Best AI Coding Assistants for JavaScript

Cody is an advanced AI coding assistant developed by Sourcegraph to enhance the efficiency and quality of software development. It integrates seamlessly with popular Integrated Development Environments (IDEs) such as VS Code, Visual Studio, Eclipse, and various JetBrains IDEs, providing features like AI-driven chat, code autocompletion, and inline editing without altering existing workflows. Designed to support both individual developers and teams, Cody emphasizes consistency and quality across entire codebases by utilizing comprehensive context and shared prompts. It also extends its contextual understanding beyond code by integrating with tools like Notion, Linear, and Prometheus, thereby gathering a holistic view of the development environment. By leveraging the latest Large Language Models (LLMs), including Claude 3.5 Sonnet and GPT-4o, Cody offers tailored assistance that can be optimized for specific use cases, balancing speed and performance. Developers have reported significant productivity gains, with some noting time savings of approximately 5-6 hours per week and a doubling of coding speed when using Cody.

Codeium is the modern code superpower. It's a free AI-powered code acceleration toolkit. Codeium currently provides AI-generated autocomplete in more than 20 programming languages (including Python and JS, Java, TS, Java and Go) and integrates directly to the developer's IDE (VSCode, JetBrains or Jupyter notebooks. Colab, Vim / Neoovim, etc. Codeium generates multiline code suggestions in a matter of seconds. This will eliminate the need to search for APIs and documentation, write boilerplate and unit test scripts, and many other tedious or frustrating tasks. Codeium is a training platform that allows you to quickly develop on billions of lines. It also helps you stay in the flow and lets you become the best coder you can be.

Increase software development and delivery speed using generative AI assistance with enterprise security and privacy protected. Gemini Code Assist generates code blocks and functions as you type. Code assistance is available for many popular IDEs such as Visual Studio Code and JetBrains IDEs including IntelliJ, PyCharm and GoLand. It also supports 20+ programming language, including JavaScript, Python and C++. You can chat with Gemini Code Assistant using a natural language interface to receive answers to your coding queries or guidance on best coding practices. Chat is available on all supported IDEs. Gemini Code Assist allows enterprises to customize the software by using their own codebases and knowledge bases. Gemini Code Assist allows for large-scale changes in entire codebases.

K.Explorer is an AI system that creates better software faster, cheaper, and more efficiently. A coding assistant that increases developer productivity. An AI pair programmer that suggests code completions and complete function bodies as you type. You can also search the engine for help. It is an AI-powered Code Assistant that has been trained on millions of lines of code from private corporations, as well as billions of lines of open-source code for general purposes. Natural Language allows programmers to receive guidance and tell a text story about what code they are writing.

CodeGeeX is a multilingual, large-scale code generation model that has 13 billion parameters. It was pre-trained on a large code corpus with more than 20 languages. We create a VS Code extension (search CodeGeeX in the Extension Marketplace) to assist with programming different programming languages. Besides the multilingual code generation/translation abilities, we turn CodeGeeX into a custom programming assistant using its few-shot ability. CodeGeeX will generate codes according to the examples you provide. This ability can be used to implement cool features such as code explanation, summarization, generation using specific coding styles, and many more. CodeGeeX can generate codes in a similar fashion by adding code snippets that are consistent with one's coding style. To inspire CodeGeeX, you can also use prompts in specific formats.

Available in more than 20 programming languages, including Python, JavaScript and TypeScript, Ruby, TypeScript, Go, Ruby and many others. BLACKBOX AI code search was created so that developers could find the best code fragments to use when building amazing products. Integrations with IDEs include VS Code and Github Codespaces. Jupyter Notebook, Paperspace, and many more. C#, Java, C++, C# and SQL, PHP, Go and TypeScript are just a few of the languages that can be used to search code in Python, Java and C++. It is not necessary to leave your coding environment in order to search for a specific function. Blackbox allows you to select the code from any video and then simply copy it into your text editor. Blackbox supports all programming languages and preserves the correct indentation. The Pro plan allows you to copy text from over 200 languages and all programming languages.

Code faster. Stay in the Flow. Kite gives developers superpowers by adding AI-powered code completions to their code editor. Kite can be downloaded to add Kite's AI-powered code completions to all of your code editors. Kite supports more than 16 languages and 16 code editors. You will experience lightning fast code completions that are context-aware. Your code editor has superpowers and can complete multi-line lines faster than you would normally. Stay in flow and code faster. Kite's AI can reduce keystrokes by up to 47% in this example. With just one click, you can view Python docs. You can also find helpful examples and how tos. Find files in your codebase that might be related to the file you are currently coding in. This will make thousands of developers more productive.

We've developed a model, called ChatGPT, that interacts in a conversational manner. ChatGPT can use the dialogue format to answer questions, admit mistakes, challenge incorrect premises and reject inappropriate requests. ChatGPT is the sibling model of InstructGPT. InstructGPT is trained to follow a prompt, and then provide a detailed answer. ChatGPT Plus, a subscription plan to ChatGPT, a conversational AI. ChatGPT Plus is $20/month and subscribers receive a variety of benefits. - ChatGPT is available to all users, even at peak times - Faster response time Access to GPT-4 ChatGPT plugins Chat with Web-browsingGPT - Priority access for new features and improvements ChatGPT Plus will be available to all customers in the United States. We will begin inviting people on our waitlist within the next few weeks. We plan to extend access and support to other countries and regions in the near future.

DeepSeek Coder, a cutting edge software tool, is designed to revolutionize data analysis and coding. It allows users to seamlessly integrate data analysis, visualization, and querying into their workflow by leveraging advanced machine-learning algorithms and natural language processing. DeepSeek Coder's intuitive interface allows both novice and experienced coders to efficiently write, optimize, and test code. Its powerful set of features include real-time code completion, intelligent syntax checking, and comprehensive debugging, all designed to streamline coding. DeepSeek Coder can also understand and interpret complex data, allowing users to create sophisticated data-driven apps with ease.

Devin is a cutting-edge AI assistant for developers, designed to automate coding tasks and work alongside engineering teams. It can handle complex tasks such as setting up projects, writing code, debugging, and executing migrations with minimal human involvement. Devin's AI engine improves its performance through continuous learning from past examples, becoming more efficient and accurate over time. By helping with tasks like code migration, Devin has significantly reduced engineering hours and costs, making it an invaluable tool for large-scale development projects. Its integration into development workflows allows teams to focus on higher-level tasks.

Bolt.diy, an AI-powered agent for web development, allows you to run, edit and deploy full-stack applications directly from the browser. No local setup is required. It integrates cutting edge AI models with a in-browser environment powered by StackBlitz’s WebContainers. This allows you to install and use npm libraries and tools, run Node.js server, interact with third party APIs, and even deploy to production directly from chat. Bolt.diy, unlike traditional development environments, where AI is limited to code generation, gives AI models full control over the environment. This includes the filesystem, the node server, the package manager, the terminal, and the browser console. AI agents can now handle the entire lifecycle of an app, from creation to release. Bolt.diy lets you build full-stack production applications, whether you're a developer, PM, or designer.

AI will become more sophisticated as it advances, and will solve increasingly complex problems. These capabilities require a lot more computing power. ChatGPT Pro, a $200/month plan, gives you access to OpenAI's best models and tools. This plan gives you unlimited access to OpenAI o1, our smartest model. It also includes o1-mini and Advanced Voice. It also includes the o1 pro version, a version that uses more computation to think harder and give even better answers to difficult problems. We expect to add to this plan in the future more powerful and compute-intensive productivity features. ChatGPT Pro gives you access to our most intelligent model, which thinks longer and more thoroughly for the most reliable answers. According to external expert testers' evaluations, the o1 pro mode consistently produces more accurate and comprehensive answers, especially in areas such as data science, programming and case law analysis.

Simply describe what you need to do to generate a function. You can choose from many programming languages. More than a code generator. This tool can help you with many tasks. Simply describe what you need to do to generate a class. You have many programming languages to choose from. It can be frustrating to find a missing character. This feature will help you fix it.

Qodo, formerly Codium, analyzes your code to find bugs before you release. Qodo maps the behaviors of your code, identifies edge cases and tags anything suspicious. It then generates meaningful and clear unit tests that match the behavior of your code. You can see how your code behaves and how changes to your code affect the rest of the code. Code coverage is broken. Meaningful tests check functionality and give you the confidence to commit. Spend less time writing questionable tests and more time developing features that are useful to your users. Qodo analyzes your code, docstring and comments to suggest tests as you type. You only need to add them to your suite. Qodo focuses on code integrity. It generates tests that help you understand your code, find edge cases and suspicious behavior; and make your code more robust.

The Syntax Generating Apps are the best way to find coding answers to your questions. It's easy to use and you'll be surprised at how simple it is to find answers to your coding queries in the language that you love. AskCodi offers applications for frontend/backend programming, documentation, test creators, and many other areas where users can ask questions to get answers. AskCodi supports more languages and frameworks than 50. A codebase that stores all code generated so you can return to it in the future. You can immediately increase productivity and streamline maintenance and debugging. AskCodi supports many natural languages other than english, such as german, spanish, and polish.

ChatGPT is an OpenAI language model. It can generate human-like responses to a variety prompts, and has been trained on a wide range of internet texts. ChatGPT can be used to perform natural language processing tasks such as conversation, question answering, and text generation. ChatGPT is a pretrained language model that uses deep-learning algorithms to generate text. It was trained using large amounts of text data. This allows it to respond to a wide variety of prompts with human-like ease. It has a transformer architecture that has been proven to be efficient in many NLP tasks. ChatGPT can generate text in addition to answering questions, text classification and language translation. This allows developers to create powerful NLP applications that can do specific tasks more accurately. ChatGPT can also process code and generate it.

Tabnine is the AI coding assistant that you control — helping development teams of every size use AI to accelerate and simplify the software development process without sacrificing privacy, security, or compliance. Tabnine boosts engineering velocity, code quality, and developer happiness by automating the coding workflow through AI tools customized to your team. Tabnine is trusted by more than 1,000,000 developers across thousands of organizations. Tabnine offers best-in-class AI code completion and an AI-powered chat and supports numerous use cases such as code generation, explanation of code, creating unit tests, generating documentation, debugging code, refactoring and maintaining code. Tabnine is integrated with all the major IDEs such as VS Code, JetBrains, Visual Studio, Eclipse. It supports over 80 programming languages and frameworks including JavaScript, TypeScript, Python, Java, C, C++, C#, Go, Php, Ruby, Kotlin, Dart, Rust, React/Vue, HTML 5, CSS, Lua, Perl, YAML, Cuda, SQL, Scala, Shell (bash), Swift, R, Julia, VB, Groovy, Matlab, Terraform, ABAP and more.

IntelliSense refers to a variety of code editing features, including code completion, parameter information, quick info and member lists. IntelliSense features can also be called "code completion", content assist", and code hinting. Visual Studio Code IntelliSense can be used for JavaScript and TypeScript, JSON HTML, CSS, SCSS and Less. VS Code supports word-based completions for all programming languages. However, you can also configure VS Code to have richer IntelliSense through installing a language extension. A language service powers VS Code IntelliSense. Language services provide intelligent code completions that are based on language semantics as well as an analysis of your source code. The IntelliSense suggestions will appear as you type if a language service knows about possible completions. Continue typing characters and the list of members (variables or methods, etc.) will be filtered to only include characters that you have typed. Filtered to only include members that contain your typed characters

Your AI pair programmer. GitHub Copilot allows you to get suggestions for entire lines or entire functions from your editor. GitHub Copilot is a program that has been trained on billions upon billions of lines public code. It saves you time and helps you stay focused. GitHub Copilot is now available as a Visual Studio Code Extension. It works on any Visual Studio Code platform, on your computer or in the cloud at GitHub Codespaces. It's easy to use and fast enough that you can type as you type. GitHub Copilot is compatible with a wide range of languages and frameworks. The technical preview works especially well with Python, TypeScript Ruby, Ruby, and Go. However, it can also understand dozens of languages and help you navigate almost any situation. You are always in control with GitHub Copilot. You can choose from a variety of suggestions, accept or reject them, and edit the code manually. GitHub Copilot adapts according to your coding style and makes edits.

Our free, collaborative, in browser IDE allows you to code in 50+ languages without having to spend a second setting up. You can start coding in your favorite language, on any platform, OS, or device. Google-docs allows you to invite your friends, colleagues, and coworkers into your code. You can import, run, and collaborate in millions of GitHub repos without any manual setup. You can learn any language, from Python to C++ to HTML and CSS. Once you create a repl, it is instantly available and can be shared with the rest of the world. Learn from 3 million+ passionate programmers and technologists, creatives, learners, and all levels of coders. Interactive docs, real time collaboration and zero-hassle remote interviewing will make your team more productive. You can program apps, create bots, and customize the IDE with plugins.

The AI-Powered Python and JavaScript Generator/Debugger/Tutor. In seconds, you can become a professional coder. Instantly generate code of the highest level. You just need to type in what you want, run the program and bam! The Whizzy AI model will calculate your request and generate code in an editable window so you can customize it. CodeEngine is a powerful integrated IDE that will run your Python code, generate outputs and plots seamlessly. ScriptRepo makes it easy to save your favorite creations. We'll keep your creations safe so you can return to them at any time. Limited availability. Now is the time to secure your personalized AI-Powered Python Code generator tool.

ML-powered coding companion makes it easier to build apps faster. Automated code recommendations based upon your code and comments in your editor will accelerate application development. Developers can use artificial intelligence (AI), responsibly, to create secure and syntactically correct applications. Generate complete functions and logical blocks of code without the need to search for and customize code snippets on the internet. With real-time personalized code recommendations for Java, Python, or JavaScript projects, you can stay focused and not leave the IDE. Amazon CodeWhisperer, powered by machine learning (ML), helps developers improve their productivity by generating code recommendations based upon their comments in natural languages and code in the integrated developmental environment (IDE). Automatic code recommendations empower developers to accelerate frontend and backend development. CodeWhisperer can generate code to build and train ML models.

Arrk is the gateway to a new era of content creation. Our AI tools (AI Writers, AI Images, AI Assistants AI Code AI Voice), are designed to save time, boost productivity and drive exceptional results. Arrk can help you achieve success, whether you are a content creator or a company looking to optimize processes. Arrk is easy to use, making it accessible for both novices and professionals. You don't have to be a tech expert to use AI to create content. Arrk provides pre-designed templates as well as customizable options to ensure that you can tailor your content to suit your style and requirements. Arrk is committed to continuous improvement. We actively listen and invest in improving our AI algorithms.

Zed is the next-generation code-editor designed for high-performance collaborative work with humans and AI. Rust was used to create a code editor that can efficiently utilize multiple CPU cores as well as your GPU. Integrate future LLMs into workflows to generate, analyze, and transform code. Chat with colleagues, share your screen, and write notes together. Multibuffers combine code excerpts from different codebases into one editable surface. Jupyter runtimes allow you to evaluate code inline and edit notebooks collaboratively. Support for multiple languages via Tree-sitter and WebAssembly. Zed's AI and language-aware task runners are tightly integrated with Zed’s native fast terminal. Vim bindings provide first-class modal editor, including text objects and marks. Zed is a product of a global developer community. Choose from hundreds of extensions to enhance your Zed experience. These include themes, language support and more.

CodeSandbox aims to make it easier for you to express your ideas with code, and to validate them. It also removes the hassles of setting up development tooling and sharing your project. Join us to help build the future of web coding. Over 4M developers use the platform each month. This includes organizations like Shopify and Atlassian. Since its launch, creators have created over 35M apps. It's used in thousands of open-source projects like React, Vue and Babel. You can invite your friends, colleagues, or team to join you or simply view your creation by using a URL. Use any of 1M+ packages for building real, powerful applications quickly and efficiently. Import and run repos directly from GitHub or choose from hundreds of templates to start in seconds. Boxy, CodeSandbox's AI-powered coding assistant, is now available to all Pro subscriptions.