Issues

• WasiProcess.run() never settles when instantiate fails or _start traps (e.g. missing fd_fdstat_set_rights import)

  microsoft/vscode-wasm#303 · Filter by author Ambeco opened on Oct 6, 2026
  

• Feature Request: Explore alignment with cross-IDE WebAssembly Extension Standard

  microsoft/vscode-wasm#249 · Filter by author Amiya167 opened on Feb 4, 2026

• memoryFileSystemDriver write has O(n^2) overhead due to repeatedly concatenating buffers

  bug
  microsoft/vscode-wasm#244 · Filter by author TerrorJack opened on Oct 27, 2025 · Backlog

• wit async func wit2ts error

  bug
  microsoft/vscode-wasm#240 · Filter by author lamb opened on Oct 10, 2025 · Backlog

• Feature request: Allow I/O multiplexing without threads

  feature-request
  microsoft/vscode-wasm#235 · Filter by author andy0130tw opened on Jul 26, 2025 · Backlog

• Can't use Web Shell on github.dev

  bug
  microsoft/vscode-wasm#217 · Filter by author glebbash opened on Jan 21, 2025 · Backlog
  3

• vscode-file:// protocol address mapping

  bug
  microsoft/vscode-wasm#212 · Filter by author OceanBelongsToMe opened on Nov 10, 2024 · Backlog

• Do not support multiple Workspace Folders

  feature-request
  microsoft/vscode-wasm#211 · Filter by author OceanBelongsToMe opened on Oct 31, 2024 · On Deck
  2

• Web VS Code extensions cannot activate ms-vscode.wasm-wasi-core

  bug
  microsoft/vscode-wasm#210 · Filter by author jacbz opened on Oct 29, 2024 · On Deck
  11

• LSP URI converter generate invalid paths when workspace URI has a trailing /

  bug
  microsoft/vscode-wasm#209 · Filter by author SquidDev opened on Oct 21, 2024 · On Deck
  1

• Implement WASI Preview 2 Sockets

  feature-request
  microsoft/vscode-wasm#179 · Filter by author lppedd opened on Jul 23, 2024 · On Deck
  1

• [bug] Calling wasi_snapshot_preview1 path_open without "extra steps" returns BADF (error 8)

  bug
  microsoft/vscode-wasm#161 · Filter by author glebbash opened on Apr 8, 2024 · On Deck
  4

• Questions regarding MemoryFileSystem and Stdio

  bug
  microsoft/vscode-wasm#143 · Filter by author adrienaury opened on Nov 4, 2023 · On Deck
  8

• Readable types are incorrect

  bug
  microsoft/vscode-wasm#121 · Filter by author phated opened on Sep 25, 2023 · Backlog
  1

• Streams should implement vscode-jsonrpc's _ReadableStream and _WritableStream interfaces

  feature-request
  microsoft/vscode-wasm#119 · Filter by author phated opened on Sep 20, 2023 · Backlog
  2

• Investigate running more language on WASM/WASI

  feature-request
  microsoft/vscode-wasm#112 · Filter by author dbaeumer opened on Aug 7, 2023 · Backlog
  2

• fstat fails on mounted memory filesystem

  bug
  microsoft/vscode-wasm#111 · Filter by author lambdageek opened on Aug 2, 2023 · On Deck

• Installation of "ms-vscode.wasm-wasi-core" is broken in devcontainers

  bug
  microsoft/vscode-wasm#108 · Filter by author michaelp opened on Jul 23, 2023 · Backlog
  1

• WebShell: Tab autocomplete not working

  bug
  microsoft/vscode-wasm#107 · Filter by author cyborgdennett opened on Jul 23, 2023 · Backlog

• Issue with mountpoints and virtual file systems

  bug
  microsoft/vscode-wasm#99 · Filter by author vritant24 opened on Jun 13, 2023 · On Deck

• Running touch panicks

  bug
  microsoft/vscode-wasm#83 · Filter by author Tyriar opened on Jun 7, 2023 · Backlog

• Leverage WASI Preview2

  feature-request
  microsoft/vscode-wasm#52 · Filter by author eduardomourar opened on Apr 6, 2023
  6

• Sync-Api doesn't work with multiple workers

  feature-request
  microsoft/vscode-wasm#23 · Filter by author rchiodo opened on Oct 7, 2022 · Backlog
  1

• Better README?

  debt
  microsoft/vscode-wasm#2 · Filter by author Yamgirly opened on Jul 10, 2022 · On Deck