Both tools have similar popularity levels, with Jan having 43,774 stars and Khoj having 36,121 stars on GitHub. In terms of developer contributions, Jan has 2,932 forks, indicating strong developer engagement.

Jan shows more recent development activity with its last commit 10 hours ago, while Khoj was last updated 1 month ago. This suggests Jan is being more actively maintained.

Both tools share common technology foundations, being built with JavaScript, CSS, Bash, Typescript, JSX, Python, Next.js. However, they differ in their additional technology choices: Jan uses SCSS, Rust, Tauri while Khoj leverages Java.

Khoj has been in development longer, starting 5 years ago, compared to Jan which began 3 years ago. This 2.0-year head start suggests Khoj may have more mature features and established processes.

The projects use different licenses: Jan is licensed under Apache-2.0 while Khoj uses AGPL-3.0. Consider the licensing requirements when choosing for your project.

Both tools serve similar use cases in AI Personal Assistants. However, they also have distinct specializations: Jan also focuses on AI Chat Interfaces, Local Model Runners while Khoj extends into Personal Knowledge Management (PKM), AI Search Tools.

Both Jan and Khoj offer self-hosting capabilities, giving you full control over your data and infrastructure.