0.36.1

rerun-io/rerun0.36.1Aug 19, 2026by rerun-bot

AI Summary

This is a maintenance release focused on stability and bug fixes. It addresses issues with MCAP recovery, dataframe API compatibility, and viewer UI interactions.

Key Highlights

Fixed recovery of truncated MCAP messages
Fixed dataframe API rejecting non-nullable outer list fields
Fixed container re-layouting when views are hidden
Fixed entity selection on state lanes
Improved mesh import handling to skip unloadable meshes

Full Release Notes

[Rerun](https://www.rerun.io/) is an easy-to-use database and visualization toolbox for multimodal and temporal data.
Try it live at https://rerun.io/viewer.

- Python: `pip install -U rerun-sdk`
- Rust: `cargo add rerun` and `cargo install rerun-cli --locked`
- Online demo: https://rerun.io/viewer
- C++ FetchContent: https://github.com/rerun-io/rerun/releases/download/0.35.0/rerun_cpp_sdk.zip

---

### 🔎 Details

#### 🪳 Bug fixes
- Fix recovery of MCAP messages with truncated index [86376f2](https://github.com/rerun-io/rerun/commit/86376f2041bd96d58f42c65241dc63a3f2108d7f)
- Fix dataframe API rejecting non-nullable outer list fields on MCAP-converted recordings [fb02c71](https://github.com/rerun-io/rerun/commit/fb02c719bbc2bf2ccc1782ef51cc79f1c016ccd1)
- Fix containers not re-layouting when views are hidden [08c544d](https://github.com/rerun-io/rerun/commit/08c544d8583bda8aa4a258d51dd559747e7db0fc)
- Fix click on state lanes not selecting the entity [d26ed20](https://github.com/rerun-io/rerun/commit/d26ed203645609328d54f53e77d2af48f8e21d08)
- Fix `TransformAxes3D` blanking the whole 3D view when one frame is unresolvable [d3d8a99](https://github.com/rerun-io/rerun/commit/d3d8a9960aac3ccbaf4a5d4c04ffa94fabab3669) (thanks [@lsy3](https://github.com/lsy3)!)
- Skip unloadable meshes instead of failing import [525bd72](https://github.com/rerun-io/rerun/commit/525bd7255d6dcd6877b6f9c0c5f85c339b9d7e01)