ros2/rclcpp

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rclcpp (ROS Client Library for C++)

Stars: 805
Forks: 564
Open beginner issues: 0
Indexed issues: 236
Avg merge: 1d 17h
Merged PRs (30d): 27

Dominant language: C++
License: Apache-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Beginner friendly Everything

Open All

236 open issues indexed

interrupt_guard_condition_ causes executor "spurious" awakes Open

bug help wanted

ros2/rclcpp#1021 · 4 comments · 1 assignee · Opened Mar 10, 2020
expand_topic_or_service_name should use get_effective_namespace() Open

backlog enhancement help wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#985 · 1 comment · 1 reaction · Opened Feb 8, 2020
lifecycle_publisher: method naming Open

question

ros2/rclcpp#976 · 2 comments · 1 assignee · Opened Jan 31, 2020
Odd parameter overrides' ordering when using wildcards Open

bug

ros2/rclcpp#953 · 20 comments · 1 reaction · 1 assignee · Opened Dec 19, 2019
Prevent API gaps between Node and LifecycleNode Open

backlog enhancement question

ros2/rclcpp#898 · 13 comments · 7 reactions · 1 assignee · Opened Oct 22, 2019
Global __node argument causes node name collisions Open

bug

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#843 · 1 comment · 1 reaction · Opened Sep 3, 2019
not thread safe: add/remove cb groups or waitables while spinning Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

ros2/rclcpp#838 · 1 reaction · Opened Aug 29, 2019
Optimization of the SingleThreadedExecutor and MultiThreadedExecutor to reduce CPU overhead. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

ros2/rclcpp#825 · 4 comments · 5 reactions · Opened Aug 15, 2019
Update Parameter validation features Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#807 · 11 comments · Opened Jul 30, 2019
Can't call spin_until_future_complete inside a callback executed by an executor Open

question

ros2/rclcpp#773 · 7 comments · 6 reactions · 1 assignee · Opened Jun 28, 2019
Implement missing QoS when using intraprocess communication Open

backlog enhancement

Difficulty 5/5 Over a week Newbie friendliness 30/100

ros2/rclcpp#752 · 8 comments · 3 reactions · Opened Jun 5, 2019
Cancel action from client handle Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ros2/rclcpp#747 · 1 reaction · Opened May 30, 2019
Executor does not maintain a reference to nodes Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

ros2/rclcpp#726 · 10 comments · Opened May 21, 2019
component_manager.cpp error when cross-compiled Open

bug

ros2/rclcpp#716 · 1 comment · 1 assignee · Opened May 7, 2019
Add API for querying if intraprocess comm is enabled in pub/subs Open

enhancement

ros2/rclcpp#689 · 1 comment · 1 assignee · Opened Apr 8, 2019
Lifecycle helper interface proposal Open

backlog enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#654 · 3 comments · Opened Mar 7, 2019
Document/Clarify executor processing order Open

documentation help wanted

Difficulty 3/5 1-2 days Newbie friendliness 42/100

ros2/rclcpp#633 · 2 comments · 2 reactions · Opened Feb 18, 2019
cannot call shutdown from within action server's handle goal callback Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

ros2/rclcpp#600 · Opened Dec 5, 2018
Allocate a message with type only known at runtime Open

backlog enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#571 · 2 comments · 1 reaction · Opened Oct 17, 2018
Lifecycle features: add information about previous transition to "on_error" callback Open

bug

ros2/rclcpp#549 · 1 assignee · Opened Sep 4, 2018
When can a Duration/Time be negative? Open

question

ros2/rclcpp#525 · 10 comments · 1 assignee · Opened Jul 26, 2018
Revisit how to expose node graph API to users Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

ros2/rclcpp#509 · 1 comment · Opened Jul 5, 2018
find a better fix for late subscription handle destruction Open

bug

Difficulty 5/5 Over a week Newbie friendliness 20/100

ros2/rclcpp#506 · Opened Jun 27, 2018
Do argument parsing outside of node constructor Open

enhancement in progress

ros2/rclcpp#492 · 2 comments · 1 assignee · Opened Jun 5, 2018
Extend Time implementation into Timer and Rate objects Open

backlog enhancement help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ros2/rclcpp#465 · 3 comments · 1 reaction · Opened Apr 26, 2018
Client (async_send_request) could not return when the data (message) is lost Open

question ready

ros2/rclcpp#455 · 8 comments · 1 assignee · Opened Mar 28, 2018
rclcpp::Node::make_shared() or destructor does not appear to be threadsafe Open

bug help wanted

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ros2/rclcpp#447 · 3 comments · 2 reactions · Opened Mar 2, 2018
add test to check behavior when the queue size of the subscriber is reached Open

backlog enhancement tests

Difficulty 3/5 1-2 days Newbie friendliness 25/100

ros2/rclcpp#421 · 4 comments · Opened Dec 5, 2017
Single-threaded executor can be starved by timers Open

bug hitlist ready

ros2/rclcpp#392 · 6 comments · 1 assignee · Opened Nov 8, 2017
Open Client API for inheritance Open

enhancement question

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#305 · 4 comments · Opened Feb 10, 2017
exceptions raised in the server should be signaled to the client Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#259 · Opened Oct 26, 2016
Parameter doesn't allow setting of name or value Open

backlog enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

ros2/rclcpp#238 · 5 comments · Opened Jul 8, 2016
parameter API does not allow to distinguish error cases Open

bug

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#200 · 3 comments · Opened Mar 1, 2016
Real-time safe services + clients Open

ros2/rclcpp#104 · 5 comments · 1 assignee · Opened Sep 8, 2015
Lock-free executor Open

enhancement

ros2/rclcpp#77 · 9 comments · 1 assignee · Opened Aug 4, 2015
Ordered single-threaded executor Open

backlog enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

ros2/rclcpp#76 · 1 reaction · Opened Aug 4, 2015

ros2/rclcpp

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