ST-2026-255 · SDKs & toolchains
Atlassian removes the Forge TypeScript bundler and moves manual packaging to Preview
Atlassian removed the former Forge TypeScript bundler EAP on 28 September 2026 and introduced manual packaging as its Preview successor.
Previous state
Forge developers participating in the former TypeScript bundler EAP could use that bundling path.
Current state
The former TypeScript bundler is removed and manual packaging is available as the Preview successor.
Affected users
Who needs to care
Forge developers that used the former TypeScript bundler EAP or need to package application code manually.
Required response
What to do
Move EAP-era bundling workflows to the documented manual-packaging Preview and validate the resulting package before deployment.
Evidence boundary
What the source does not prove
The source proves removal of the former EAP bundler and Preview availability of manual packaging. It does not represent manual packaging as generally available or infer support for undocumented build semantics.
Lifecycle history
Dated event sequence
- Former bundler removed
Atlassian removed the TypeScript bundler and exposed manual packaging as the successor Preview.
Evidence ledger
First-party sources
- 01Atlassian Developer — Forge changelog
Official Forge toolchain lifecycle authority · 2026-09-28
Open official source ↗