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 34,563 stars vs 17,957 stars for iTerm 2. The 92% higher star count indicates stronger community adoption. In terms of developer contributions, Kitty has 1,481 forks, indicating strong developer engagement.
Kitty is growing faster, adding 514 stars in the last 30 days (+1.5%) against adding 95 stars for iTerm 2 (+0.5%). Kitty is both larger and pulling further ahead.
Both projects show recent activity, with iTerm 2 last updated 21 hours ago and Kitty 13 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, C++, Ruby while Kitty leverages Golang, GLSL.
iTerm 2 has been in development longer, starting 15 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.