microsoft/typespec

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Stars: 5.9k
Forks: 394
Open beginner issues: 0
Indexed issues: 1k
Avg merge: 1d 23h
Merged PRs (30d): 104

Dominant language: Java
License: MIT
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 17, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

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1005 open issues indexed

Option to disable clear screen in watch mode Open

compiler:core design:needed triaged:core

microsoft/typespec#4943 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
[Bug]: http-server-javascript emitter crash Open

bug emitter:service:js triaged:core

microsoft/typespec#4950 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Support specifying visibility decorator on models Open

compiler:core design:needed triaged:core

microsoft/typespec#4952 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Versioning of documentation updates to avoid unintended updates to `data-plane` files Open

feature lib:versioning triaged:core

microsoft/typespec#4972 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-server-csharp] extra blank lines are generated in the result Open

emitter:service:csharp feature needs-area triaged:core

microsoft/typespec#5004 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug][http-client-java] azure-json serialization, constant property in parent class cannot be accessed from child class Open

bug emitter:client:java

microsoft/typespec#5028 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Doesn't create models/refs for HttpPart properties when using overloads Open

bug emitter:openapi3 triaged:core

microsoft/typespec#5040 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Library Linter for doc comments (and jsdoc comments) Open

eng feature mq triaged:core

microsoft/typespec#5057 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add jobs for creating PR into specs repos for core PRs Open

eng feature mq triaged:core

microsoft/typespec#5059 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Design Client Library TypeKits Open

microsoft/typespec#5071 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Integrate Client Library TypeKits into EFv2 JS Emitter Open

microsoft/typespec#5073 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
[Bug]: How to locate/decorate union variant in union? Open

compiler:core design:needed triaged:core

microsoft/typespec#5081 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-server-csharp] Support omit-unreachable-types setting in config to exclude types not used in operations Open

emitter:service:csharp feature

microsoft/typespec#5126 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: Subclass conctructor generation contains unexpected `String object` field Open

bug emitter:client:java

microsoft/typespec#5157 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 17, 2026
[Bug]: Unexpected field as JSON String instead of number Open

bug emitter:client:java

microsoft/typespec#5158 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Operations that use models with visibility decorators should have client side validation Open

emitter:client:csharp

microsoft/typespec#5175 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Passing decorators as argument to decorators Open

compiler:core design:needed triaged:core

microsoft/typespec#5176 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Allow for scopes when using ApiKeyAuth to support AWS API Gateway & Cognito Open

design:needed lib:http needs-area triaged:core

microsoft/typespec#5181 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 17, 2026
Add a built-in tsp init template for TypeSpec Shared Spec Library (without TypeScript) only for generate shared spec library. Open

eng feature triaged:core

microsoft/typespec#5195 · 0 comments · 1 reaction · 2 assignees · Indexed Sep 17, 2026
[Bug]: http: Missing HTTP verbs Open

design:needed lib:http triaged:core

microsoft/typespec#5212 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add alternative JSON schema bundling suitable for JSON path refs Open

emitter:json-schema feature triaged:core

microsoft/typespec#5233 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: The union of errors can only be passed to ResourceCreate. Open

design:needed lib:rest triaged:core

microsoft/typespec#5237 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-server-csharp] is the paging operations generated correctly? Open

design:needed emitter:service:csharp triaged:core

microsoft/typespec#5244 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-spec] add tests for path/query/header parameter Open

lib:http-specs

microsoft/typespec#5248 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
[Microsoft.Generator.CSharp] Update FormattableStringHelper.cs logic Open

emitter:client:csharp

microsoft/typespec#5255 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: bumpVersionsForPrerelease() rolls back instead of forward, if a commit is reverted Open

bug eng triaged:core

microsoft/typespec#5256 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Analyze the Exists pattern Open

emitter:client:csharp

microsoft/typespec#5265 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[core] Add signifier that designates a "must-understand" type. Open

compiler:core design:needed triaged:core

microsoft/typespec#5275 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Localizability support in typespec IDEs Open

ide

microsoft/typespec#5280 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: Enum member integer value less than `-Number.MAX_VALUE` or greater than `Number.MAX_VALUE` becomes `-Infinity` or `Infinity`, respectively Open

design:needed needs-area triaged:core

microsoft/typespec#5296 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Provide mechanism to use example objects Open

compiler:core design:needed triaged:core

microsoft/typespec#5308 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Use a "RetriableStream" when BufferResponse is set to false Open

emitter:client:csharp

microsoft/typespec#5326 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[rest] Include Resource name in @doc when using TypeSpec.Rest.Resource.ResourceOperations Open

feature lib:rest triaged:core

microsoft/typespec#5328 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-client-csharp] Create a document to list all possible options in our emitter Open

emitter:client:csharp

microsoft/typespec#5346 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Improve handling of irreducible unions Open

emitter:service:csharp feature triaged:core

microsoft/typespec#5359 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add validation logic and end-to-end tests for shared routes Open

emitter:service:csharp feature triaged:core

microsoft/typespec#5360 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
tsp install should add emitters to tspconfig.yaml Open

compiler:core feature triaged:core

microsoft/typespec#5362 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Remove unnecessary nuget package in vs-extension Open

feature ide

microsoft/typespec#5368 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
be able to set parameters as required in the client.tsp file Open

emitter:client:all feature needs-area

microsoft/typespec#5371 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Response Objects Rendered In-Line Instead of as References Open

design:needed emitter:openapi3 triaged:core

microsoft/typespec#5395 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-specs]: Client level definition in unbranded scenario Open

lib:http-specs

microsoft/typespec#5399 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
[Bug]: field numbers no longer warn when duplicated Open

bug emitter:protobuf triaged:core

microsoft/typespec#5403 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
[Bug]: When main.tsp only contain minimal import, emitter fails Open

bug lib:http-specs

microsoft/typespec#5419 · 11 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
[Bug]: `Namespace` seemingly has no way to get interspersed type members of different kinds in source code order Open

compiler:core design:needed triaged:core

microsoft/typespec#5446 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: `isTemplateDeclaration` and `isTemplateDeclarationOrInstance` take `TemplatedType` instead of just `Type` Open

bug compiler:core triaged:core

microsoft/typespec#5447 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: There's seemingly no way to get a template declaration's type parameters defaults as `Type` instances Open

compiler:core design:needed needs-area triaged:core

microsoft/typespec#5448 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
[Bug]: There's seemingly no way to see what arguments were actually specified vs defaulted for a template instantiation Open

compiler:core design:needed triaged:core

microsoft/typespec#5449 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[protobuf] Support setting fileName in TypeSpec.Protobuf.PackageDetails Open

design:needed emitter:protobuf triaged:core

microsoft/typespec#5462 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 17, 2026
OAS3 emitter should have the capability to generate the specification into multiple files Open

design:needed emitter:openapi3 triaged:core

microsoft/typespec#5464 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 17, 2026
[http-server-javascript] Honor `Accept` header Open

design:needed emitter:service:js feature triaged:core

microsoft/typespec#5501 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026

microsoft/typespec

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