Dendron is an open-source, local-first, markdown-based, note-taking tool. It's a personal knowledge management solution (PKM) built specifically for developers and integrates natively with IDEs like VS Code and VSCodium.

Lens is an IDE to take control of your Kubernetes clusters.

CodeStream is a free open-source extension for VS Code, Visual Studio, and JetBrains.

CodeStream supercharges development workflows by putting collaboration tools in your IDE. It supports pull requests from GitHub, BitBucket and GitLab, issue management from Jira, Trello, Asana and 9 others, observability from New Relic One and Pixie, and provides code discussion that ties it all together, integrated with Slack, MS Teams, email, and in-editor notifications.

Tabnine is an AI-powered code completion extension for IDEs

Gitpod is an open-source Kubernetes application providing fully-baked, collaborative development environments in your browser - powered by VS Code.

Tightly integrated with GitLab, GitHub, and Bitbucket, Gitpod automatically and continuously prebuilds dev environments for all your branches. As a result, team members can instantly start coding with fresh, ephemeral and fully-compiled dev environments - no matter if you are building a new feature, want to fix a bug or do a code review.

Theia is an open-source cloud & desktop IDE framework implemented in TypeScript.

Eclipse Che is a developer workspace server and cloud IDE built for teams and organizations.

Powerful and simple online compiler, IDE, interpreter, and REPL. Code, compile, and run code in 30+ programming languages. including JavaScript, Python, Ruby, Java, Node.js, Go, Scheme, C, C#, C++, Lua and many more.

DeepForge is a development environment for deep learning designed for
simplicity, collaboration and reproducibility of experiments

Insight.io brings IDE-like code intelligence features such as cross-reference, class hierarchy and semantic search, right into your browser and helps developers to work with more productivity.

Floobits brings real-time collaborative editing to text editors, IDEs. Collaborative text editors and screen sharing solutions usually suffer from the following problems:

Users are confined to looking at the same thing.
Only one user can edit at a time.
One person is usually stuck in an unfamiliar editor.
Only 2 people can work at a time.

We started building Floobits for ourselves to address these concerns. Floobits allows multiple users to simultaneously edit any file using the text editors they already know.

PlatformIO is an open source ecosystem for IoT development
Cross-platform build system. Continuous and IDE integration. Arduino and MBED compatible

Eclipse is famous for our Java Integrated Development Environment (IDE), but our C/C++ IDE and PHP IDE are pretty cool too. You can easily combine language support and other features into any of our default packages, and the Eclipse Marketplace allows for virtually unlimited customization and extension.