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AI Takes Over GitHub: TypeScript Tops the Charts as 36 Million New Developers Join the Platform

AI Takes Over GitHub: TypeScript Tops the Charts as 36 Million New Developers Join the Revolution

TL;DR

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.

Key Points

Highlight key points with color coding based on sentiment (positive, neutral, negative).

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.

Key Numbers

Present key numerics and statistics in a minimalist format.
36 Million

The total number of developers who joined GitHub in 2025

180 Million

The total number of developers currently building on GitHub in 2025

630 Million

The total number of projects hosted on GitHub in 2025

395 Million

The number of public repositories worldwide on GitHub in 2025

4.3 Million

The total number of AI-related repositories on GitHub in 2025

1.13 Million

The number of public repositories depending on generative AI SDKs in 2025

178 %

The year-over-year growth rate for repositories depending on LLM SDKs in 2025

6.28 Million

The peak number of monthly contributions to AI projects on GitHub in June 2025

200000

The number of distinct monthly contributors to AI repositories in 2025

111 %

The year-over-year growth rate in distinct AI contributors in 2025

81.5 %

The proportion of contributions that occurred in private repositories in 2025

63 %

The proportion of all repositories on GitHub that were public in 2025

1.12 Billion

The total number of contributions recorded across GitHub in 2025

1 Billion

The total number of commits pushed on GitHub in 2025

100 Million

The record number of commits pushed in a single month on GitHub in 2025

43.2 Million per month

The average number of pull requests merged per month on GitHub in 2025

47.5 Million

The number of pull requests created on GitHub in 2025

17.5 Million

The number of issues created on GitHub in 2025

5.5 Million

The record number of issues closed in a single month in 2025

4.97 Billion

The number of contributions made in private repositories in 2025

1.12 Billion

The number of contributions made in public repositories in 2025

5.2 Million

The number of developers added in India in 2025

14 %

The share of total new GitHub developers accounted for by India in 2025

230 per minute

The average number of new repositories created per minute on GitHub in 2025

80 %

The proportion of new developers who used GitHub Copilot in their first week in 2025

72.6 %

The proportion of developers who reported improved effectiveness when using AI code review in 2025

2.42 Million

The number of repositories using Jupyter Notebooks in 2025

75 %

The year-over-year growth rate in repositories using Jupyter Notebooks in 2025

1.9 Million

The number of repositories using Dockerfiles in 2025

120 %

The year-over-year growth rate in repositories using Dockerfiles in 2025

846000

The number of repositories with Dependabot configuration files in 2025

137 %

The year-over-year growth rate in Dependabot configuration files in 2025

151000

The number of repositories flagged with broken access control by static analysis in 2025

172 %

The year-over-year increase in repositories flagged for broken access control in 2025

26 days

The average fix time for critical vulnerabilities after improvements in 2025

30 %

The improvement in average fix times for critical vulnerabilities in 2025

26 %

The reduction in repositories receiving critical alerts in 2025

11.5 Billion minutes

The number of GitHub Actions CPU minutes used in public projects in 2025

35 %

The year-over-year growth in GitHub Actions CPU minutes used in 2025

47

The number of top open source projects using OpenSSF Scorecard checks in 2025

94 %

The proportion of top open source projects using OpenSSF Scorecard checks in 2025

50 %

The proportion of open source projects with at least one maintainer using GitHub Copilot in 2025

60 %

The proportion of the top ten open source projects focused on AI in 2025

1054015

The number of TypeScript contributors on GitHub in 2025

66.63 %

The year-over-year growth rate in TypeScript contributors in 2025

2.6 Million

The number of Python contributors on GitHub in 2025

2.15 Million

The number of JavaScript contributors on GitHub in 2025

5.2 Million

The total number of contributors across TypeScript and Python in 2025

Stakeholder Relationships

An interactive diagram mapping entities directly or indirectly involved in this news. Drag nodes to rearrange them and see relationship details.

Organizations

Key entities and stakeholders, categorized for clarity: people, organizations, tools, events, regulatory bodies, and industries.
GitHub Developer Platform

Hosts repositories, collaboration, automation, and security tooling for over 180 million developers.

Microsoft Technology Company

Parent company of GitHub and maintainer of VS Code, a top open source project by contributors.

Events

Key entities and stakeholders, categorized for clarity: people, organizations, tools, events, regulatory bodies, and industries.
Octoverse 2025 report period

Measurement window for growth, language trends, AI adoption, and security metrics.

Industries

Key entities and stakeholders, categorized for clarity: people, organizations, tools, events, regulatory bodies, and industries.
AI Technology Industry

Dominant driver of repository growth, tooling adoption, and contributor activity.

Open Source Software Ecosystem

Foundation for libraries, models, and frameworks powering private development.

Fintech Industry Vertical

Key growth vector in regions like LATAM contributing to developer expansion.

Game Development Industry Vertical

Sustained contributor activity around engines and performance-critical tooling.

Smart Home / IoT Industry Vertical

Active ecosystem with Home Assistant and related community projects.

Mobile Development Industry Vertical

Large contributor bases around Flutter and React Native tooling.

Timeline of Events

Timeline of key events and milestones.
2024-12 GitHub Copilot Free launched

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.

2025-03 Copilot coding agent preview introduced

GitHub unveiled the preview of the Copilot coding agent, bringing autonomous coding and testing capabilities to developers.

2025-04 Copilot code review became generally available

GitHub released Copilot code review, allowing AI-assisted feedback and automated pull request suggestions.

2025-08 TypeScript became the most used language on GitHub

TypeScript surpassed both Python and JavaScript to become the top language on GitHub for the first time.

2025-08 TypeScript reached over 1 million contributors

TypeScript saw 66% year-over-year growth, driven by AI-assisted and enterprise development adoption.

2025-08 Python reached 2.6 million contributors

Python maintained dominance in AI and data science, growing by 48% year-over-year.

2025-08 JavaScript reached 2.15 million contributors

JavaScript continued steady growth at 24.8% year-over-year, reflecting ongoing web ecosystem use.

2025-08 1.13 million public repositories adopted LLM SDKs

Representing a 178% increase year-over-year, signaling massive adoption of generative AI tools.

2025-08 Monthly contributions to AI projects peaked at 6.28 million

AI-related repositories saw record activity, marking a 188% year-over-year increase.

2025-08 Monthly contributors to AI repositories surpassed 200,000

Distinct contributors to AI projects doubled year-over-year, showing broad community engagement.

2025-08 GitHub surpassed 180 million developers globally

Over 36 million new developers joined GitHub within a year, confirming its global dominance.

2025-08 India became the largest source of new developers on GitHub

India added more than 5 million developers, accounting for 14% of all new sign-ups.

2025-08 AI-related repositories on GitHub exceeded 4.3 million

The total number of AI-focused repositories nearly doubled since 2023.

2025-08 80% of new GitHub users tried Copilot in their first week

Copilot adoption became nearly universal among new developers.

2025-08 GitHub Copilot Autofix addressed common OWASP Top 10 issues

AI-driven security fixes were deployed in thousands of repositories each month.

2025-08 GitHub Actions usage rose 35% year-over-year

Public repositories consumed over 11.5 billion CPU minutes via GitHub Actions.

2025-08 Dependabot usage surged 137% year-over-year

846,000 repositories used Dependabot, reflecting widespread security automation.

2025-08 Broken Access Control became the top CodeQL alert

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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