# \#helloworld

**URL:** https://discourse.openrobotics.org/tag/helloworld/520.md

[Latest](https://discourse.openrobotics.org/latest.md) · [Categories](https://discourse.openrobotics.org/categories.md) · [Tags](https://discourse.openrobotics.org/tags.md)

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## [How to Build a Robot Arm RL Grasping System in Isaac Lab | NERO Arm](https://discourse.openrobotics.org/t/how-to-build-a-robot-arm-rl-grasping-system-in-isaac-lab-nero-arm/54969)

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**Author:** [@Agilex\_Robotics](https://discourse.openrobotics.org/u/Agilex_Robotics)\
**Replies:** 2\
**Last updated:** [May 22, 2026, 9:28am UTC](https://discourse.openrobotics.org/t/how-to-build-a-robot-arm-rl-grasping-system-in-isaac-lab-nero-arm/54969 "2026-05-22T09:28:23Z")

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How to Build a Robot Arm RL Grasping System in Isaac Lab | NERO Arm This project presents a reinforcement learning workflow for Embodied AI manipulation built on the Nero robotic arm, SO-ARM101, and NVIDIA Isaac Lab. It …

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## [Gazebo Plugin Video Tutorial Series](https://discourse.openrobotics.org/t/gazebo-plugin-video-tutorial-series/48116)

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**Author:** [@hrithik\_verma](https://discourse.openrobotics.org/u/hrithik_verma)\
**Replies:** 8\
**Last updated:** [January 6, 2026, 9:45pm UTC](https://discourse.openrobotics.org/t/gazebo-plugin-video-tutorial-series/48116 "2026-01-06T21:45:15Z")

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ROS Gazebo Plugins Tutorial In this YouTube series, we will learn how to make a gazebo plugin step by step using simple explanations. And slowly we will introduce ros in the gazebo plugin. If you ever felt that the gaz…

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## [Gazebo ignition world](https://discourse.openrobotics.org/t/gazebo-ignition-world/48597)

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**Author:** [@Kunal\_Kumar\_gazebo](https://discourse.openrobotics.org/u/Kunal_Kumar_gazebo)\
**Replies:** 1\
**Last updated:** [January 21, 2025, 3:33pm UTC](https://discourse.openrobotics.org/t/gazebo-ignition-world/48597 "2025-01-21T15:33:25Z")

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I am a student and working on a project. I made a world in Gazebo classic. I am struggling to make this world in gazebo ignition. How to do it.

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## [GSoC 2024 - Proposal writing](https://discourse.openrobotics.org/t/gsoc-2024-proposal-writing/48669)

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**Author:** [@Helena\_Moyen](https://discourse.openrobotics.org/u/Helena_Moyen)\
**Replies:** 9\
**Last updated:** [April 2, 2024, 12:38pm UTC](https://discourse.openrobotics.org/t/gsoc-2024-proposal-writing/48669 "2024-04-02T12:38:33Z")

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Hi! I am a student interested in the project Physics-based Sonar Simulation for Underwater Robotics of GSoC 2024. I have been writing my proposal and following some instructions to build the Project Dave setup with Gazeb…

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## [GSoC 2024 Application: Physics based Sonar Simulation](https://discourse.openrobotics.org/t/gsoc-2024-application-physics-based-sonar-simulation/48892)

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**Author:** [@likevin9911](https://discourse.openrobotics.org/u/likevin9911)\
**Replies:** 0\
**Last updated:** [March 29, 2024, 5:56pm UTC](https://discourse.openrobotics.org/t/gsoc-2024-application-physics-based-sonar-simulation/48892 "2024-03-29T17:56:17Z")

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Hello! My name is Kevin Li, and I’m a Mechanical Engineering MS student from Michigan Technological University. I am eager to leverage my expertise and engage with the challenges and opportunities by contributing to the …

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## [GSoC 2024: Tests for Benchmarking Physics Engines](https://discourse.openrobotics.org/t/gsoc-2024-tests-for-benchmarking-physics-engines/49072)

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**Author:** [@sdhar04](https://discourse.openrobotics.org/u/sdhar04)\
**Replies:** 0\
**Last updated:** [March 3, 2024, 6:07pm UTC](https://discourse.openrobotics.org/t/gsoc-2024-tests-for-benchmarking-physics-engines/49072 "2024-03-03T18:07:22Z")

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Hello everyone, I am Sammit Dhar, an Electronics Engineering sophomore from IIT (BHU), interested in ROS, Gazebo and Robotics as a whole. I have been working with Gazebo and ROS for over a year now and recently have bec…

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## [Rospy need to be a extension not wrapper](https://discourse.openrobotics.org/t/rospy-need-to-be-a-extension-not-wrapper/48471)

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**Author:** [@AID\_052](https://discourse.openrobotics.org/u/AID_052)\
**Replies:** 0\
**Last updated:** [March 24, 2023, 1:33am UTC](https://discourse.openrobotics.org/t/rospy-need-to-be-a-extension-not-wrapper/48471 "2023-03-24T01:33:45Z")

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I see Google summer of code and i got a doubt can we use python Ans by google) yes you can 2)is it an extension to c++ Ans by google)no it is pure python implementation 3)it need to be speed so that we need to crea…

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## [Beginners Guide to (Ignition) Gazebo](https://discourse.openrobotics.org/t/beginners-guide-to-ignition-gazebo/48269)

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**Author:** [@scole02](https://discourse.openrobotics.org/u/scole02)\
**Replies:** 1\
**Last updated:** [August 25, 2022, 11:10am UTC](https://discourse.openrobotics.org/t/beginners-guide-to-ignition-gazebo/48269 "2022-08-25T11:10:33Z")

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Hello I’ve been working with Gazebo for a couple months now and decided to document some of my findings so new users can have a smoother introduction to this software. Please share this around and post any suggestions/ad…

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## [GSOC 2022:Tools for creating new ignition projects](https://discourse.openrobotics.org/t/gsoc-2022-tools-for-creating-new-ignition-projects/49128)

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**Author:** [@Harsh\_Mahesheka\_5-Ye](https://discourse.openrobotics.org/u/Harsh_Mahesheka_5-Ye)\
**Replies:** 11\
**Last updated:** [July 10, 2022, 6:55pm UTC](https://discourse.openrobotics.org/t/gsoc-2022-tools-for-creating-new-ignition-projects/49128 "2022-07-10T18:55:34Z")

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Hello Community, I am Harsh Mahesheka (https://harshmahesheka.github.io), an Electrical Engineering sophomore from IIT (BHU) passionate about robotics, especially ROS and Gazebo. I have been working with these for over …

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## [Proposing a new project (Open Robotics with Open Source)](https://discourse.openrobotics.org/t/proposing-a-new-project-open-robotics-with-open-source/48395)

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**Author:** [@Ayushi\_Sinha](https://discourse.openrobotics.org/u/Ayushi_Sinha)\
**Replies:** 1\
**Last updated:** [June 17, 2022, 2:30pm UTC](https://discourse.openrobotics.org/t/proposing-a-new-project-open-robotics-with-open-source/48395 "2022-06-17T14:30:54Z")

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Hello everyone. I am Ayushi Sinha, a second year BTech student from CSE department. I am highly interested in contributing to the Open Robotics organization. I really like robotics and want to know more about it. When I…

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## [GSoC 2022: Potential project ideas](https://discourse.openrobotics.org/t/gsoc-2022-potential-project-ideas/48511)

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**Author:** [@Thodoris1999](https://discourse.openrobotics.org/u/Thodoris1999)\
**Replies:** 4\
**Last updated:** [April 20, 2022, 11:27am UTC](https://discourse.openrobotics.org/t/gsoc-2022-potential-project-ideas/48511 "2022-04-20T11:27:44Z")

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Hello everyone! I’ve been using ROS 2 and gazebo pretty much every day for the past two years for Aristurtle’s autonomous racecar and in light of GSoC 2022 I think this is a very nice opportunity to give something back …

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## [Analysis of external mesh loading libraries and comparing with the existing approach](https://discourse.openrobotics.org/t/analysis-of-external-mesh-loading-libraries-and-comparing-with-the-existing-approach/46892)

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**Author:** [@onurtore](https://discourse.openrobotics.org/u/onurtore)\
**Replies:** 0\
**Last updated:** [April 14, 2022, 4:09pm UTC](https://discourse.openrobotics.org/t/analysis-of-external-mesh-loading-libraries-and-comparing-with-the-existing-approach/46892 "2022-04-14T16:09:11Z")

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Gazebo’s mesh loading library doesn’t support glTF2 and FBX mesh loaders. There are two ways to extend the capabilities of the Gazebo’s mesh loading system, (A) Using an external open-source library or (B) Writing glTF2 …

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## [Can't clone from github](https://discourse.openrobotics.org/t/cant-clone-from-github/49049)

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**Author:** [@NewtonDynamics](https://discourse.openrobotics.org/u/NewtonDynamics)\
**Replies:** 2\
**Last updated:** [June 25, 2021, 11:22pm UTC](https://discourse.openrobotics.org/t/cant-clone-from-github/49049 "2021-06-25T23:22:11Z")

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Hi, my name is Julio Jerez. and I recently saw that Gazebo is now on GitHub. However, when I try to clone the repository, I cannot, the clone bottom is grey out or does no do anything. A brief story of my intension. I…

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## [Gazebo9 crash error for ARIAC2019 gazebo environment](https://discourse.openrobotics.org/t/gazebo9-crash-error-for-ariac2019-gazebo-environment/48423)

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**Author:** [@whathty](https://discourse.openrobotics.org/u/whathty)\
**Replies:** 1\
**Last updated:** [November 17, 2020, 5:23pm UTC](https://discourse.openrobotics.org/t/gazebo9-crash-error-for-ariac2019-gazebo-environment/48423 "2020-11-17T17:23:13Z")

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We are doing some automatic tests for some ariac2019 compitition project, when we changing config file of the gear2019,we need close and restart ariac2019 gazebo environment many times,But we often meet a gazebo crash…

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## [Need help to run DOME](https://discourse.openrobotics.org/t/need-help-to-run-dome/48248)

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**Author:** [@manirajan](https://discourse.openrobotics.org/u/manirajan)\
**Replies:** 1\
**Last updated:** [November 6, 2020, 5:22pm UTC](https://discourse.openrobotics.org/t/need-help-to-run-dome/48248 "2020-11-06T17:22:56Z")

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Hello All, Have tried to execute empty sdf and while click play button it moves between play and pause, not able to continue from here. using Virtual box with 6GB RAM, ROS2, DOME. Please suggest.

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## [@HelloWorld (Queries Regarding "Simulate Radar Sensor" GSoc Project)](https://discourse.openrobotics.org/t/helloworld-queries-regarding-simulate-radar-sensor-gsoc-project/48316)

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**Author:** [@akashp1997](https://discourse.openrobotics.org/u/akashp1997)\
**Replies:** 0\
**Last updated:** [March 5, 2018, 10:08am UTC](https://discourse.openrobotics.org/t/helloworld-queries-regarding-simulate-radar-sensor-gsoc-project/48316 "2018-03-05T10:08:25Z")

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Hello Sir/Madam I, Akash Purandare, am an active member of the development of ROS and Gazebo. I am planning to put forth my proposal for the Project “Simulate Radar Sensor” which is tagged under Gazebo Projects for the …

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## [GSoD 2020: Ignition Robotics on-boarding guide](https://discourse.openrobotics.org/t/gsod-2020-ignition-robotics-on-boarding-guide/48243)

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**Author:** [@thefatbandit](https://discourse.openrobotics.org/u/thefatbandit)\
**Replies:** 8\
**Last updated:** [June 2, 2020, 3:02pm UTC](https://discourse.openrobotics.org/t/gsod-2020-ignition-robotics-on-boarding-guide/48243 "2020-06-02T15:02:41Z")

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Hello Everyone! I am Arnesh Kumar Issar, I come from India & am currently pursuing a Bachelors Degree in Chemical Engineering along with a Minor in Computer Science at Indian Institute of Technology, Kharagpur. I was v…

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## [GSoD 2020-Ignition robotics on-boarding guide](https://discourse.openrobotics.org/t/gsod-2020-ignition-robotics-on-boarding-guide/48971)

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**Author:** [@Jiban\_Panda](https://discourse.openrobotics.org/u/Jiban_Panda)\
**Replies:** 5\
**Last updated:** [June 1, 2020, 11:31pm UTC](https://discourse.openrobotics.org/t/gsod-2020-ignition-robotics-on-boarding-guide/48971 "2020-06-01T23:31:36Z")

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Dear Gazebo Community Greetings of the day I am Jiban Jyoti Panda, from India, currently pursuing my bachelors degree in computer science. I am really interested to contribute towards on-boarding guide for ignition rob…

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## [\[GSoC\] Demos for Ignition knowledge base project discussion](https://discourse.openrobotics.org/t/gsoc-demos-for-ignition-knowledge-base-project-discussion/48350)

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**Author:** [@HSIEH\_CY](https://discourse.openrobotics.org/u/HSIEH_CY)\
**Replies:** 3\
**Last updated:** [April 27, 2020, 9:01am UTC](https://discourse.openrobotics.org/t/gsoc-demos-for-ignition-knowledge-base-project-discussion/48350 "2020-04-27T09:01:29Z")

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Dear Gazebo community, my name is Hsieh Chia Yun. I’m an Electronic Engineering M.S student at the National Taipei University of Technology in Taiwan. I majored in Computer Sciences at my college as well as Mechanical E…

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## [GSoC 2020: Project discussion](https://discourse.openrobotics.org/t/gsoc-2020-project-discussion/48344)

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**Author:** [@Jiban\_Panda](https://discourse.openrobotics.org/u/Jiban_Panda)\
**Replies:** 5\
**Last updated:** [March 23, 2020, 4:51pm UTC](https://discourse.openrobotics.org/t/gsoc-2020-project-discussion/48344 "2020-03-23T16:51:28Z")

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Dear Gazebo community, I am Jivan and I am a third year Computer Science undergrad at the CET Bhubaneswar in India. I am interested in contributing to Ignition through GSoC program 2020 and specially in the idea propose…

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## [\[GSoC 2020\] Interest in adding support for more mesh formats in Gazebo](https://discourse.openrobotics.org/t/gsoc-2020-interest-in-adding-support-for-more-mesh-formats-in-gazebo/48241)

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**Author:** [@obviyus\_gazebo](https://discourse.openrobotics.org/u/obviyus_gazebo)\
**Replies:** 1\
**Last updated:** [February 24, 2020, 10:39pm UTC](https://discourse.openrobotics.org/t/gsoc-2020-interest-in-adding-support-for-more-mesh-formats-in-gazebo/48241 "2020-02-24T22:39:58Z")

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Hey all, I’m a second year engineering student interested in adding support for more mesh formats in Gazebo. for GSoC 2020. I have some experience working with mesh files but that extends to exporting the mesh from Soli…

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## [The big gazebo documentation index GSOC2020](https://discourse.openrobotics.org/t/the-big-gazebo-documentation-index-gsoc2020/47838)

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**Author:** [@sanjeev008](https://discourse.openrobotics.org/u/sanjeev008)\
**Replies:** 0\
**Last updated:** [February 19, 2020, 3:52pm UTC](https://discourse.openrobotics.org/t/the-big-gazebo-documentation-index-gsoc2020/47838 "2020-02-19T15:52:28Z")

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hi i m sanjeev kumaar … so now i took up an interest to work on to the QA site of gazebo …and enhance to add up more features … while but i know only the basics of html and css …how could i enhance more knowledge on bu…

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## [Gazebo Documentation Index - Google Summer of Code 2019](https://discourse.openrobotics.org/t/gazebo-documentation-index-google-summer-of-code-2019/47978)

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**Author:** [@mukulkhanna](https://discourse.openrobotics.org/u/mukulkhanna)\
**Replies:** 0\
**Last updated:** [May 29, 2019, 3:32pm UTC](https://discourse.openrobotics.org/t/gazebo-documentation-index-google-summer-of-code-2019/47978 "2019-05-29T15:32:48Z")

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Hello everyone! I feel absolutely elated to share that I have been selected for the Google Summer of Code 2019 program with Open Robotics. I will be working on developing a documentation index for Gazebo with my ment…

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## [Research Idea for GSoC](https://discourse.openrobotics.org/t/research-idea-for-gsoc/47902)

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**Author:** [@SamPusegaonkar](https://discourse.openrobotics.org/u/SamPusegaonkar)\
**Replies:** 0\
**Last updated:** [March 2, 2019, 12:34pm UTC](https://discourse.openrobotics.org/t/research-idea-for-gsoc/47902 "2019-03-02T12:34:47Z")

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GSoC Project Idea Hello, I am an undergraduate student from India. I come from an engineering and mathematics background. I wish to contribute my own idea for GSoC 2019. Project Title: Determining the polynomial t…

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## [Big problem in Gazebo + ROS control handling the URDF modle. The URDF modle can run well in Rviz, but in Gazebo, it is in Chaos when running](https://discourse.openrobotics.org/t/big-problem-in-gazebo-ros-control-handling-the-urdf-modle-the-urdf-modle-can-run-well-in-rviz-but-in-gazebo-it-is-in-chaos-when-running/48292)

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**Author:** [@848386626\_gazebo](https://discourse.openrobotics.org/u/848386626_gazebo)\
**Replies:** 0\
**Last updated:** [May 18, 2018, 1:20am UTC](https://discourse.openrobotics.org/t/big-problem-in-gazebo-ros-control-handling-the-urdf-modle-the-urdf-modle-can-run-well-in-rviz-but-in-gazebo-it-is-in-chaos-when-running/48292 "2018-05-18T01:20:21Z")

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No error was reminding when running in gazebo, but the modle cannot run well. \<?xml version="1.0" ?\> …

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## [A big problem in Gazebo+ ROS control handling the URDF modle. The URDF modle can run well in Rviz, but in Gazebo, it is in Chaos when running](https://discourse.openrobotics.org/t/a-big-problem-in-gazebo-ros-control-handling-the-urdf-modle-the-urdf-modle-can-run-well-in-rviz-but-in-gazebo-it-is-in-chaos-when-running/48286)

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**Author:** [@848386626\_gazebo](https://discourse.openrobotics.org/u/848386626_gazebo)\
**Replies:** 2\
**Last updated:** [May 17, 2018, 8:50pm UTC](https://discourse.openrobotics.org/t/a-big-problem-in-gazebo-ros-control-handling-the-urdf-modle-the-urdf-modle-can-run-well-in-rviz-but-in-gazebo-it-is-in-chaos-when-running/48286 "2018-05-17T20:50:49Z")

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Following is the URDF file. Not a error was reminded, but the modle cannot run well.

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## [@HelloWorld(Issues to start with for Outreachy 2018)](https://discourse.openrobotics.org/t/helloworld-issues-to-start-with-for-outreachy-2018/48189)

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**Author:** [@bPro](https://discourse.openrobotics.org/u/bPro)\
**Replies:** 0\
**Last updated:** [March 5, 2018, 5:39pm UTC](https://discourse.openrobotics.org/t/helloworld-issues-to-start-with-for-outreachy-2018/48189 "2018-03-05T17:39:27Z")

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Hi I am Protichi, interested to apply for Outreachy 2018 in the project ‘Create radar sensor for Gazebo’. I have gone through following two tutorials to both install and modify Gazebo project. http://gazebosim.org/tut…

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## [GSOC 2018 : Perception Pipeline Improvement](https://discourse.openrobotics.org/t/gsoc-2018-perception-pipeline-improvement/47995)

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**Author:** [@hassan](https://discourse.openrobotics.org/u/hassan)\
**Replies:** 0\
**Last updated:** [March 25, 2018, 7:14pm UTC](https://discourse.openrobotics.org/t/gsoc-2018-perception-pipeline-improvement/47995 "2018-03-25T19:14:23Z")

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Hello there! I am Hassan Mahmood, final year student of Software Engineering at School of Electrical Engineering and Computer Science, NUST, Islamabad. I am interested to work on Perception Pipeline Improvement project…

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## [GSOC 2018 : Project Idea](https://discourse.openrobotics.org/t/gsoc-2018-project-idea/48603)

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**Author:** [@ArhantJain](https://discourse.openrobotics.org/u/ArhantJain)\
**Replies:** 3\
**Last updated:** [March 25, 2018, 5:19am UTC](https://discourse.openrobotics.org/t/gsoc-2018-project-idea/48603 "2018-03-25T05:19:20Z")

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Hello Everyone, I’m Arhant Jain, an undergrad from IIIT Hyderabad, India and studying in my sophomore year of Electronics and Communication branch.I’m following the content from a week now. Finally, I’m interested in 2…

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## [Launching URDF model in gazebo, when I press the "run" key, the model is in chaos? How to solve the problem?](https://discourse.openrobotics.org/t/launching-urdf-model-in-gazebo-when-i-press-the-run-key-the-model-is-in-chaos-how-to-solve-the-problem/48723)

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**Author:** [@848386626\_gazebo](https://discourse.openrobotics.org/u/848386626_gazebo)\
**Replies:** 3\
**Last updated:** [March 16, 2018, 5:09am UTC](https://discourse.openrobotics.org/t/launching-urdf-model-in-gazebo-when-i-press-the-run-key-the-model-is-in-chaos-how-to-solve-the-problem/48723 "2018-03-16T05:09:13Z")

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