Issues

• YAML import: tagged and prefixed scalars differ from the YAML 1.2 core schema

  nickel-lang/nickel#2683 · Filter by author ybai08 opened on Oct 18, 2026
  1

• Conversion of Nickel Contracts to Json Schemas (or something like that)

  nickel-lang/nickel#2667 · Filter by author joaovl5 opened on Sep 19, 2026
  3

• std.serialize 'Yaml now prepends document start marker in 1.17.0 without documented opt-out

  nickel-lang/nickel#2663 · Filter by author binboum opened on Sep 7, 2026
  2

• Compose Nickel fragments and files via the CLI

  area: cli
  Feature

  nickel-lang/nickel#2636 · Filter by author keithy opened on Jul 16, 2026
  1

• Function composition operator

  nickel-lang/nickel#2625 · Filter by author mboes opened on Jun 24, 2026
  1

• macOS libiconv is being dynamically linked

  nickel-lang/nickel#2608 · Filter by author mkatychev opened on May 1, 2026

• making parent fields valid input field in customize mode

  nickel-lang/nickel#2538 · Filter by author suimong opened on Mar 16, 2026
  4

• Syntax for raw identifiers

  nickel-lang/nickel#2534 · Filter by author L0r3m1p5um opened on Mar 13, 2026
  5

• Metadata is removed with std.record.filter

  Bug

  nickel-lang/nickel#2508 · Filter by author dgengtek opened on Feb 9, 2026
  4

• Allow for checking just the eager part of a contract without a label

  nickel-lang/nickel#2503 · Filter by author jneem opened on Feb 2, 2026
  1

• Feature Request: Add i18n support for Nickel

  nickel-lang/nickel#2499 · Filter by author Elecleus opened on Jan 29, 2026
  4

• Compile more patterns before eval-time

  nickel-lang/nickel#2496 · Filter by author jneem opened on Jan 26, 2026

• Import binary files as base64 encoded strings

  nickel-lang/nickel#2492 · Filter by author L0r3m1p5um opened on Jan 17, 2026
  2

• Better formatting for type annotations in generated documentation

  type: feature request
  nickel-lang/nickel#2482 · Filter by author jneem opened on Jan 6, 2026

• Exporting to yaml does not consistently quote strings that can be interpreted as scientific notation

  nickel-lang/nickel#2481 · Filter by author L0r3m1p5um opened on Jan 4, 2026
  5

• py-nickel does a full eval, not an eval_for_export

  type: bug
  nickel-lang/nickel#2479 · Filter by author jneem opened on Dec 31, 2025

• Overlapping diagnostics issued by nls

  nickel-lang/nickel#2418 · Filter by author L0r3m1p5um opened on Nov 8, 2025
  3

• Consider adding common contracts to the standard library

  area:stdlibtype: feature request
  nickel-lang/nickel#2402 · Filter by author twitchyliquid64 opened on Oct 28, 2025
  2

• conflicting-index-deps test fails on 32-bit archs

  nickel-lang/nickel#2372 · Filter by author strophy opened on Sep 29, 2025
  3

• Type-Inference and Type-checking in Dynamically typed code

  nickel-lang/nickel#2363 · Filter by author interacsion opened on Sep 24, 2025
  1

• How should I handle recursive records when driving the Rust API?

  nickel-lang/nickel#2333 · Filter by author twitchyliquid64 opened on Sep 4, 2025
  9

• Suggestion: Nickel is a great format for AI research results

  nickel-lang/nickel#2320 · Filter by author keithy opened on Aug 16, 2025

• Single type wildcards in expression contexts are confusing

  area: syntaxgood first issuetype: feature request
  nickel-lang/nickel#2298 · Filter by author yannham opened on Jul 7, 2025
  1

• Improve error messages

  type: feature request
  nickel-lang/nickel#2294 · Filter by author jneem opened on Jul 2, 2025

• Support "local overrides" for index packages

  type: feature request
  nickel-lang/nickel#2293 · Filter by author jneem opened on Jul 1, 2025
  2