Add support for Xcode 26 project format

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Assessment

Difficulty
1/5
Estimated time
Under an hour
Newbie friendliness
88/100
Issue type
Feature
Clarity
Clearly specified
Activity status
Quiet
Tech stack
swift
Domain
build-system

Research direction

Start in Sources/XcodeGenKit/ProjectFormat.swift and inspect how existing Xcode project formats are represented. Add the proposed Xcode 26.3 format with objectVersion 100, then run the repository's relevant test suite to confirm the new format is recognized.

Written by the indexing model from the issue text.

Description

Follow-up to #1566 (see this comment).

Xcode 26 introduces a new project format with objectVersion = 100, not yet covered by ProjectFormat.

Suggested addition in Sources/XcodeGenKit/ProjectFormat.swift:

  • case xcode26_3
  • objectVersion: 100
Image
Dominant language
Swift
Stars
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Forks
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Avg merge
17d 14h
Merged PRs (30d)
2

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Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

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