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Khoj vs Proton Lumo

Learn how Khoj and Proton Lumo differ in their key features, development activity, technology stack and community adoption, so you can decide which of these ai personal assistants is best for you.

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Favicon of Khoj

Khoj

AI
Self-hostable AI assistant that connects to your docs and the web, lets you build agents, schedule automations, and run research with verifiable citations.
37,194stars+786(+2.2%)

Last 30 days

Sponsor Khoj ongithub.com
Screenshot of Khoj
Favicon of Proton Lumo

Proton Lumo

AI
AI chat assistant from Proton that stores conversations with zero-access encryption, never logs chats, and never uses your data to train models.
5,577stars+23(+0.4%)

Last 30 days

Screenshot of Proton Lumo

Detailed Comparison

Both Khoj and Proton Lumo have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

Khoj wins
Community & Popularity

Khoj significantly outpaces Proton Lumo in community adoption with 37,194 stars compared to 5,577 stars on GitHub. This 6.7x difference suggests Khoj has a much larger and more active community. In terms of developer contributions, Khoj has 2,462 forks, indicating strong developer engagement.

Khoj wins
Growth Momentum

Khoj is growing faster, adding 786 stars in the last 30 days (+2.2%) against adding 23 stars for Proton Lumo (+0.4%). Khoj is both larger and pulling further ahead.

Proton Lumo wins
Development Activity

Proton Lumo shows more recent development activity with its last commit 2 hours ago, while Khoj was last updated 1 month ago. This suggests Proton Lumo is being more actively maintained.

Comparable
Technology Stack

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

Proton Lumo wins
Project Maturity

Proton Lumo has been in development longer, starting 10 years ago, compared to Khoj which began 5 years ago. This 5.3-year head start suggests Proton Lumo may have more mature features and established processes.

Comparable
Licensing

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

Comparable
Use Cases & Features

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

Khoj wins
Hosting & Deployment

Khoj provides self-hosting options for complete data control and customization, while Proton Lumo may be primarily cloud-based or require different deployment approaches.