Emacs vs JetBrains IntelliJ IDEA
No leader: the top candidate JetBrains IntelliJ IDEA has only 0.31 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.
Capabilities
Feature-by-feature on the axes that matter for ides & code editors. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Emacs
A free and open-source text editor built on a Lisp interpreter that enables extensive customization through Lisp code. It combines core text editing with broader functionality including project planning, email and news reading, debugging, calendar, and IRC capabilities.
JetBrains IntelliJ IDEA
Desktop IDE that combines advanced code editing, debugging, and analysis tools with native AI integration to help developers write high-quality Java and Kotlin code efficiently throughout the development lifecycle.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
JetBrains IntelliJ IDEA
Pricing not documented yet.
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
Emacs
- Tree-Sitter
- EditorConfig
JetBrains IntelliJ IDEA
- Claude
- GPT
- Gemini
- Grok
- GitHub Copilot
- Cursor
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.