The JetBrains Blog

AI coding tools are raising PR volume and changing the defect profile. Your reviewers are the same people. Here's what the data says about the gap.

April flew by. The pace of tech development didn’t slow, and the flow of news and knowledge didn’t either. This month, Emily Bache joins us to share some sharp finds about AI agents and test-driven development. Java stays busy with fresh updates and practical tips, and Kotlin keeps pushing forwar…

Most companies test their products. We live in ours. See how dogfooding shapes every tool we build at JetBrains.

443 developers applied. 39 projects shipped. Here's a deepdive on the finalists and their projects presented at the JetBrains X Codex Hackathon in San Francisco.

We ran the same coding tasks with and without prebundled tooling, across multiple models and languages. Here's what changed.

PyTorch vs. TensorFlow in 2026: Compare learning curves, deployment options, and use cases, and get guidance for choosing the right deep learning framework.

Learn how AI Agent Skills turn one-off prompts into reusable expertise. This article shows how to combine Skills with developer tools to reliably track down flaky test root causes and make AI debugging more deterministic.

Golden Kodee finalists are out. Explore the latest Kotlin releases, new learning resources, JVM updates, and tools shaping the Kotlin ecosystem.

Explore our new courses, earn a Kotlin certificate for LinkedIn, see how developers really code with AI, and try AI Pro free for a month.

Disclaimer: This article was created using AI-based writing and communication companions. With its help, the core topics of this rich and nuanced livestream were distilled into a compact blog post format. In our recent JetBrains livestream, Vitaly Bragilevsky was joined by Rain, the creator of ca…

Software consultancy and Rails Foundation member Planet Argon is once again collecting real-world insights from Rails developers and turning them into something the whole community can learn from. The survey takes a deep look at how Rails is actually used today, including the tools people rel…

JetBrains PHPverse – a community-inspired professional event for PHP developers – returns once more on June 9, 2026. This year, we’re gathering some of the most influential voices in the PHP ecosystem to share their insights on shaping the modern PHP language, the internals of ecosystem tools and fr…