Issues

• Exact regex types for digit patterns without combinatorial explosion (\d{4}, \d+, 0|[1-9]\d*)

  arktypeio/arktype#1664 · Filter by author danfry1 opened on Sep 27, 2026
  1

• Regex \d+ infers ${number}, which rejects valid digit strings longer than ~309 digits

  arktypeio/arktype#1663 · Filter by author danfry1 opened on Sep 27, 2026
  1

• Allow non-empty array literal defaults in string syntax

  arktypeio/arktype#1661 · Filter by author yamcodes opened on Sep 25, 2026
  1

• Out of memory error when inintializing a merged type with a lot of or

  bug
  arktypeio/arktype#1652 · Filter by author floratmin opened on Aug 22, 2026
  1

  

• scope.import() causes circular type inference when imported definitions participate in ArkEnv.meta augmentation

  bug
  arktypeio/arktype#1644 · Filter by author karolrybak opened on Jul 30, 2026
  1

  

• Security: Improving OpenSSF Scorecard Rating (Targeting 7.0+)

  arktypeio/arktype#1639 · Filter by author ecervantescelonis opened on Jul 15, 2026
  1

• [bug] inconsistent errors for unions with cycles

  bug
  arktypeio/arktype#1630 · Filter by author michaelboyles opened on Jun 19, 2026
  1

  

• [feature request] Validate while ignoring constraints (structure-only comparison)

  arktypeio/arktype#1627 · Filter by author michaelboyles opened on Jun 10, 2026
  1

• Tuple morph with un-annotated parameter infers .infer as never when the return depends on that parameter

  arktypeio/arktype#1624 · Filter by author Bas950 opened on Jun 8, 2026
  1

• Add string.boolean.parse keyword

  arktypeio/arktype#1621 · Filter by author aelesia opened on May 19, 2026
  3

• Update Jetbrains Plugin

  arktypeio/arktype#1616 · Filter by author BigWhiteTiger opened on May 5, 2026
  1

• Improve unordered union error message

  arktypeio/arktype#1613 · Filter by author maximvl opened on Apr 12, 2026
  1

• toJsonSchema throws "Unexpected JSON Schema input for structure: {}" error when useRefs is true when structure is first child of intersection.

  bug
  arktypeio/arktype#1612 · Filter by author HamishWHC opened on Apr 12, 2026
  1

  

• Support for Ordered Unions and/or Matchers as types

  arktypeio/arktype#1607 · Filter by author HamishWHC opened on Mar 25, 2026
  4

• Using .to after a .pipe throws a ParseError: instanceOf operand must be a function (was undefined)

  bug
  arktypeio/arktype#1600 · Filter by author abdelfattahradwan opened on Mar 17, 2026
  1

  

• Zed extension

  arktypeio/arktype#1599 · Filter by author jsardev opened on Mar 16, 2026
  1

• Make "number" reject Infinity, or make it easy to parse only finite numbers

  arktypeio/arktype#1598 · Filter by author guillaumebrunerie opened on Mar 15, 2026
  1

• jsonSchemaToType: { type: "string", enum: [...] } throws "Intersection of string and object results in an unsatisfiable type"

  arktypeio/arktype#1595 · Filter by author graffhyrum opened on Mar 13, 2026
  1

• Infer for modules/scopes

  arktypeio/arktype#1591 · Filter by author xixixao opened on Feb 22, 2026
  2

• Union with common merge child doesn't find error in child

  bug
  arktypeio/arktype#1587 · Filter by author FredMcAwesome opened on Feb 11, 2026
  1

  

• arktypeio.arkdark syntax highlighting does not close strings in type() calls

  bug
  arktypeio/arktype#1581 · Filter by author BinToss opened on Jan 28, 2026
  1

  

• Optional object index signatures do not work.

  bug
  arktypeio/arktype#1580 · Filter by author Bas950 opened on Jan 14, 2026
  2

  

• The inferred type of X cannot be named without a reference to ark/util when using Brand-Type

  bug
  arktypeio/arktype#1577 · Filter by author muuvmuuv opened on Jan 6, 2026
  2

  

• is ArkRegex a drop-in replacement for new RegExp even with dynamic patterns?

  arktypeio/arktype#1576 · Filter by author alexbit-codemod opened on Jan 5, 2026

• Standard JSON Schema Default Values

  arktypeio/arktype#1575 · Filter by author logaretm opened on Dec 28, 2025