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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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Brian Michael
replied to the thread
Android Example
Turn an old Android phone into your own SMS Gateway (Firebase trigger + SENT/DELIVERED tracking)
.
Excelent! I did the same project, just a few differences but at the end the same result. Awesome job!
Mar 9, 2026
tummosoft
reacted to
Erel's post
in the thread
Android Code Snippet
[B4X] Throw errors / exceptions
with
Like
.
Cross platform code to raise exceptions. Mostly Useful for libraries development. Private Sub ThrowError(Message As String)...
Mar 9, 2026
chjk
posted the thread
B4J Question
How to move an window to linux desktop outside
in
B4J Questions
.
How to move an window to linux desktop outside, Now we can only move windows within the desktop! Sub Process_Globals Private fx As...
Mar 9, 2026
pixet
replied to the thread
Share My Creation
Complete Source Code: Checkers Game in B4XPages [Source Code Sale]
.
Hi Lucas, Thanks for sharing.
Mar 9, 2026
Martin Fdez
reacted to
unmateria's post
in the thread
Tool
MCP Server for B4A
with
Like
.
Hi! :) I was looking but I dont really know where I should post this, so really excuse me if do wrong in my first post! :-) I just want...
Mar 9, 2026
avalle
reacted to
Peter Simpson's post
in the thread
B4A Library
Modbus Master / Client - TCP Library
with
Like
.
Hello Below is a screenshot of my very basic test application, so yes, kind of. You can write to the apps coils and registers and read...
Mar 9, 2026
timwil
replied to the thread
Android Question
okHttp Headers question
.
Sorry I am just freaking out Request.SetContentType("text/plain") and it works!
Mar 9, 2026
B
Balasubramanian
reacted to
scsjc's post
in the thread
Android Example
Turn an old Android phone into your own SMS Gateway (Firebase trigger + SENT/DELIVERED tracking)
with
Like
.
Turn an Old Android Phone into Your Own SMS Gateway (Firebase trigger + SENT / DELIVERED tracking – Minimal example) For a long time I...
Mar 9, 2026
timwil
replied to the thread
Android Question
okHttp Headers question
.
And from my windows based system HTTP_X_API_KEY : API key goes here CONTENT_TYPE : text/plain so the content type was swapped by...
Mar 8, 2026
timwil
replied to the thread
Android Question
okHttp Headers question
.
I pointed the request to a server that I control to see how the headers are retrieved I sent...
Mar 8, 2026
tummosoft
reacted to
Blueforcer's post
in the thread
B4A Library
LlamaEngine - Local LLMs
with
Like
.
LlamaEngine - Run LLM Models Locally on Android Run large language models (LLMs) directly on your Android device - no internet, no API...
Mar 8, 2026
T
thetrueman
replied to the thread
B4R Tutorial
Home Control 4
.
mmm very nice apps and animations... 👍 :)👍
Mar 8, 2026
TheFalcon
replied to the thread
Spanish
[SOLUCIONADO] SQL, me borra cosa rara
.
Me sigue fallando pero e probado a crear una BD Nueva, e ir creando Columna por columna, cuando creo la Tabla Articulo con todas sus...
Mar 8, 2026
T
thetrueman
reacted to
zed's post
in the thread
B4R Question
CallSubPlus(variableString....) Not possible at all?
with
Like
.
You cannot pass a subroutine name as a variable in B4R, because the compiler converts all non-constant strings to fixed values at...
Mar 8, 2026
timwil
replied to the thread
Android Question
okHttp Headers question
.
I just finished developing this on a PHP based server. When I did not have the correct headers I got 415 and 401. When I included the...
Mar 8, 2026
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