microsoft/language-server-protocol

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Defines a common protocol for language servers.

Stars: 13k
Forks: 1k
Open beginner issues: 0
Indexed issues: 277
Avg merge: 6d 1h
Merged PRs (30d): 10

Dominant language: TypeScript
License: CC-BY-4.0
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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277 open issues indexed

LSIF - Bump version to 1.0, remove warning Open

feature-request lsif

Difficulty 1/5 Under an hour Newbie friendliness 35/100

microsoft/language-server-protocol#1658 · 3 comments · Opened Feb 7, 2023
Reconsider having a community space for server and client implementors Open

discussion

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

microsoft/language-server-protocol#1642 · 5 comments · 7 reactions · Opened Jan 15, 2023
Add a request so that the server can ask the client for user input Open

discussion

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

microsoft/language-server-protocol#1641 · 10 comments · 10 reactions · Opened Jan 13, 2023
Please revisit the idea of exposing the configuration format as JSON schema Open

feature-request new request

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

microsoft/language-server-protocol#1640 · 7 comments · 10 reactions · Opened Jan 12, 2023
Replace a source file string in realtime Open

feature-request new request

Difficulty 5/5 Over a week Newbie friendliness 15/100

microsoft/language-server-protocol#1638 · 9 comments · 1 reaction · Opened Jan 12, 2023
Clarify CompletionItem.labelDetails.detail rendering Open

clarification

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

microsoft/language-server-protocol#1637 · Opened Jan 12, 2023
Is showMessageRequest optional, or supported by all clients? Open

clarification

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

microsoft/language-server-protocol#1635 · 23 comments · Opened Jan 9, 2023
Should editor consider code actions that are not listed in `codeActionKinds`? Open

*question clarification

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/language-server-protocol#1629 · 5 comments · Opened Dec 30, 2022
Define a URI scheme namespaced kind type for DocumentFilter Open

document feature-request

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

microsoft/language-server-protocol#1627 · 2 comments · 1 reaction · Opened Dec 24, 2022
Trigger new Completion after Acceptance Open

completion feature-request

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

microsoft/language-server-protocol#1611 · 4 comments · Opened Dec 13, 2022
[protocol] Add range information to DocumentDiagnosticParams Open

diagnostics feature-request

Difficulty 5/5 Over a week Newbie friendliness 35/100

microsoft/language-server-protocol#1610 · 2 comments · 2 reactions · Opened Dec 12, 2022
Introduce specification for namespace-level symbol resolution Open

feature-request new request

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

microsoft/language-server-protocol#1607 · Opened Dec 9, 2022
Attach `TextDocumentEdit[]` to completion item Open

completion feature-request

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

microsoft/language-server-protocol#1605 · 4 reactions · Opened Dec 7, 2022
Some `evaluatableExpression: Range -> { string, Range }` to know what expression is evaluable at a given location Open

feature-request new request

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

microsoft/language-server-protocol#1596 · 5 comments · 4 reactions · Opened Nov 30, 2022
Export to PDF? Open

feature-request help wanted

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

microsoft/language-server-protocol#1591 · 2 comments · Opened Nov 21, 2022
Update tutorial with location of trace.server config Open

clarification help wanted

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

microsoft/language-server-protocol#1588 · 7 comments · Opened Nov 20, 2022
Add "Smart break line" feature to LSP Open

feature-request new request

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

microsoft/language-server-protocol#1586 · 2 comments · 1 reaction · Opened Nov 16, 2022
Protocol extension to drive UI components Open

feature-request new request

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/language-server-protocol#1579 · 7 comments · Opened Nov 7, 2022
Support ServerCancelled on more request. Open

feature-request

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

microsoft/language-server-protocol#1572 · 6 comments · Opened Oct 28, 2022
textDocument/references is more strict but textDocument/documentHighlight delivers more information while being fuzzy Open

feature-request references

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

microsoft/language-server-protocol#1563 · Opened Oct 19, 2022
The specification should maybe say where code lenses are shown in the client Open

code lens feature-request help wanted

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

microsoft/language-server-protocol#1558 · 6 comments · 1 reaction · Opened Oct 3, 2022
Clarify expected use for inlayHint/refresh Open

feature-request inlay hint

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

microsoft/language-server-protocol#1546 · 5 comments · 2 reactions · Opened Sep 12, 2022
Feature Request: Support for Flexible Font Weights (100 - 900) in Syntax Highlighting (and more css-properties) Open

feature-request semantic tokens

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

microsoft/language-server-protocol#1545 · 9 comments · 2 reactions · Opened Sep 8, 2022
Math support in Markdown Open

feature-request hover

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

microsoft/language-server-protocol#1538 · 2 comments · 1 reaction · Opened Aug 23, 2022
Feature Proposal: Support for batch requests of `DocumentSymbol`s Open

document symbols feature-request

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/language-server-protocol#1533 · Opened Aug 10, 2022
Read Only Range in source code Open

feature-request new request

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

microsoft/language-server-protocol#1522 · Opened Jul 21, 2022
Allow offsets relative to the start of the document (and not the start of the line of the range) Open

feature-request

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

microsoft/language-server-protocol#1518 · 9 comments · 3 reactions · Opened Jul 6, 2022
Idea: Add support for querying documentation Open

feature-request new request

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

microsoft/language-server-protocol#1508 · 6 reactions · Opened Jun 27, 2022
Support completion for condition in Conditional Breakpoint of Debug Adapter Protocol Open

completion feature-request

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

microsoft/language-server-protocol#1496 · Opened Jun 7, 2022
Proposal for a new symbol kind: Command Open

commands feature-request

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

microsoft/language-server-protocol#1482 · Opened May 25, 2022
MessageActionItem additional properties Open

feature-request show message

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/language-server-protocol#1471 · 5 comments · Opened May 10, 2022
new feature: describe (type of) selected expression Open

feature-request new request

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

microsoft/language-server-protocol#1466 · 3 comments · 8 reactions · Opened May 6, 2022
Long diagnostic message field Open

diagnostics feature-request

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

microsoft/language-server-protocol#1461 · 2 comments · 2 reactions · Opened May 2, 2022
Server to client TextDocumentItem/ Open

feature-request idea new request

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

microsoft/language-server-protocol#1458 · 6 comments · Opened May 2, 2022
Support for Unicode line termination characters Open

feature-request

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/language-server-protocol#1432 · 1 reaction · Opened Apr 1, 2022
Extending LSIF output with arbitrary metadata? Open

feature-request lsif

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

microsoft/language-server-protocol#1427 · 2 comments · Opened Mar 22, 2022
SemanticTokens Edits not performant in large documents Open

feature-request semantic tokens

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

microsoft/language-server-protocol#1421 · 4 comments · 3 reactions · Opened Mar 11, 2022
Support proof assistants Open

feature-request help wanted new request

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

microsoft/language-server-protocol#1414 · 9 comments · 6 reactions · Opened Feb 24, 2022
Make the completion trigger character conditional Open

completion feature-request

Difficulty 5/5 Over a week Newbie friendliness 35/100

microsoft/language-server-protocol#1413 · 9 comments · 1 reaction · Opened Feb 16, 2022
Proposal: publish diagnostics notification changes instead of all messages Open

diagnostics feature-request

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

microsoft/language-server-protocol#1392 · 4 comments · Opened Dec 15, 2021
Proposal: textDocument/prepareCodeAction Open

code actions feature-request

microsoft/language-server-protocol#1386 · 7 comments · 2 reactions · 1 assignee · Opened Dec 8, 2021
Is there a way to send `workspace/symbol` request with `SymbolKind` filter? Open

feature-request workspace symbols

Difficulty 5/5 Over a week Newbie friendliness 20/100

microsoft/language-server-protocol#1382 · 1 comment · Opened Dec 6, 2021
Add language ID for D Open

document feature-request

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

microsoft/language-server-protocol#1379 · Opened Nov 17, 2021
Clarify server's behaviour around virtual (not stored on disk) documents Open

clarification document synchronization

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

microsoft/language-server-protocol#1369 · 1 comment · 1 reaction · Opened Oct 27, 2021
Code profiling Open

idea

Difficulty 5/5 Over a week Newbie friendliness 10/100

microsoft/language-server-protocol#1365 · Opened Oct 21, 2021
LLVM +/ MLIR support Open

idea

Difficulty 5/5 Over a week Newbie friendliness 15/100

microsoft/language-server-protocol#1364 · 1 comment · Opened Oct 21, 2021
A client cannot inform the server that some dynamic registrations have failed Open

feature-request registration

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

microsoft/language-server-protocol#1353 · 1 comment · Opened Sep 24, 2021
Feature Request: Symbol scope information in CompletionItem Open

completion feature-request

Difficulty 5/5 Over a week Newbie friendliness 35/100

microsoft/language-server-protocol#1350 · 4 comments · Opened Sep 17, 2021
provide a way to ask client to show modal message box Open

feature-request show message

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

microsoft/language-server-protocol#1337 · 10 comments · 1 reaction · Opened Aug 26, 2021
Clarify requirements for PartialResults Open

feature-request semantic tokens

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

microsoft/language-server-protocol#1336 · 5 comments · Opened Aug 25, 2021

microsoft/language-server-protocol

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