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Improvements for spawning processes

status:discussion

Status: Open.

Task

#16657 In crystal-lang/crystal;

· straight-shoota opened on Feb 12, 2026

Can't hijack IO after <code>HTTP::Client</code> request

kind:feature

topic:stdlib:networking

Status: Open.

Feature

#16652 In crystal-lang/crystal;

· ysbaddaden opened on Feb 10, 2026

Interpreter can't <code>upcast_distinct</code> from <code>UInt8*</code> to <code>Void*</code>

kind:bugA bug in the code. Does not apply to documentation, specs, etc.A bug in the code. Does not apply to documentation, specs, etc.

topic:compiler:interpreter

Status: Open.

Bug

#16649 In crystal-lang/crystal;

· ysbaddaden opened on Feb 10, 2026

<code>pointerof</code> should allow <code>ReadInstanceVar</code> on <code>self</code>

kind:feature

topic:compiler:parser

Status: Open.

Feature

#16647 In crystal-lang/crystal;

· HertzDevil opened on Feb 9, 2026

Declaring a variable via <code>out</code> breaks when the type of the variable changes

kind:bugA bug in the code. Does not apply to documentation, specs, etc.A bug in the code. Does not apply to documentation, specs, etc.

topic:compiler:semantic

Status: Open.

Bug

#16645 In crystal-lang/crystal;

· straight-shoota opened on Feb 9, 2026

Add **convenience method to retrieve** current value of <code>content_length</code> and <code>content-type</code> (and probably others)

kind:feature

topic:stdlib:networking

Status: Open.

Feature

#16643 In crystal-lang/crystal;

· Fijxu opened on Feb 8, 2026

Add Kernel TLS support to OpenSSL sockets

kind:feature

topic:stdlib:crypto

Status: Open.

Feature

#16642 In crystal-lang/crystal;

· ysbaddaden opened on Feb 6, 2026

Confusion in Oauth documentation

kind:bugA bug in the code. Does not apply to documentation, specs, etc.A bug in the code. Does not apply to documentation, specs, etc.

Status: Open.

Bug

#16632 In crystal-lang/crystal;

· jwoertink opened on Feb 3, 2026

Interpreter: <code>inherited</code> macro hook content is not executed

kind:bugA bug in the code. Does not apply to documentation, specs, etc.A bug in the code. Does not apply to documentation, specs, etc.

topic:compiler:interpreter

Status: Open.

Bug

#16628 In crystal-lang/crystal;

· cyangle opened on Feb 1, 2026

Interpreter: Circular require with glob pattern causes double evaluation of constants

kind:bugA bug in the code. Does not apply to documentation, specs, etc.A bug in the code. Does not apply to documentation, specs, etc.

topic:compiler:interpreter

Status: Open.

Bug

#16627 In crystal-lang/crystal;

· cyangle opened on Feb 1, 2026

StringScanner performance proposal: Refactor to skip string allocations when not used

performance

status:discussion

topic:stdlib:text

Status: Open.

#16625 In crystal-lang/crystal;

· jneen opened on Jan 29, 2026

Aliases for enum members must be considered in exhaustive case

kind:feature

status:discussion

topic:lang

Status: Open.

#16621 In crystal-lang/crystal;

· straight-shoota opened on Jan 28, 2026