What is the main difference between Jan and Proton Lumo?

Jan and Proton Lumo are both ai personal assistants but differ in their approach, features, and target audience. Compare their GitHub stats, technology stack, and community adoption to make the best choice.

Which is better: Jan or Proton Lumo?

The choice between Jan and Proton Lumo depends on your specific needs, technical requirements, and team preferences. Both are quality open source solutions with active communities.

Can I migrate from Jan to Proton Lumo?

Migration between Jan and Proton Lumo is possible but requires careful planning. Consider data export/import capabilities, feature parity, and potential workflow changes.

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Jan vs Proton Lumo

Learn how Jan 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.

Jan

Jan runs open-source AI models on your own hardware or connects to cloud providers like OpenAI, Anthropic, and Google, keeping your conversations off third-party servers.

Visit Jan Read more

44,377stars+446(+1%)

Last 30 days

Last commit
2 hours ago
Repository age
3 years
Version
v0.8.4
License
Apache-2.0
Self-hosted
Yes
Repository
janhq/jan

Proton Lumo

AI chat assistant from Proton that stores conversations with zero-access encryption, never logs chats, and never uses your data to train models.

Visit Proton Lumo Read more

5,577stars+23(+0.4%)

Last 30 days

Last commit
2 hours ago
Repository age
10 years
Version
1.1.6
License
GPL-3.0
Repository
protonmail/webclients

Detailed Comparison

Jan appears to have several advantages over Proton Lumo, particularly in popularity, growth and features. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

Jan wins

Community & Popularity

Jan significantly outpaces Proton Lumo in community adoption with 44,377 stars compared to 5,577 stars on GitHub. This 8.0x difference suggests Jan has a much larger and more active community. In terms of developer contributions, Jan has 3,013 forks, indicating strong developer engagement.

Jan wins

Growth Momentum

Jan is growing faster, adding 446 stars in the last 30 days (+1%) against adding 23 stars for Proton Lumo (+0.4%). Jan is both larger and pulling further ahead.

Comparable

Development Activity

Both projects show recent activity, with Jan last updated 2 hours ago and Proton Lumo 2 hours ago.

Comparable

Technology Stack

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

Proton Lumo wins

Project Maturity

Proton Lumo has been in development longer, starting 10 years ago, compared to Jan which began 3 years ago. This 7.3-year head start suggests Proton Lumo may have more mature features and established processes.

Comparable

Licensing

The projects use different licenses: Jan is licensed under Apache-2.0 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, AI Chat Interfaces. However, they also have distinct specializations: Jan also focuses on Local Model Runners.

Jan wins

Hosting & Deployment

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