Case study
Feishu: an author-reported isolated second app instance
The author reports using Codex and REA analysis to adapt a separate macOS Feishu copy with its own application identity, data directory and single-instance lock. The account describes local signing and separation checks while retaining the original app unchanged.
- Targets
- App
- Category
- Community REA investigations
- Relationship
- Author-reported mixed workflow
- Sources reviewed
Requirements & limits
- Scope: The report targets Feishu 8.1.17 with REA 6.5.0 on the author’s Mac; reported elapsed times and isolation results.
- Scope: The modified copy is locally signed and has automatic updates disabled. The article does not publish a redistributable replacement app or original-source reconstruction.
- Attribution: The author attributes some architecture tracing directly to Codex and cites prior feishu-clone work.
- Limits: Original hash/signature and process/data separation checks are author-reported.
About this entry
The description was reviewed against primary sources.
Primary sources
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