Rerun Issues

[emilk]

Here is a list of our open source issues on 3rd party projects, that either a Rerun employee has opened, and/or that Rerun has an interest in following.

Just edit this to add more!

See also:

• Rerun PRs #2

---

misc

• glow backend asny/three-d#203
• Make reqwest an optional dependency asny/three-d#211
• "Global" RenderStates asny/three-d#233
• Instances with color? asny/three-d#234
• Non-clippy lints ericseppanen/cargo-cranky#4
• Publish 1.0.1 gltf-rs/gltf#357
• Support rustdoc:: lints ericseppanen/cargo-cranky#8
• Text size is smaller than it should be emilk/egui#2068
• A shim mode for targets without threading support rayon-rs/rayon#861 (not opened by us, but important for us)
• Make ScrollArea optional, or remove completely. Adanos020/egui_dock#48
• Platform dependent use patterns of arboard 1Password/arboard#88
• Add support for #import "file.wgsl" wgsl-analyzer/wgsl-analyzer#16 - we have a FileResolver abstraction that we could offer to pr in. Alternatively fork so we can enforce our own semantics?
• wasm web-sys support Arc-blroth/memory-stats#1
• Feature flag to force memory_stats to use the statm code-path Arc-blroth/memory-stats#2
• https://gitlab.com/tspiteri/fixed/-/issues/56
• Add option to log PID:s tokio-rs/tracing#2447
• OTF feature tags alexheretic/ab-glyph#74
• Dynamically add more log layers at run-time tokio-rs/tracing#2499
• Consider renaming Buffer::len jorgecarleitao/arrow2#1430
• Adding support for more file types crate-ci/typos#698
• Typos reports typos in _typos.toml crate-ci/typos#711
• Consider switching from reqwest to ureq sergeiivankov/protoc-prebuilt#1
• zune-jpeg: noisy log spam etemesi254/zune-image#131
• zune-jpeg 2x slower than image crate on my M1 MacBook etemesi254/zune-image#132
• Loading of the opf-spec example fails Pix4D/pyopf#3
• PIL.ImageGrab.grabclipboard() is lossy on Mac python-pillow/Pillow#7214
• Function to ask for supported image formats/extensions image-rs/image#1994
• Bug: cargo deny check hangs on 0.14.x EmbarkStudios/cargo-deny#558
• Feature request: Non-blocking WebSocket::read snapview/tungstenite-rs#378
• MACOSX_DEPLOYMENT_TARGET causing spurious rebuilds due to objc-sys PyO3/maturin#1804
• Default Ok-type to () in anyhow::Result typedef dtolnay/anyhow#344
• panic: "The Promise Sender was dropped" EmbarkStudios/poll-promise#25
• Use cargo-deny to prevent duplicate dependencies AccessKit/accesskit#349
• Make realfft an optional dependency? HEnquist/rubato#75
• Add trait UnsignedAbs rust-num/num-traits#315
• Can't ignore unmaintained crates? EmbarkStudios/cargo-deny#650
• Module memory leaks on every execution of widget manzt/anywidget#613
• 0.2.9 causes "Parse error while parsing value description: unbalanced source" slint-ui/document-features#26
• mimalloc returns non-aligned memory purpleprotocol/mimalloc_rust#128
• wayland-sys 0.31.5 panic in build.rs: wayland-client required by wayland-sys not found Smithay/wayland-rs#767
• Is the licence zlib or zlib-acknowledgement? fulmicoton/fastdivide#7
• tonic_build: option to check for changes hyperium/tonic#2045
• Extract into function should preserve existing parameter order rust-lang/rust-analyzer#18639
• import pl.from_arrow fails for dict type + struct  pola-rs/polars#17443
• Warn if anything marked as deprecated is used astral-sh/ruff#14221
• No cancel-button in AsyncFileDialog on web PolyMeilex/rfd#138
• impl From<SocketAddr> for Host servo/rust-url#1037
• Calling port() with a default port returns None unexpectedly servo/rust-url#957
• [object_store] consider migrating humantime to jiff apache/arrow-rs-object-store#292
• Display for Report only includes the latest wrap_err eyre-rs/eyre#234
• Project Limit Request: rerun-sdk - 50 GB pypi/support#6464
• Better support for custom line positioning linebender/parley#325
• Tracking issue: Features for egui linebender/parley#386
• Duplicate Raw IRIS Data droid-dataset/droid#66
• Wasm build fails on mac arm with apple clang 17 rust-lang/stacker#127
• D417 Argument descriptions only required if there is an "Args" section astral-sh/ruff#2310
• UP045 doesn't trigger inside of cast astral-sh/ruff#20096
• Add support for Edition Rust2024 nu11ptr/flexgen#4
• Allow tonic-web to forward gRPC traffic over HTTP/1.1  hyperium/tonic#1383
• Report the required threshold jihchi/dify#33
• File Limit Request: rerun-sdk - 200 MB pypi/support#7897
• Pinning pillow to ~10 incurs conflict in larger project Pix4D/pyopf#15

arrow-rs

• [Epic] Implement RunArray (Run Length Encoding (RLE) / Run End Encoding (REE) support) apache/arrow-rs#3520
• Add unsafe/unchecked slicing apache/arrow-rs#6900
• Release arrow-rs / parquet patch version 53.4.1 (March 2025) apache/arrow-rs#7232
• Round trip encoding of list of fixed list fails when offset is not zero apache/arrow-rs#7315
• Implement Eq and Default for ScalarBuffer apache/arrow-rs#7411
• Fast and ergonomic method to add metadata to a RecordBatch apache/arrow-rs#7628
• Implement ArrayBuilder for UnionBuilder apache/arrow-rs#8033
• Improve human readable display for DataType::List apache/arrow-rs#7048
• Improve Display for DataType apache/arrow-rs#8351
• Implement export of list of fixed sized binary to pandas apache/arrow#47675

arrow2-convert

• Can't (de)serialize Buffer<u8>> DataEngineeringLabs/arrow2-convert#101
• Implement ArrowSerialize + ArrowDeserialize for Arc DataEngineeringLabs/arrow2-convert#102
• Implement ArrowSerialize/ArrowDeserialize for Utf8Scalar DataEngineeringLabs/arrow2-convert#105

datafusion

• Discussion: handling comparison of intervals apache/datafusion#8468
• count fails for FFI Table Providers apache/datafusion#15569
• Implement method to apply scalar or aggregate function to Array elements apache/datafusion#15882
• RFC: Add features to reduce dependencies on core crate apache/datafusion#15907
• Inconsistent column name case handling when round tripping names from arrow metadata apache/datafusion#15922
• Enter tokio runtime during other FFI calls, such as execute apache/datafusion#16312
• [DISCUSSION] Reduce the DataFusion WASM size apache/datafusion#16554
• Support uneven partition inputs HashJoinExec in Partitioned mode apache/datafusion#16740
• Improve compile times
  • Build time regression apache/datafusion#14256

datafusion-python

• Simplify Joins on Shared Column Name apache/datafusion-python#1173
• Document NaN Comparison apache/datafusion-python#1233
• Display of Lag With with_column uses autogenerated name and provided name apache/datafusion-python#1234
• Mark pyclasses frozen if possible. apache/datafusion-python#1250

lance

• Run cargo-deny on CI lancedb/lance#3072
• Remove protoc requirement lancedb/lance#3073
• bug: round trip FixedSizeList lance <-> arrow. nullability is not preserved lancedb/lance#2304
• Compilation error if chrono's serde feature is not activated by client crate lancedb/lance#5075

cargo

• Add default features for each [[bin]] rust-lang/cargo#10409

Chrome

• wgsl does not seem to accept @invariant in structs
• wgsl with negative hexadecimal constant does not compile
• WebGL fails to upload (or read?) uniform buffers correctly with ANGLE GL backend
• Module imported from object URL leaks memory

Firefox

• Tab crashes on reset & close of VideoDecoder https://bugzilla.mozilla.org/show_bug.cgi?id=1976929

clippy

• self_named_module_files should ignore build.rs rust-lang/rust-clippy#9602
• disallowed_methods false positive instant::Instant vs std::time::Instant rust-lang/rust-clippy#10406
• warn on strings that look like inline format strings but aren't rust-lang/rust-clippy#10195
• needless_pass_by_ref_mut: false positive with closures rust-lang/rust-clippy#11620
• include_str or include_bytes not in Cargo.toml/include rust-lang/rust-clippy#11677
• Allow specifying both project-wide and package-specific clippy.toml settings rust-lang/rust-clippy#7353
• Expect lints.workspace = true for crates in a workspace with a [workspace.lints] section rust-lang/rust-clippy#11933
• Warn about missing #[inline] on trivial public methods rust-lang/rust-clippy#12797
• Warn for passing Box<&dyn Any> to function taking &dyn std::any::Any rust-lang/rust-clippy#12800
• Add new style lint: Warn if first paragraph in docstring is too long. rust-lang/rust-clippy#12989
• Suggest use to_string rather than format!("{}") rust-lang/rust-clippy#8828
• Suggest impl FromStr instead of TryFrom<&str> rust-lang/rust-clippy#14522
• Suggest using == instead of matches! rust-lang/rust-clippy#14688
• Suggest pub extern foo; if any part of foo is in this crate's public API rust-lang/rust-clippy#3553
• disallowed_methods on trait impls rust-lang/rust-clippy#8581
• New lint: disallowed-trait-usage rust-lang/rust-clippy#15765

egui

• Overlaping widgets emilk/egui#980
• egui-wgpu improvements:
  • egui-wgpu api design emilk/egui#2022
  • wgpu RenderPass with a depth/stencil attachment emilk/egui#2083
  • wgpu operation without a Queue emilk/egui#2084
  • CSS-like styling emilk/egui#3284
• …plus lots more here

egui_commonmark

• Consider switching to the syntax highlighting library in egui_extras lampsitter/egui_commonmark#13
• Add a "copy content" button to code blocks lampsitter/egui_commonmark#17
• Title to body vertical space missing when an image precedes the title lampsitter/egui_commonmark#19
• Wrong vertical spacing around bullet lists lampsitter/egui_commonmark#47
• CommonMarkViewer adds empty veritcal space around it lampsitter/egui_commonmark#54
• What exactly is the CommonMarkViewer::id used for? lampsitter/egui_commonmark#55

Lychee link checker

• Globs ignore exclude_path lycheeverse/lychee#1405
• Don't require <input>; Find all supported files in cwd automatically lycheeverse/lychee#410 (want --extension command/config)

maturin

• Maturin uses .gitignore from the incorrect context when used in out-of-project build environments such as conda PyO3/maturin#1911

pixi

• Multi-line commands prefix-dev/pixi#837
• Panic when installing package with pkg @ file:///path/to/local/pkg dependency prefix-dev/pixi#1186
• pixi environment are recognised as "global" by pip prefix-dev/pixi#1226
• pixi run pip install is overridden by subsequent call to pixi prefix-dev/pixi#1233
• Add pixi version to system requirements prefix-dev/pixi#1945
• Environment variables referenced in activation.env aren't resolved using deno shell prefix-dev/pixi#4431

puffin

• Let user choose compression algorithm EmbarkStudios/puffin#131
• Log text via puffin EmbarkStudios/puffin#171
• Record thread relationships EmbarkStudios/puffin#174
• Conditional profile scopes EmbarkStudios/puffin#222

pyodide

• rerun-sdk pyodide/pyodide-recipes#245

rust

• macOS: panic when using std::thread::current in thread_local Drop implementatiopn rust-lang/rust#116933
• Suggestion: debug-assert that the allocator returns aligned memory rust-lang/rust#131189
• Please increase timeout time for rerun to 30 minutes rust-lang/docs.rs#2638

VSCode

• microsoft/vscode-jupyter#15776

walkers

• Simplifying the dependency tree podusowski/walkers#195
• Add a way for plugin to know the approximate px-to-meter scale podusowski/walkers#196
• Provide Plugin::run() with an egui:Ui podusowski/walkers#197
• Use low-resolution tiles when zooming in and the high res tiles are not yet available podusowski/walkers#198
• Zooming out too far causes a panic in debug builds podusowski/walkers#209
• Can't pan with 2D scroll podusowski/walkers#210

wasm-bindgen

• performance.measureUserAgentSpecificMemory wasm-bindgen/wasm-bindgen#3159
• async yield function wasm-bindgen/wasm-bindgen#3359
• Memory leak when repeatedly instantiating a WASM module wasm-bindgen/wasm-bindgen#3130

winit

• Can't create event loop ondemand rust-windowing/winit#2431
• Add a way to create drag-and-drop source rust-windowing/winit#3229
• Pressing Fn key on Macbook logs an error rust-windowing/winit#3246
• XNotSupported error unwrapped in EventLoop::new rust-windowing/winit#3350
• Wrong cursor position on clicks in top window area, when window is created invisible and maximised on MacOS rust-windowing/winit#4295
• CursorIcon::EwResize and ColResize mapped to same deprecated cursor rust-windowing/winit#4390

wgpu/naga

• Reduce the binary size gfx-rs/wgpu#1464
• Dynamic WebGPU support detection gfx-rs/wgpu#2804
• [gles] surface from canvas supports only srgb gfx-rs/wgpu#3059
• [gles] create_bind_group fails for buffers with MAP_WRITE gfx-rs/wgpu#3058 - somewhat unlikely to hit in a real-world scenario, but who knows; at the very least tripping over it is annoying
• implement PrettyError for DrawError gfx-rs/wgpu#3061
• [gles] firefox: WebGL warning: getSyncParameter gfx-rs/wgpu#3064
• Can't set MSAA samples beyond 4 gfx-rs/wgpu#2910
• WebGL and WebGPU backends should not panic if canvas context is unavailable gfx-rs/wgpu#3017
• Alignment guarantees for mapped buffers gfx-rs/wgpu#3508 - working around lack of alignment requirements in buffer suballocator currently
• Cannot read to / write from Depth16Unorm texture on WebGL backend gfx-rs/wgpu#3537
• WebGL Internal error: 0x00000502: Vertex buffer is not big enough for the draw call gfx-rs/wgpu#3578
• Timeout on Device::maintain with Maintain::WaitForSubmissionIndex is ignored gfx-rs/wgpu#3601
• [WebGL] copy_texture_to_buffer broken for non-rgba & non-32-bit integer formats gfx-rs/wgpu#3644
• wgpu(web) assertion failed: data.is::<T>() gfx-rs/wgpu#3710
• assertion failed: data.is::<T>() on command buffer drop gfx-rs/wgpu#3724
• wgpu often panics on errors gfx-rs/wgpu#3777
• Unable to handle shader compilation errors gfx-rs/wgpu#2130
• Proposal for Underlying Api Interoperability gfx-rs/wgpu#4067
• BufferMappedRange trait object can not be sent between threads gfx-rs/wgpu#3795
• Lifetimes on RenderPass make it difficult to use.  gfx-rs/wgpu#1453
• Don't panic when hitting wgpu-core only paths on webgpu backend gfx-rs/wgpu#5187
• WSL2 GL device fails creation gfx-rs/wgpu#6841
• ShaderStages::all() causes validation error when used in WebGPU gfx-rs/wgpu#7708
• Webgpu crashes with unwraps if the browser hasn't implemented a specific functionality gfx-rs/wgpu#8186
• Mac/Metal: After alt-tab, get_current_texture locks for exactly one second gfx-rs/wgpu#8309

naga / wgpu shader issues

• [wgsl-in] no error for duplicated type definition gfx-rs/naga#2076
• [wgsl-in] 'unpackUnorm4x8' : no matching overloaded function found gfx-rs/wgpu#4525
• [wgsl-in] Type aliases for a vecN<T> doesn't work when constructing vec from a single argument gfx-rs/naga#2105
• [wgsl-in] Implement const expressions gfx-rs/naga#1829
• Outputting integral type from fragment shader causes Vulkan validation error gfx-rs/naga#2270
• [wgsl-in] Missing integer type validation for contants gfx-rs/naga#2311
• [wgsl-in] Redefining parameter is incorreclty allowed gfx-rs/naga#2312
• [wgsl-in] 0.0 / 0.0 should not be allowed gfx-rs/naga#2313
• [wgsl-in] Incorrect handling of negative integers with hex values gfx-rs/wgpu#4492
• [glsl-out] Return type for returning arrays is incorrect gfx-rs/naga#2380
• [glsl-out] Incorrect rounding for max-float constant expression gfx-rs/wgpu#4568
• [wgsl-in] Comparing scalar with vector type incorrectly passes validation gfx-rs/naga#2439

wgpu performance issues

• Reduce the binary size gfx-rs/wgpu#1464
• Suballocate Buffers on Metal gfx-rs/wgpu#3109 (DX12 issue exists as well, but we're likely only targeting Vulkan/Metal/WebGL)
• Use MTLHazardTrackingMode.untracked for Resources gfx-rs/wgpu#3110

gradio

• Allow overriding HF space repo_id in gradio cc publish gradio-app/gradio#11240
• gradio cc publish does not support alpha versions gradio-app/gradio#11999