{
 "schema_version": 1,
 "generated": "2026-10-20",
 "repo": "Flaminis/Dalaran",
 "name": "Dalaran",
 "owner": "Flaminis",
 "slug": "flaminis-dalaran",
 "github": "https://github.com/Flaminis/Dalaran",
 "what": "Dalaran is an Apache-2.0 robotics visualization and data tool that logs, stores, replays, and queries multimodal time-series data such as ROS 2 topics, LiDAR, camera, IMU, and TF.",
 "why": "",
 "language": "Rust",
 "requirements": [
  "Python with pip, or Rust with cargo, to install the Dalaran SDK or viewer",
  "A terminal to run the dalaran command",
  "An existing .rrd, .dlr, or MCAP recording, or a ROS 2 setup with rosbag2 files, for the replay use cases"
 ],
 "audience_note": "Robotics engineers and developers who record or simulate robot runs and need to inspect, share, or compute on sensor data on one timeline.",
 "risk": "none",
 "section": "earlier",
 "weekly_rank": null,
 "category": "Software and DevOps",
 "url": "https://dedupedai.com/use-cases/flaminis-dalaran/",
 "use_case_count": 5,
 "use_cases": [
  {
   "id": "flaminis-dalaran--replay-rrd-recording-in-viewer",
   "title": "Open an existing .rrd recording in the Dalaran viewer",
   "best": true,
   "url": "https://dedupedai.com/use-cases/flaminis-dalaran/replay-rrd-recording-in-viewer/",
   "json": "https://dedupedai.com/use-cases/u/flaminis-dalaran/replay-rrd-recording-in-viewer.json"
  },
  {
   "id": "flaminis-dalaran--log-python-run-to-dlr-file",
   "title": "Save a Python sensor run to a .dlr file for later review",
   "best": false,
   "url": "https://dedupedai.com/use-cases/flaminis-dalaran/log-python-run-to-dlr-file/",
   "json": "https://dedupedai.com/use-cases/u/flaminis-dalaran/log-python-run-to-dlr-file.json"
  },
  {
   "id": "flaminis-dalaran--check-robot-workstation-with-doctor",
   "title": "Check a workstation for viewer and driver problems before a robot session",
   "best": false,
   "url": "https://dedupedai.com/use-cases/flaminis-dalaran/check-robot-workstation-with-doctor/",
   "json": "https://dedupedai.com/use-cases/u/flaminis-dalaran/check-robot-workstation-with-doctor.json"
  },
  {
   "id": "flaminis-dalaran--visualize-nav2-costmaps-from-ros2",
   "title": "Show nav2 costmaps from a rosbag2 replay next to robot poses",
   "best": false,
   "url": "https://dedupedai.com/use-cases/flaminis-dalaran/visualize-nav2-costmaps-from-ros2/",
   "json": "https://dedupedai.com/use-cases/u/flaminis-dalaran/visualize-nav2-costmaps-from-ros2.json"
  },
  {
   "id": "flaminis-dalaran--pull-recording-data-into-dataframes",
   "title": "Export recording data to dataframes for computation",
   "best": false,
   "url": "https://dedupedai.com/use-cases/flaminis-dalaran/pull-recording-data-into-dataframes/",
   "json": "https://dedupedai.com/use-cases/u/flaminis-dalaran/pull-recording-data-into-dataframes.json"
  }
 ],
 "disclaimer": "Third-party repos we don't own or vouch for. AI-generated use cases can be wrong: review everything and run at your own risk."
}