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

`workspace/textDocumentContent`: expand with languageId Open

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

microsoft/language-server-protocol#2301 · 1 comment · Opened Aug 16, 2026
SnippetTextEdit doesn't have an option for preserving whitespace Open

microsoft/language-server-protocol#2290 · 5 comments · 2 reactions · 1 assignee · Opened Jul 15, 2026
languageId handling ambigious Open

microsoft/language-server-protocol#2282 · 5 comments · 1 assignee · Opened Jun 25, 2026
Redundancy in `workspace/diagnostic` partial result type Open

microsoft/language-server-protocol#2281 · 1 assignee · Opened Jun 24, 2026
Add more language ID recommendations Open

microsoft/language-server-protocol#2269 · 1 assignee · Opened Jun 5, 2026
[Website] Specification identifier missing in actual HTML title Open

microsoft/language-server-protocol#2267 · 1 assignee · Opened Jun 5, 2026
Clarify `FileOperationFilter` matching logic Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

microsoft/language-server-protocol#2250 · 1 reaction · Opened Apr 13, 2026
Feature Request: Support for marking custom extension parameters as sensitive (trace-safe) Open

feature-request help wanted

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

microsoft/language-server-protocol#2249 · 4 comments · 2 reactions · Opened Apr 10, 2026
Proposal: Semantic Tokens in Markdown Open

feature-request semantic tokens

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

microsoft/language-server-protocol#2238 · 1 reaction · Opened Mar 10, 2026
Proposal: NotebookCell - Static Analysis Ordering Open

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

microsoft/language-server-protocol#2224 · 7 reactions · Opened Jan 22, 2026
License clarification Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

microsoft/language-server-protocol#2221 · Opened Jan 15, 2026
Maintenance of https://github.com/microsoft/lsprotocol Open

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

microsoft/language-server-protocol#2220 · Opened Jan 15, 2026
workspace/didChangeWorkspaceFolders RegistrationOptions Open

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

microsoft/language-server-protocol#2218 · Opened Jan 8, 2026
Clarify whether any glob patterns are invalid, and the behaviour if a client receives an invalid glob Open

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

microsoft/language-server-protocol#2216 · 6 reactions · Opened Jan 6, 2026
Additional information about read/write access in the Call Hierarchy Item Open

call hierarchy feature-request

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

microsoft/language-server-protocol#2207 · 10 comments · Opened Dec 8, 2025
Add dark theme on https://microsoft.github.io/language-server-protocol/ Open

feature-request help wanted web-site

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

microsoft/language-server-protocol#2204 · 1 comment · 1 reaction · Opened Nov 28, 2025
ClientDiagnosticsTagOptions seems to be missing in the Markdown specification documents Open

clarification diagnostics

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

microsoft/language-server-protocol#2198 · 1 comment · Opened Oct 27, 2025
Invalid snippet example in nested placeholder snippet Open

clarification

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

microsoft/language-server-protocol#2194 · 6 comments · 3 reactions · Opened Oct 19, 2025
Include provider information in code actions Open

info-needed

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

microsoft/language-server-protocol#2188 · 6 comments · 14 reactions · Opened Oct 5, 2025
Clarification on serialization of `integer` typed `number` Open

clarification

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

microsoft/language-server-protocol#2163 · Opened Jul 8, 2025
Clarification on workspace folders and roots in the initialize request Open

clarification

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

microsoft/language-server-protocol#2154 · Opened Jun 11, 2025
Semantic token `localScope`/`globalScope`/`fileScope`/`classScope` modifiers Open

feature-request semantic tokens

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

microsoft/language-server-protocol#2152 · Opened Jun 5, 2025
It's not clear from `metaModel.json` that `MessageActionItem` can contain arbitrary additional fields Open

feature-request meta protocol

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

microsoft/language-server-protocol#2148 · 3 comments · Opened Jun 2, 2025
Clarify whether $0 can be a placeholder (${0:foo}) Open

clarification

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

microsoft/language-server-protocol#2146 · 1 comment · 1 reaction · Opened May 30, 2025
Feature Request: Wide-gamut colors support (Display P3, BT.2020) Open

document feature-request

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

microsoft/language-server-protocol#2143 · 1 comment · 2 reactions · Opened May 24, 2025
Add visibility-related (e.g. public/protected/private) symbol tags Open

document symbols feature-request

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

microsoft/language-server-protocol#2140 · 1 comment · 2 reactions · Opened May 20, 2025
`workspace.workspaceFolders` client capability missing dynamic registration support Open

feature-request

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

microsoft/language-server-protocol#2133 · 3 comments · Opened Apr 28, 2025
Improve CodeDescription or add the ability to provide text documents or handle URIs Open

diagnostics feature-request

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

microsoft/language-server-protocol#2130 · 1 comment · Opened Apr 23, 2025
Proposal: A single file to configure language servers for all editors Open

feature-request

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

microsoft/language-server-protocol#2127 · 8 reactions · Opened Apr 7, 2025
Proposal: to better structure symbol details add LSPArray languageSpecificDetails property to callHierarchy and documentSymbol etc. Open

call hierarchy document symbols feature-request

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

microsoft/language-server-protocol#2118 · 1 comment · 2 reactions · Opened Mar 20, 2025
MessageType should include a 'trace' severity Open

feature-request show message

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

microsoft/language-server-protocol#2117 · 6 comments · Opened Mar 19, 2025
Async functions in documentSymbols and completion Open

document symbols feature-request workspace symbols

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

microsoft/language-server-protocol#2113 · 7 comments · Opened Mar 7, 2025
didSave without didOpen Open

clarification

Difficulty 3/5 1-2 days Newbie friendliness 32/100

microsoft/language-server-protocol#2110 · 1 comment · Opened Feb 28, 2025
add `notebookDocument/wilSave` Open

document synchronization feature-request

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

microsoft/language-server-protocol#2095 · 1 reaction · Opened Feb 8, 2025
Proposal: Allow servers to customize the matching behavior of workspace symbols Open

feature-request workspace symbols

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

microsoft/language-server-protocol#2091 · 4 comments · 4 reactions · Opened Feb 3, 2025
Proposal: Standardise `CompletionItemKind: Color` documentation format to always include the hex color at the end Open

completion feature-request

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

microsoft/language-server-protocol#2082 · 1 reaction · Opened Jan 12, 2025
Notebooks and textDocument/hover, textDocument/references, etc. Open

info-needed

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

microsoft/language-server-protocol#2075 · 1 comment · Opened Dec 20, 2024
[Proposal] Pipeline hints Open

feature-request new request

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

microsoft/language-server-protocol#2074 · 3 comments · 4 reactions · Opened Dec 20, 2024
Add copy + paste edit provider Open

feature-request new request

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

microsoft/language-server-protocol#2072 · 43 reactions · Opened Dec 12, 2024
Add ```serverCancelled``` support for ```textDocument/documentSymbol``` Open

document symbols feature-request

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

microsoft/language-server-protocol#2069 · 1 reaction · Opened Dec 5, 2024
Cross server communication Open

feature-request

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

microsoft/language-server-protocol#2062 · 1 comment · 1 reaction · Opened Nov 26, 2024
Is `completionItem/resolve` valid after a document change? Open

clarification

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

microsoft/language-server-protocol#2060 · 1 comment · 5 reactions · Opened Nov 26, 2024
Capturing quick fix telemetry Open

discussion

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

microsoft/language-server-protocol#2055 · 2 comments · Opened Nov 12, 2024
textDocument/didChange version number reaches maximum value Open

clarification

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

microsoft/language-server-protocol#2053 · 5 comments · Opened Oct 30, 2024
Automatic discovery of Language Servers Open

feature-request new request

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

microsoft/language-server-protocol#2051 · 4 comments · 4 reactions · Opened Oct 26, 2024
Find references from a given selected file (in explorer) Open

feature-request new request

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

microsoft/language-server-protocol#2047 · 4 comments · 3 reactions · Opened Oct 21, 2024
Allow i18n for command title & settings Open

feature-request

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

microsoft/language-server-protocol#2043 · 3 reactions · Opened Oct 18, 2024
Add "Go to Interfaces" counterpart of "Go to Implementations" Open

feature-request new request

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

microsoft/language-server-protocol#2037 · 5 comments · 1 reaction · Opened Oct 11, 2024
Clarify what supportsCustomValues in the meta model really means Open

clarification

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

microsoft/language-server-protocol#2035 · 2 reactions · Opened Oct 9, 2024
Allow top level `text` to not escape `}` when it is not part of the `${}` Open

clarification

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

microsoft/language-server-protocol#2033 · 2 reactions · Opened Oct 4, 2024

microsoft/language-server-protocol

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