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

`{}` meaning no body not respected when using `@bodyRoot` Open

bug lib:http triaged:core

microsoft/typespec#3372 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Emitters need concrete syntax ordering from the TypeSpec file to be available so they can maintain that order in output files. Open

compiler:core design:needed triaged:core

microsoft/typespec#3404 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Validate produced openapi3 is correct Open

emitter:openapi3 feature triaged:core

microsoft/typespec#3435 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Versioning for 3p libraries Open

design:needed lib:versioning triaged:core

microsoft/typespec#3482 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: @discriminator and @encodedName interact badly Open

bug compiler:core triaged:core

microsoft/typespec#3507 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Feature Request] Need some way to declare the protocol(s) of a service Open

design:needed needs-area triaged:core

microsoft/typespec#3523 · 2 comments · 1 reaction · 1 assignee · Indexed Sep 17, 2026
Reusable prop declaration Open

compiler:core design:needed triaged:core

microsoft/typespec#3541 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
feat(auth): support custom scheme of `http` auth Open

design:needed lib:http triaged:core

microsoft/typespec#3568 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Need a way to disable arg marshalling for decorators Open

compiler:core design:needed triaged:core

microsoft/typespec#3570 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
add computed property name support for template inputs Open

compiler:core design:needed triaged:core

microsoft/typespec#3588 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Solve the "writing comments" issue in CSharp generator Open

emitter:client:csharp

microsoft/typespec#3591 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
OpenAPI Emitter: `@example` doc tag should compile to `example` field Open

design:needed emitter:openapi3 triaged:core

microsoft/typespec#3602 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Support for LROs in TypeSpec core Open

compiler:core design:needed triaged:core

microsoft/typespec#3614 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: Resolving method parameters fail through template/model spread. Open

bug compiler:core triaged:core

microsoft/typespec#3618 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Add support for declaring optional part in the tuple form Open

lib:http needs-area triaged:core

microsoft/typespec#3645 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: Issues using Versioning decorators with operations Open

design:needed lib:versioning triaged:core

microsoft/typespec#3649 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
this casting is unfortunate, we should probably rethink how we want this to look Open

emitter:client:csharp

microsoft/typespec#3701 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Define structure for adding demo / sample projects Open

design:needed eng triaged:core

microsoft/typespec#3702 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Create an analyzer for MGC to ensure some APIs are not misused Open

emitter:client:csharp

microsoft/typespec#3724 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: Encoding ISO8601 Duration to Numeric Values Causes Ambiguity Open

compiler:core docs triaged:core

microsoft/typespec#3733 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add Support for Derived Deserialization of Models Open

emitter:client:csharp

microsoft/typespec#3735 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Provide helper function for SDK client name with different naming style (e.g. snake case) Open

compiler:core design:needed triaged:core

microsoft/typespec#3738 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
tsp-openapi3 - add support for generating tsp config files Open

feature openapi3:converter triaged:core

microsoft/typespec#3762 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-server-javascript] Define common error shape for processing errors Open

emitter:service:js feature triaged:core

microsoft/typespec#3773 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-server-javascript] Rework serialization logic to be more HTTP-specific. Open

emitter:service:js feature triaged:core

microsoft/typespec#3780 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-server-javascript] Render parameter documentation in operation JSDoc Open

bug emitter:service:js triaged:core

microsoft/typespec#3786 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[http-server-javascript] Investigate necessity of splitReturnTypes Open

emitter:service:js triaged:core

microsoft/typespec#3787 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add parameterization to OAuth2 to support URL substitution Open

design:needed needs-area triaged:core

microsoft/typespec#3803 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
tsp-openapi3 - warn when encountering unsupported OpenAPI features Open

openapi3:converter triaged:core

microsoft/typespec#3834 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add support for converting auth schemes in openapi to tsp converter Open

feature openapi3:converter triaged:core

microsoft/typespec#3858 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
tsp-openapi3: import examples Open

feature openapi3:converter triaged:core

microsoft/typespec#3866 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 17, 2026
Nominal types in TypeSpec Open

compiler:core design:needed triaged:core

microsoft/typespec#3900 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Reconsider mixed use of `extends` Open

compiler:core design:needed triaged:core

microsoft/typespec#3901 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Refactor for MinimalAPI Support Open

emitter:service:csharp feature triaged:core

microsoft/typespec#3913 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Refactor C# Code Emitter for new Emitter Framework Open

emitter:service:csharp feature triaged:core

microsoft/typespec#3915 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Document Service Emitter recommendations Open

docs feature triaged:core

microsoft/typespec#3916 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add a generic mechanism to add extension to node that don't have a typespec type equivalent Open

design:needed feature lib:openapi triaged:core

microsoft/typespec#3925 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Adopt http\special-headers\conditional-request from cadl ranch Open

emitter:client:csharp

microsoft/typespec#3990 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Adopt http\authentication\oauth2 from cadl ranch Open

emitter:client:csharp

microsoft/typespec#4013 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: the value of `IntrinsicScalarName` is incomplete Open

bug compiler:core triaged:core

microsoft/typespec#4042 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Find out on how to bootstrap the input types Open

emitter:client:csharp

microsoft/typespec#4055 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Feature Request] [protobuf] Support schematized declaration options. Open

emitter:protobuf feature triaged:core

microsoft/typespec#4090 · 3 comments · 7 reactions · 0 assignees · Indexed Sep 17, 2026
Make TypeSpec VSCode extension web compatible Open

feature ide triaged:core

microsoft/typespec#4095 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 17, 2026
`bytes` and `application/json` content type inconistencies Open

design:needed lib:http triaged:core

microsoft/typespec#4107 · 5 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Java client emitter: evaluate the need for all the dependencies Open

emitter:client:java

microsoft/typespec#4117 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Websocket support Open

design:needed lib:http triaged:core

microsoft/typespec#4124 · 3 comments · 7 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: could not use uri template in server endpoint Open

design:needed lib:http triaged:core

microsoft/typespec#4163 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
A type to get the list of a model property names wanted Open

compiler:core feature triaged:core

microsoft/typespec#4178 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Bug]: Protobuf emitter does not recognise array defined by `is Array<T>` Open

emitter:protobuf feature triaged:core

microsoft/typespec#4196 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Need a design for how client customizations will look in 3p specs Open

design:needed triaged:core

microsoft/typespec#4197 · 0 comments · 0 reactions · 2 assignees · Indexed Sep 17, 2026

microsoft/typespec

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