OmniSharp/csharp-language-server-protocol

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Language Server Protocol in C#

Stars: 638
Forks: 109
Open beginner issues: 0
Indexed issues: 89
Avg merge: 1m
Merged PRs (30d): 2

Dominant language: C#
License: MIT
Last GitHub push: Sep 17, 2026
Latest indexed: Sep 20, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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89 open issues indexed

Support for .Net 6.0.0 Open

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

OmniSharp/csharp-language-server-protocol#723 · 1 comment · Opened Jan 11, 2022
[DAP] Working with a server which doesn't set "seq" property in some responses Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

OmniSharp/csharp-language-server-protocol#706 · Opened Dec 8, 2021
PartialResultToken is always `null` Open

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

OmniSharp/csharp-language-server-protocol#703 · Opened Dec 1, 2021
[Dap] How to get custom data from Dap Events Open

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

OmniSharp/csharp-language-server-protocol#692 · Opened Nov 15, 2021
[Info Request] Recommended Set-BreakpointsFeature Lines replacement Open

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

OmniSharp/csharp-language-server-protocol#682 · 1 reaction · Opened Nov 2, 2021
Web extension support Open

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

OmniSharp/csharp-language-server-protocol#668 · 2 comments · 1 reaction · Opened Oct 22, 2021
Unable to resolve resolution root for TextDocumentSyncHandler from container without any scope. Open

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

OmniSharp/csharp-language-server-protocol#660 · 2 comments · Opened Oct 11, 2021
Container<T>.implicit operator(T[]) does not accept null, but is implemented to handle it Open

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

OmniSharp/csharp-language-server-protocol#659 · Opened Oct 7, 2021
JSON RPC documentation or example app request Open

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

OmniSharp/csharp-language-server-protocol#652 · 3 comments · Opened Sep 14, 2021
Problem with dependency injecting records Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

OmniSharp/csharp-language-server-protocol#647 · 1 comment · Opened Aug 28, 2021
ILinkedEditingRangeHandler should return a nullable result Open

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

OmniSharp/csharp-language-server-protocol#644 · 3 comments · Opened Aug 25, 2021
Feature Request: Support handling LSP command line options for input/output Open

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

OmniSharp/csharp-language-server-protocol#631 · 1 comment · 4 reactions · Opened Aug 9, 2021
Server doesn't respond with ServerNotInitialized per spec Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

OmniSharp/csharp-language-server-protocol#628 · Opened Jul 31, 2021
Enabling/disabling handler based on client configuration Open

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

OmniSharp/csharp-language-server-protocol#627 · 4 comments · Opened Jul 30, 2021
Confused as to how to actually use this? Open

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

OmniSharp/csharp-language-server-protocol#613 · 1 comment · 9 reactions · Opened Jul 10, 2021
Server unhandled exception when trying to parse `traceparent` property in `Initialize` message. Client (VS2019) becomes unresponsive. Open

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

OmniSharp/csharp-language-server-protocol#609 · 1 comment · Opened Jul 1, 2021
When the server sends a custom request, an exception occurs in the serialization of the'descriptor' Open

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

OmniSharp/csharp-language-server-protocol#605 · Opened Jun 28, 2021
Request: OmniSharp M.E.Configuration/M.E.Logging bump to 2.2 Open

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

OmniSharp/csharp-language-server-protocol#600 · 1 reaction · Opened Jun 14, 2021
Completion Request returning null response leads to an unhandled exception in the client Open

bug

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

OmniSharp/csharp-language-server-protocol#584 · Opened May 11, 2021
While initializing an LSP client, how to set ProcessId in InitializeParams Open

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

OmniSharp/csharp-language-server-protocol#576 · 1 comment · 1 reaction · Opened Apr 30, 2021
CodeActions on visual studio Open

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

OmniSharp/csharp-language-server-protocol#552 · 3 comments · Opened Mar 31, 2021
[info request] traceparent and general logging question Open

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

OmniSharp/csharp-language-server-protocol#549 · 11 comments · 4 reactions · Opened Mar 27, 2021
TextDocumentSyncHandler doesn't seem to take into consideration its TextDocumentSyncRegistrationOptions Open

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

OmniSharp/csharp-language-server-protocol#546 · 2 comments · Opened Mar 22, 2021
Startup performance issues Open

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

OmniSharp/csharp-language-server-protocol#544 · 4 comments · Opened Mar 18, 2021
Issue trying to implement codeAction/resolve in omnisharp-roslyn Open

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

OmniSharp/csharp-language-server-protocol#511 · 1 comment · Opened Jan 31, 2021
SourceLink does not appear to be working Open

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

OmniSharp/csharp-language-server-protocol#506 · 3 comments · Opened Jan 24, 2021
Simple Sample for usage with Monaco Editor over Websockets Open

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

OmniSharp/csharp-language-server-protocol#505 · 10 comments · 9 reactions · Opened Jan 21, 2021
How to update user configuration from the language server Open

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

OmniSharp/csharp-language-server-protocol#483 · 1 comment · Opened Dec 17, 2020
Build process fails in linux due to incorrect filename Open

Difficulty 1/5 1-3 hours Newbie friendliness 25/100

OmniSharp/csharp-language-server-protocol#469 · 3 comments · 1 reaction · Opened Dec 11, 2020
[info request] Hosting the language server code in Blazor? Open

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

OmniSharp/csharp-language-server-protocol#456 · 36 comments · 1 reaction · Opened Dec 4, 2020
Logging JSON RPC messages Open

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

OmniSharp/csharp-language-server-protocol#449 · 5 comments · Opened Dec 1, 2020
CodeAction capability doesn't work with VS Code LSP client Open

question

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

OmniSharp/csharp-language-server-protocol#311 · 3 comments · Opened Aug 13, 2020
Running build.sh on linux fail Open

bug

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

OmniSharp/csharp-language-server-protocol#226 · 8 comments · 1 reaction · Opened Apr 4, 2020
Log exceptions with FilePath & LineNumber Open

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

OmniSharp/csharp-language-server-protocol#217 · Opened Mar 11, 2020
Enumerate who uses this library Open

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

OmniSharp/csharp-language-server-protocol#193 · 9 comments · Opened Nov 18, 2019
Enable the ability to log the payloads on the server side Open

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

OmniSharp/csharp-language-server-protocol#181 · 7 comments · 2 reactions · Opened Oct 6, 2019
Drop Newtonsoft.Json and use new System.Text.Json Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

OmniSharp/csharp-language-server-protocol#150 · 8 comments · Opened Jul 13, 2019
Add Tags and details for nuget package Open

Difficulty 2/5 1-3 hours Newbie friendliness 28/100

OmniSharp/csharp-language-server-protocol#33 · Opened Oct 16, 2017
Documentation Open

help wanted

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

OmniSharp/csharp-language-server-protocol#29 · 8 comments · 7 reactions · Opened Oct 10, 2017

OmniSharp/csharp-language-server-protocol

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