softwarefactory.build

A directory and guide library for agent-native software factories.

Directory / Junie

Junie

Verified

JetBrains’ coding agent inside IntelliJ-family IDEs.

Junie is JetBrains’ agentic coding assistant for IntelliJ IDEA and the rest of the family. It plans and applies changes inside the JetBrains project model — inspections, build, debugger — rather than pretending the editor is a folder of files. AI Assistant is the broader umbrella; Junie is the agent.

Model independence
Multi-model
Deployment
Cloud
Open source
No
License
Proprietary
Pricing model
Mixed
Added / updated
19 Aug 2026 / 19 Aug 2026

www.jetbrains.com/junie/ · Docs

Editorial take

If the factory’s humans live in IntelliJ, Junie is the execution surface that will actually get used. It is not a headless worker and not a sandbox. JetBrains’ inspections are a real verification adjacent; do not confuse them with a merge gate you designed.

Strengths

  • Uses the JetBrains project model, not a lowest-common-denominator LSP.
  • Agent (Junie) is named separately from tab completion.
  • Natural path for JVM/Kotlin/Java shops.

Limitations

  • IDE-bound and proprietary.
  • Unattended CI execution is not the product.
  • Model and quota terms sit on JetBrains AI subscriptions; they move.

Fields last checked against primary sources on . Pricing and plan names rot; follow the vendor URL.