Learn how iTerm 2 and Kitty differ in their key features, development activity, technology stack and community adoption, so you can decide which of these terminal emulators is best for you.
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Last 30 days
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Both iTerm 2 and Kitty 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.
Kitty leads in popularity with 35,152 stars vs 18,113 stars for iTerm 2. The 94% higher star count indicates stronger community adoption. In terms of developer contributions, Kitty has 1,539 forks, indicating strong developer engagement.
Kitty is growing faster, adding 410 stars in the last 30 days (+1.2%) against adding 106 stars for iTerm 2 (+0.6%). Kitty is both larger and pulling further ahead.
Both projects show recent activity, with iTerm 2 last updated 3 days ago and Kitty 7 hours ago.
Both tools share common technology foundations, being built with JavaScript, CSS, Bash, Python, C, Objective-C, MATLAB. However, they differ in their additional technology choices: iTerm 2 uses Swift, Ruby, C++ while Kitty leverages Golang, GLSL.
iTerm 2 has been in development longer, starting 16 years ago, compared to Kitty which began 10 years ago. This 5.6-year head start suggests iTerm 2 may have more mature features and established processes.
The projects use different licenses: iTerm 2 is licensed under GPL-2.0 while Kitty uses GPL-3.0. Consider the licensing requirements when choosing for your project.
Both tools serve similar use cases in Terminal Emulators.