Questions tagged [software]

Questions about software related to planning models or programming LEGO robots.

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91
votes
8answers
55k views

Do any programs exist that allow you to build your own LEGO manuals?

What I'm looking for is a program or website/webapp that allows "virtual" building of a LEGO model, step-by-step, and allows you to save these single steps to get a complete building plan in the end. ...
51
votes
2answers
11k views

Is there anything like a 'recipe generator' for LEGO models?

For me, most of the fun of LEGO toys, is building new things from the instructions. Rebuilding things can be fun, but if I know I have certain bricks (or even sets), is there somewhere to cross-...
21
votes
2answers
30k views

Is there a way to convert a 3D model into a lego sculpture?

After researching this question for a few days, I want to post it here so I can share what I learned in an answer, and hopefully learn some new techniques too. If anyone has found another way to do ...
19
votes
5answers
6k views

How can I create synthetic imagery (rendering) of LEGO models?

I'd like to know how I can create computer imagery of my own models or existing models. How can we do photographic quality or cartoon like images?
19
votes
4answers
81k views

Where can I download the LEGO Mindstorms NXT 2.0 IDE?

I want to see how well that IDE runs on my old Windows XP laptop. I looked on www.lego.com, but it seems to all be documentation (downloads).
18
votes
3answers
6k views

Is it possible to build Lego bricks with a makerbot replicator 3D print?

Is it possible for plates, tiles or small pieces ? Is it possible to use MLCAD with a Makerbot replicator?
18
votes
2answers
8k views

What software was used to create the LEGO Movie?

So I've just seen the LEGO Movie and I was amazed at the such intricate details of all the minifigures and sets. I was wondering if anyone knows what software was used to create the film. Animal ...
18
votes
1answer
3k views

How can I automate orders from Lego Pick-a-Brick?

Is there a way to automate the process of ordering from Lego's online Pick-a-Brick? I'd like to be able to go from a .csv with part IDs to a filled cart on their site, or even all the way through to ...
17
votes
3answers
16k views

Is there any application to keep an inventory of owned sets and pieces?

I'm looking for a desktop application that keeps track of sets and pieces owned. Ideally something that would look up LEGO databases such as Peeron or others in order to add the pieces in a set ...
17
votes
1answer
4k views

Explaination of LXFML file contents

I am interested in writing a game that interprets LXF files into worlds (to create a game such as Lego Universe). After finding out how to extract the LXFML file from the LXF archive, I need to know ...
16
votes
4answers
8k views

LEGO Digital Designer Alternatives

I am been using LDD (LEGO Digital Designer) for my latest NXT project and noticed a major delay in building and making instructions for my Projects (My Mindstorm projects contain well over 500 pieces) ...
12
votes
2answers
1k views

Is there an XML format for Lego?

I've seen some pretty neat applications using customized XML formats. There is a Musical Notation XML so that a user can create sheet music on XML. With the right software, that XML can be converted ...
11
votes
4answers
7k views

How can I convert an image's pixels to actual LEGO colors?

The LEGO Group released a few "mosaic" sets a while back, which came with clear baseplates and a bunch of 1x1 bricks. I have been wondering recently if it is possible to use an image as a reference ...
11
votes
2answers
6k views

Good LEGO CAD Design Software with Technic elements and animation

I'm taking computer engineering in Gr. 11 right now and our final project is to create a robot with the first version of Mindstorms. My partner and I are making a sumo robot for the class competition. ...
11
votes
1answer
420 views

Is there a rock wall generator?

In Lego store, and on many photos on the Internet, I've seen vertical "rocky" walls made of slopes and simple 2x1 bricks. For example this one. Is there a software that would take wall length and ...
11
votes
1answer
1k views

Is 'plate between studs' SNOT supported by one of the LEGO building software?

Do any of the multiple LEGO building software supports 'plate between studs' SNOT assembly?
10
votes
6answers
33k views

How to fix Mindstorms Error Code 1003

I am using the Lego Mindstorms NXT Education Kit, software version 2.1. Everything was working fine writing programs and downloading them to the robot until all of a sudden when I tried downloading a ...
10
votes
3answers
3k views

Is there a way to draw LEGO figures using Blender?

I have some basic experience in Blender. Is there any way to insert pre-drawn LEGO pieces into Blender?
10
votes
5answers
9k views

RCX firmware download problem

I hope someone can help me with a problem with getting an original RCX 1.0 system working with a current PC. I bought the RCX 1.0 system back in (I think) 2000 but its been in storage a long time. In ...
9
votes
2answers
52k views

Building instructions from an LXF file

I've downloaded an LXF file from rebrickable.com. Which software do I need (for Windows and/or Linux) to get the building instructions based on the LXF file?
9
votes
0answers
91 views

Is it possible to use EV3 MicroPython with Windows 7?

I have been trying to get python on my EV3 brick using an EV3 MicroPython SD card image as described on the Lego website. The EV3 brick seem fine with its new OS. Instead my problems are at the ...
8
votes
2answers
643 views

What solutions are there to organising a LUGBULK order?

I'm involved in a LUG that's made orders in each of the LUGBULK programs that have run. Determining what goes into each order has proven to be a nightmare, with all sorts of email-spreadsheet-ad hoc ...
7
votes
4answers
6k views

No software with the EV3 robot?

We bought EV3 robot but it looks like there is no software and we have to pay an additional $99 for the EV3 software. Is this true?
7
votes
2answers
8k views

Remote Control option NXT Mindstorms

I bought the NXT Mindstorms education software v2.1 along with a Mindstorms kit (which I don't know the version of). I am trying to remote control a robot I made using bluetooth between my mac and ...
7
votes
1answer
3k views

How can an EV3 motor “remember” it's starting position?

I am currently working on a project that uses large motors. I want the project to return to a "starting position" (0,0,0) at the touch of a button so that it can be used multiple (identical) times. ...
7
votes
1answer
2k views

Software to help inventory set

Are there any software applications to help check the inventory of a lego set? Currently I load the set-up as a bricklink wanted list and then delete each part one by one until I have only the ...
6
votes
5answers
4k views

Does the Mindstorms EV3 software run on OS X El Capitan?

El Capitan was released a few days ago, and I want to upgrade. Will there be issues with the software, or will it run nicely on El Capitan? My Mac: Retina MacBook Pro 13", Early 2015
6
votes
3answers
492 views

What kind of software can I use to design LEGO MOCs?

What kind of software can I use to design LEGO MOCs? I hear the LDD is not so good to use so is there alternative software I can use?
6
votes
2answers
2k views

What are the known software tools for the EV3?

The EV3 is coming in Fall/Summer of 2013 and we tons of unknowns that will come in EV3. I am curious what software EV3 will run and will older generation software run on EV3 (NXT 1.0). And my final ...
6
votes
4answers
22k views

Where can I download the software for old RCX-era Mindstorms sets?

These days I've been coming across a lot of people who've purchased used MINDSTORMS sets from the RCX era, only to find they didn't come with a CD. And in order to use the set, assuming that using an ...
6
votes
2answers
3k views

How to control a RCX from a Mindstorms NXT

I have both an RCX and an NXT. I would like to control the RCX brick from the NXT (and possibly communicate back to to the NXT from the RCX). I would like to avoid purchasing the Mindsensors RCX to ...
6
votes
1answer
120 views

How to distinguish official LEGO mini movies from non-official movies?

My sons (7 and 4.5 years old) love watching LEGO city mini movies on YouTube. They love watching all kinds of LEGO city mini movies, such as: Arctic Explorers The Escape From Prison Island ...
6
votes
1answer
125 views

What is NXT-G number format?

We've been following this tutorial to connect a NXT 1.0 brick to a PC via Bluetooth. We've been able to set up the communication, send and receive data in ASCII format. However, whenever we try to ...
6
votes
1answer
324 views

How can I make a mosaic from a given number of 1x1 bricks and a picture?

This question is similar to How can I convert an image's pixels to actual LEGO colors? except that I need to fit a certain number of bricks of a certain colour. For example, I have 20 white, 28 ...
6
votes
1answer
118 views

How can I find overlapping bricks in LeoCAD?

I've just started using LeoCAD to generate instructions for a model I want to share. I've been able to get it working despite the sparse tutorials. But in looking at my results so far I see that I'...
6
votes
1answer
240 views

Good “freeware” mosaic creator

I need to know of a decent "freeware" program that can take an image and turn it into a full color mosaic. It also needs to have a part count/listing.
6
votes
1answer
276 views

Where can I find 'Dolphin', the 3D model to LEGO software?

It was created at the École Polytechique Fédérale de Lausanne. But it seems it is no longer available for to download. Does anybody knows what happened?
6
votes
1answer
828 views

Convert 3rd party NXT programming language code to NXT-G program?

Is there a way to convert code from one or more 3rd party programming languages used for programming the NXT into a program that can be loaded up in NXT-G? If not, do any text-based languages provide ...
6
votes
1answer
776 views

Is there a way to program the EV3 brick with NXC?

I tried to program the EV3 brick with NXC so i used BricxCC. The download of the program to the EV3 was successful but when i tried to start the program (which actually didn't show up on the program ...
6
votes
1answer
299 views

Help Installing NXT-G On Mac 10.6.x

I'm failing to install NXT-G on Mac 10.6.x. Whatever I try seems to end up with an error saying "A required file is broken" when I try to run the IDE. Could someone talk me through the steps please? ...
6
votes
0answers
208 views

Where does the EV3 software store its crash reports?

I cannot find where the crash reports generated by my EV3 software are stored. I have looked where it tells me to, but I can't find any.
6
votes
0answers
4k views

LEGO Digital Designer is unable to connect to the Internet [closed]

I just installed LEGO Digital Designer on my Macbook Pro running OS X (10.8.2). Every time I start up the application, it immediately displays a dialog box stating "Internet access failed" as you can ...
5
votes
4answers
2k views

How to load an RCX from a modern system?

I recently bought a new in box 1.5 Mindstorms kit featuring the RCX. My computer unfortunately does not have a 9-pin connection, and the software does not appear to work on Windows 10. Short of buying ...
5
votes
3answers
651 views

Does LEGO no longer support NXT 2.0 at all?

I am running Mac OS X 10.15 (Catalina) and the EV3 software can't detect my NXT 2.0 using USB.
5
votes
1answer
861 views

How can I use the EV3 educational firmware instead of the retail version?

I have an EV3 brick from the retail kit, which is currently running the retail firmware. I would like to replace the EV3's firmware with the educational version. How can I do this?
5
votes
2answers
4k views

How to install NXT / EV3 software on Windows 8.1 RT

I have a 64 GB Microsoft Surface running Windows 8.1 RT. I am trying to install the old NXT 2.0 software and new EV3 software, but when I try to open the .exe file it says: This app can't run on ...
5
votes
2answers
6k views

Programming the NXT brick using an ipad app

for the past few years, I have been using netbooks to program the NXT. I would like to move into the 21st century and use ipads. Is there an ipad app for programming the NXT brick?
5
votes
1answer
225 views

Do LDraw files describe models, bricks, or both?

Sorry if this is kind of a dumb question, but do LDraw files describe models (with translation and rotation values with references to bricks contained in other files), or do they describe the bricks ...
5
votes
1answer
8k views

Naming a program in EV3 software?

I have figured out how name a project but cannot figure out how to rename a program.
5
votes
2answers
1k views

How to store a matrix of values and pick out certain elements and compute the difference?

I at the moment am trying to make an EV3 robot which is capable of following a gradient decent method. The idea was to store a discretized function in a 2D matrix, and make several lookups in that 2D ...