microsoft/vscode-languageserver-node

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Language server protocol implementation for VSCode. This allows implementing language services in JS/TS running on node.js

Stars: 1.8k
Forks: 404
Open beginner issues: 0
Indexed issues: 72
Avg merge: 2d 8h
Merged PRs (30d): 14

Dominant language: TypeScript
License: MIT
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

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72 open issues indexed

Document lifecycle notifications parked across a crash-restart are delivered to the new server after the didOpen replay Open

info-needed

Difficulty 4/5 3-5 days Newbie friendliness 68/100

microsoft/vscode-languageserver-node#1859 · 1 comment · Opened Sep 13, 2026
Notebook dependent-cell diagnostic refresh is serialized at 500 ms per cell Open

microsoft/vscode-languageserver-node#1837 · 1 assignee · Opened Aug 15, 2026
Notebook cell reordering does not invalidate pulled diagnostics Open

microsoft/vscode-languageserver-node#1836 · 1 assignee · Opened Aug 15, 2026
Make it possible to know if WorkDoneProgressReporter is a NullProgressReporter Open

feature-request

microsoft/vscode-languageserver-node#1811 · 1 comment · 1 assignee · Opened Jun 27, 2026
dynamic registration of watchedFiles does not respect files outside workspace Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

microsoft/vscode-languageserver-node#1783 · 1 comment · Opened May 29, 2026
Message middleware / interceptor API for `vscode-jsonrpc` Open

feature-request help wanted

Difficulty 4/5 3-5 days Newbie friendliness 48/100

microsoft/vscode-languageserver-node#1757 · 3 comments · Opened Apr 28, 2026
`prepareRename` response `{ defaultBehavior: true }` is treated the same as `null` Open

info-needed

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

microsoft/vscode-languageserver-node#1749 · 2 comments · Opened Mar 28, 2026
`vscode-languageserver-types` package metadata still steers webpack builds into the UMD entry, causing dependency warnings** Open

feature-request

microsoft/vscode-languageserver-node#1743 · 3 comments · 5 reactions · 1 assignee · Opened Mar 23, 2026
after `LanguageClient.restart()`, editor does not pull diagnostics for new opened files Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

microsoft/vscode-languageserver-node#1730 · Opened Feb 25, 2026
Support refreshing single files in diagnostic pull Open

feature-request

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

microsoft/vscode-languageserver-node#1669 · 7 comments · Opened Aug 18, 2025
Missing Redo state after Connection.workspace.applyEdit Open

info-needed

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

microsoft/vscode-languageserver-node#1668 · 4 comments · Opened Aug 12, 2025
Provide a pure ESM build Open

feature-request

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

microsoft/vscode-languageserver-node#1661 · 7 comments · 2 reactions · Opened Aug 2, 2025
`finally` is not a function error hit with `_getServerWorkingDir` Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

microsoft/vscode-languageserver-node#1653 · 7 comments · Opened Jul 17, 2025
Аfter file create/delete - request workspace/diagnostic with updated diagnostics are ignored by client Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

microsoft/vscode-languageserver-node#1647 · 3 comments · Opened Jun 25, 2025
Server is not closed when child process not started Open

bug info-needed

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

microsoft/vscode-languageserver-node#1641 · 1 comment · Opened Jun 6, 2025
VS Code reports errors for semantic tokens that include newlines, should be stripped by the client? Open

feature-request

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

microsoft/vscode-languageserver-node#1638 · 1 comment · Opened Jun 2, 2025
LanguageClient.sendNotification fails due to change in state due to stopping client. Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/vscode-languageserver-node#1616 · 1 comment · Opened Feb 18, 2025
VSCode language client should configure logger pointing to the output channel rather than console Open

feature-request help wanted

Difficulty 3/5 1-2 days Newbie friendliness 38/100

microsoft/vscode-languageserver-node#1613 · 2 comments · Opened Feb 8, 2025
Error handler unable to intercept and suppress error notification Open

feature-request help wanted

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

microsoft/vscode-languageserver-node#1608 · 5 comments · 2 reactions · Opened Feb 3, 2025
Trace logs should clearly indicate an error has happened Open

feature-request help wanted

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

microsoft/vscode-languageserver-node#1604 · Opened Jan 29, 2025
`detached` not working as expected Open

feature-request

Difficulty 4/5 3-5 days Newbie friendliness 45/100

microsoft/vscode-languageserver-node#1595 · 5 comments · 1 reaction · Opened Dec 18, 2024
LanguageClient get stuck in starting state with socket transport kind Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/vscode-languageserver-node#1586 · Opened Nov 13, 2024
revealOutputChannelOn not taking effect for `outputChannel` for server initiated messages Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 38/100

microsoft/vscode-languageserver-node#1580 · Opened Nov 1, 2024
Overflow value(exceeding uinteger) passed into jsonrpc but still work Open

feature-request help wanted

Difficulty 4/5 3-5 days Newbie friendliness 30/100

microsoft/vscode-languageserver-node#1574 · 4 comments · Opened Oct 18, 2024
`ReadableStreamMessageReader.listen` should register `data` handler once per readeable Open

bug

microsoft/vscode-languageserver-node#1568 · 4 comments · 1 reaction · 1 assignee · Opened Oct 10, 2024
Support notification progress instead of only status bar Open

feature-request help wanted

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

microsoft/vscode-languageserver-node#1567 · 6 comments · 3 reactions · Opened Oct 9, 2024
client.needsStop() and client.stop() disagree on whether it's valid to call stop() Open

bug

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

microsoft/vscode-languageserver-node#1559 · 6 comments · 1 reaction · Opened Sep 26, 2024
Support `isAI` property on `CodeAction` Open

feature-request

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/vscode-languageserver-node#1555 · 2 comments · Opened Sep 6, 2024
Allow customizing the name of the option for enabling tracing Open

feature-request

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

microsoft/vscode-languageserver-node#1522 · 1 comment · Opened Jul 20, 2024
Stopped client can recreate its OutputChannel Open

bug

microsoft/vscode-languageserver-node#1496 · 1 comment · 1 assignee · Opened Jun 12, 2024
Option to control `workspaceFolders` in `InitializeParams` Open

feature-request

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/vscode-languageserver-node#1470 · 1 comment · Opened May 3, 2024
`NotebookCell` is missing `outputs` field Open

feature-request

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

microsoft/vscode-languageserver-node#1419 · 15 comments · Opened Feb 6, 2024
How to support CompletionItemKind#Color in LSP client completion? Open

feature-request

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

microsoft/vscode-languageserver-node#1398 · 2 comments · Opened Jan 9, 2024
Consider Adding a `ExtensionVersion` to `ClientInfo` Open

feature-request help wanted

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

microsoft/vscode-languageserver-node#1366 · 1 comment · Opened Nov 16, 2023
Conform to the recommendation in the standard for the socket argument, which is currently `--socket` instead of `--port` Open

feature-request

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

microsoft/vscode-languageserver-node#1364 · 1 comment · Opened Nov 15, 2023
Add support for `NotebookEdit` in `WorkspaceEdit` Open

feature-request

Difficulty 4/5 3-5 days Newbie friendliness 38/100

microsoft/vscode-languageserver-node#1336 · 5 comments · 1 reaction · Opened Oct 6, 2023
Support bun as a runtime for language servers Open

feature-request help wanted

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

microsoft/vscode-languageserver-node#1321 · 9 comments · 116 reactions · Opened Sep 19, 2023
Catching unhandled exceptions when starting language server by LanguageClient Open

feature-request help wanted

Difficulty 4/5 3-5 days Newbie friendliness 30/100

microsoft/vscode-languageserver-node#1307 · 1 comment · 2 reactions · Opened Sep 3, 2023
meta model should also include a programmatic description of the LSP state machine Open

feature-request metaModel

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

microsoft/vscode-languageserver-node#1288 · 1 comment · Opened Aug 8, 2023
Allow initializationOptions, fillInitializeParams, etc to be async Open

feature-request help wanted

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

microsoft/vscode-languageserver-node#1283 · 1 comment · Opened Aug 3, 2023
Tuple members should be optionally named Open

feature-request metaModel

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/vscode-languageserver-node#1275 · 2 comments · Opened Jul 18, 2023
Feature request: mechanism for intercepting `workspace/applyEdit` Open

feature-request help wanted

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

microsoft/vscode-languageserver-node#1272 · 1 comment · Opened Jul 17, 2023
Allow clients of the LSP library to capture all errors and show customized / localized message. Open

feature-request

Difficulty 5/5 Over a week Newbie friendliness 28/100

microsoft/vscode-languageserver-node#1262 · 3 comments · 1 reaction · Opened Jul 4, 2023
UTF-8 support Open

feature-request help wanted

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

microsoft/vscode-languageserver-node#1224 · 4 comments · 14 reactions · Opened Apr 5, 2023
Feature request: Expose the sync API to all client/server connections Open

feature-request

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

microsoft/vscode-languageserver-node#1209 · 6 comments · Opened Mar 13, 2023
Add LanguageClient `onDispose` Open

feature-request

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

microsoft/vscode-languageserver-node#1195 · 2 comments · Opened Feb 22, 2023
WorkDoneProgressCancelNotification is not using the given cancellation strategy Open

feature-request

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

microsoft/vscode-languageserver-node#1191 · 5 comments · Opened Feb 16, 2023
Triggering on type formatting on deletions Open

feature-request

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

microsoft/vscode-languageserver-node#1187 · 6 comments · Opened Feb 13, 2023
`textDocument/didClose` and `textDocument/didOpen` not fired on file rename changing case Open

feature-request

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

microsoft/vscode-languageserver-node#1186 · 6 comments · 3 reactions · Opened Feb 2, 2023
Language Client to should log `stderr` on launch failures Open

feature-request

Difficulty 3/5 1-2 days Newbie friendliness 30/100

microsoft/vscode-languageserver-node#1185 · 5 comments · 1 reaction · Opened Jan 31, 2023

microsoft/vscode-languageserver-node

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