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@varbear ・ Nov 01,2025・ 2k views

In 2025, GitHub saw a surge in growth with AI advancements, as TypeScript overtook Python and JavaScript in popularity, fueled by the release of GitHub Copilot Free and a global developer expansion.
In 2025, TypeScript became the most used language on GitHub, surpassing both Python and JavaScript, indicating a shift towards typed languages that enhance reliability in production environments.
The release of GitHub Copilot Free significantly increased developer sign-ups and activity, with nearly 80% of new developers using Copilot within their first week, highlighting AI's integration into the standard developer workflow.
AI's influence in development is evident, with over 4.3 million AI-related repositories on GitHub and a substantial rise in projects using generative AI tools, reflecting AI's transition from experimental to mainstream use.
India has emerged as a major contributor to GitHub's global expansion, adding over 5 million developers in 2025 alone, and is projected to become the largest developer community by 2030.
The adoption of AI tools and agentic workflows is reshaping development practices, with a notable increase in AI projects and the use of AI for code review and security improvements, such as fixing vulnerabilities.
The total number of developers who joined GitHub in 2025
The total number of developers currently building on GitHub in 2025
The total number of projects hosted on GitHub in 2025
The number of public repositories worldwide on GitHub in 2025
The total number of AI-related repositories on GitHub in 2025
The number of public repositories depending on generative AI SDKs in 2025
The year-over-year growth rate for repositories depending on LLM SDKs in 2025
The peak number of monthly contributions to AI projects on GitHub in June 2025
The number of distinct monthly contributors to AI repositories in 2025
The year-over-year growth rate in distinct AI contributors in 2025
The proportion of contributions that occurred in private repositories in 2025
The proportion of all repositories on GitHub that were public in 2025
The total number of contributions recorded across GitHub in 2025
The total number of commits pushed on GitHub in 2025
The record number of commits pushed in a single month on GitHub in 2025
The average number of pull requests merged per month on GitHub in 2025
The number of pull requests created on GitHub in 2025
The number of issues created on GitHub in 2025
The record number of issues closed in a single month in 2025
The number of contributions made in private repositories in 2025
The number of contributions made in public repositories in 2025
The number of developers added in India in 2025
The share of total new GitHub developers accounted for by India in 2025
The average number of new repositories created per minute on GitHub in 2025
The proportion of new developers who used GitHub Copilot in their first week in 2025
The proportion of developers who reported improved effectiveness when using AI code review in 2025
The number of repositories using Jupyter Notebooks in 2025
The year-over-year growth rate in repositories using Jupyter Notebooks in 2025
The number of repositories using Dockerfiles in 2025
The year-over-year growth rate in repositories using Dockerfiles in 2025
The number of repositories with Dependabot configuration files in 2025
The year-over-year growth rate in Dependabot configuration files in 2025
The number of repositories flagged with broken access control by static analysis in 2025
The year-over-year increase in repositories flagged for broken access control in 2025
The average fix time for critical vulnerabilities after improvements in 2025
The improvement in average fix times for critical vulnerabilities in 2025
The reduction in repositories receiving critical alerts in 2025
The number of GitHub Actions CPU minutes used in public projects in 2025
The year-over-year growth in GitHub Actions CPU minutes used in 2025
The number of top open source projects using OpenSSF Scorecard checks in 2025
The proportion of top open source projects using OpenSSF Scorecard checks in 2025
The proportion of open source projects with at least one maintainer using GitHub Copilot in 2025
The proportion of the top ten open source projects focused on AI in 2025
The number of TypeScript contributors on GitHub in 2025
The year-over-year growth rate in TypeScript contributors in 2025
The number of Python contributors on GitHub in 2025
The number of JavaScript contributors on GitHub in 2025
The total number of contributors across TypeScript and Python in 2025
Hosts repositories, collaboration, automation, and security tooling for over 180 million developers.
Parent company of GitHub and maintainer of VS Code, a top open source project by contributors.
Measurement window for growth, language trends, AI adoption, and security metrics.
Dominant driver of repository growth, tooling adoption, and contributor activity.
Foundation for libraries, models, and frameworks powering private development.
Key growth vector in regions like LATAM contributing to developer expansion.
Sustained contributor activity around engines and performance-critical tooling.
Active ecosystem with Home Assistant and related community projects.
Large contributor bases around Flutter and React Native tooling.
The release of GitHub Copilot Free triggered a surge in developer sign-ups and repository creation, marking the start of GitHub's fastest growth period.
GitHub unveiled the preview of the Copilot coding agent, bringing autonomous coding and testing capabilities to developers.
GitHub released Copilot code review, allowing AI-assisted feedback and automated pull request suggestions.
TypeScript surpassed both Python and JavaScript to become the top language on GitHub for the first time.
TypeScript saw 66% year-over-year growth, driven by AI-assisted and enterprise development adoption.
Python maintained dominance in AI and data science, growing by 48% year-over-year.
JavaScript continued steady growth at 24.8% year-over-year, reflecting ongoing web ecosystem use.
Representing a 178% increase year-over-year, signaling massive adoption of generative AI tools.
AI-related repositories saw record activity, marking a 188% year-over-year increase.
Distinct contributors to AI projects doubled year-over-year, showing broad community engagement.
Over 36 million new developers joined GitHub within a year, confirming its global dominance.
India added more than 5 million developers, accounting for 14% of all new sign-ups.
The total number of AI-focused repositories nearly doubled since 2023.
Copilot adoption became nearly universal among new developers.
AI-driven security fixes were deployed in thousands of repositories each month.
Public repositories consumed over 11.5 billion CPU minutes via GitHub Actions.
846,000 repositories used Dependabot, reflecting widespread security automation.
Flagged in over 151,000 repositories, surpassing Injection vulnerabilities in prevalence.
GitHub's 2025 was nothing short of transformative, thanks to the relentless march of AI. Over 36 million fresh developers joined the platform, pushing the total past a staggering 180 million. That's a lot of new faces! TypeScript emerged as the top dog, overtaking Python and JavaScript. This shift suggests a growing fondness for typed languages, which are known for enhancing reliability, especially as AI tools become more ingrained in our coding routines.
The introduction of GitHub Copilot Free in late 2024 was a real turning point. It sparked a surge in developer sign-ups and activity, leading to unprecedented numbers of repositories, pull requests, and commits. AI's influence in the development world is hard to miss, with a notable rise in AI projects and the adoption of generative AI tools. The number of AI-related repositories on GitHub skyrocketed to over 4.3 million, nearly doubling in less than two years. And get this - 80% of new developers gave Copilot a whirl within their first week.
Globally, India made quite the impression, adding over 5 million developers in 2025 alone. By 2030, it's expected that one in three new developers on GitHub will be from India. This growth underscores the platform's global reach and the increasing diversity of the developer community.
Generative AI became a staple in development in 2025, with over 1.1 million public repositories using LLM SDKs. AI isn't just changing how we code; it's also influencing language preferences, as seen with TypeScript's rise. The year also saw a focus on security, with significant progress in fixing critical vulnerabilities and more automation through tools like Dependabot. All in all, 2025 was a year of record growth and innovation on GitHub, driven by AI and a global developer community expansion.
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