binary layouts
with
Like
.
O.T. That dear Copilot wrote a class for me that generates a text file (with TABs, useful for Excel) based on those JSON files. Copilot...
Feb 23, 2026
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