Javascript Code Analyzer
The best 50 Javascript Code Analyzer AI tools - Free & Paid
Explore 50 AI for Javascript Code Analyzer
AI Code Mentor analyzes pasted JavaScript, Python, HTML, and CSS, providing detailed explanations, complexity metrics, automated refactoring, and code‑review alerts for errors and best‑practice violations, helping learners and developers improve code quality and efficiency.
Freemium
JS2TS converts JavaScript to TypeScript with a single button click, adding type annotations while preserving functionality. It offers quick examples and supports JSON‑to‑TypeScript, CSS‑to‑JSON, and CSS‑to‑Tailwind conversions for developers, teams, and code maintainers.
Freemium
CodeWhizz is an AI-powered code generator and debugger for Python and JavaScript. It features an integrated code editor, tutoring support, and a snippet manager, catering to users from beginners to professionals for efficient coding and learning.
Subscription
GitHub Copilot is an AI pair programmer that uses the OpenAI Codex to suggest code and entire functions in real-time.
Free trial
CodeCompanion scans entire codebases to locate relevant files, providing an integrated terminal, browser, and shell execution. It auto‑corrects console errors, supports semantic search and custom instructions, stores data locally, and runs on Mac and Windows.
Free
PseudoEditor is a web‑based pseudocode IDE with syntax highlighting, error detection, auto‑completion, and instant compilation. Cloud‑stored projects are accessible from any device. It supports AQA, OCR, CIE, Edexcel, and IB specifications, helping students and teachers practice algorithms.
Free
CodeAnt AI automates pull‑request review, static analysis, and governance, reducing review cycles by up to 80%. It scans codebases for SAST, SCA, secrets, IaC, and SBOM compliance, enforces test coverage and linting, delivering velocity and defect metrics IDEs, Git, CI/CD.
Subscription
- $24/mo
CodeAssist is an AI-powered IntelliJ IDE plugin that generates code and answers programming-related questions.
Free trial
Claude Code is an AI-powered coding assistant that operates within the terminal, automating tasks like editing files, fixing bugs, executing tests, and managing git workflows. It enhances developer productivity through natural language commands and real-time support.
Free
Cursor is an AI-powered code editor that utilizes natural language prompts for efficient coding. It streamlines workflows with features like predictive edits, one-click extensions, and privacy mode, enhancing developer productivity while maintaining a secure environment.
Freemium
- $20/mo
Jules is an asynchronous coding agent that enhances developer onboarding and productivity by organizing setup steps, integrating with GitHub, managing repositories, generating tests, and providing audio summaries for improved team communication.
Freemium
Codiga is a static code analysis platform that detects real‑time violations and security issues across multiple languages. It offers OWASP, MITRE, and SANS‑CWE rule libraries, a custom rule editor, IDE integration, automated PR reviews, auto‑fix, and a metrics dashboard.
Freemium
Autocoder.cc is a full-stack coding tool that generates front-end, back-end, and database components through conversational interaction, offering streamlined development and single-click deployment.
Free trial
Google Antigravity is an IDE for developers featuring tab autocompletion, natural language code commands, and configurable agents that monitor tasks. It offers cross-surface synchronization and a unified mission control view for managing multiple agents.
Free
AI Studio converts natural‑language prompts into working code across C++, Python, JavaScript, SQL, CSS, HTML, and regex. It translates snippets, adds typing hints, estimates complexity, offers git/command lookup, and provides plain‑English explanations, supporting collaboration and quick prototyping
Freemium
Kodezi autonomously scans and refines codebases, automatically detecting bugs, applying best‑practice refactors, sanitizing inputs, and generating documentation and tests. It supports JavaScript, TypeScript, Python, Java, and integrates with CI pipelines for continuous quality enforcement.
Freemium
- $9.99/mo
Aider is an AI-powered pair programming tool that helps developers collaborate with LLMs for editing, refactoring, and debugging code within Git repositories. It supports multiple languages and integrates with IDEs and editors for real-time updates.
Free
Bolt.new is an AI-powered development agent that allows users to build, edit, run, and deploy full-stack applications directly from their browser without local setup. It provides complete control over the development environment, making web development seamless and AI-driven.
Freemium
Trae is an AI‑assisted coding extension for VSCode and JetBrains IDEs that offers real‑time code completion, comment‑to‑code generation, automated unit test creation, bug fixing, code explanations, documentation, and context‑aware Q&A across 100+ languages.
Freemium
The CodeGPT IntelliJ IDE Plugin is an AI-driven coding tool that offers text completion, chat functionality, custom prompts and code actions, reviewing past conversations, restoring previous sessions, and privacy settings.
Coddy.Tech offers free interactive coding lessons across many languages and AI prompt engineering, featuring an in‑browser editor, streak tracking, achievements, AI debugging, a community leaderboard, and certificates for LinkedIn. It runs on iOS, Android, and web.
Free
Codescope is a web app development tool that allows users to create, modify, and enhance applications and plugins efficiently. It offers code generation, inspection, optimization, and smart automation, catering to both novice and experienced developers.
Free trial
Open‑source AI code‑review platform that plugs into GitHub, GitLab, Bitbucket, and Azure DevOps at the pull‑request level. Model‑agnostic, it runs custom rule sets, tracks technical debt, and delivers real‑time metrics without storing source code.
Freemium
AI Code Converter translates code snippets and natural‑language instructions into 50+ programming languages, offers code generation, debugging, optimization, and detailed explanations, and provides web and CLI interfaces for seamless IDE or pipeline integration.
Freemium
Augment Code is an AI coding assistant designed for professional engineers working with large codebases, offering real-time, context-aware suggestions and maintaining coding style consistency. It integrates seamlessly with popular IDEs like VSCode and JetBrains while ensuring compliance with SOC 2 T
Freemium
- $30/mo
Blackbox AI is an AI-powered tool for developers that searches and autocompletes code snippets across multiple programming languages and repositories, extracts code from videos and PDFs, and converts queries into code.
Free trial
- $5/mo
StableCode is an innovative LLM-powered AI tool for coding assistance and learning. It enhances programmer productivity while serving as a resourceful teaching aid for beginners.
Freemium
PAS Code is a lightweight online editor supporting over 10 programming languages. It features intelligent autofill, syntax highlighting, auto-compiling, cloud syncing, and integrated AI prompts, providing a versatile and efficient coding environment for developers.
Free trial
JDoodle is a free online coding platform supporting over 100 programming languages. It offers features like live coding sessions, smart code suggestions, debugging tools, and LMS integration, enhancing the coding experience for developers, educators, and students.
Freemium
aiCode.fail reviews generated code independently of chat context, supports all languages without compiling, detects hallucinations and security issues, and integrates with Monaco Editor for instant copy and unlimited audits, speeding debugging and development cycles.
Freemium
- $5/mo
CodeMate AI is a VS Code plugin that translates natural‑language prompts into code, providing pull‑request reviews, bug and security analysis, refactoring, debugging, optimization, and documentation generation. It supports GitHub, Bitbucket, GitLab, Azure DevOps, and runs locally for secure, scalabl
Free
Replit is a collaborative browser-based IDE with AI-powered tools for software development, real-time multiplayer editing and deployment, templates and tutorials, and hosting and monetization options.
Subscription
Code Converter is a web‑based tool that translates source code among 30+ programming languages. It offers an editor, instant conversion, preview, history with privacy controls, sample conversions, and quick links for popular language pairs.
Freemium
- $4.99/mo
Code to Flowchart converts source code into interactive flowcharts, sequence, and class diagrams for Python, JavaScript, Java, C++, and TypeScript. It visualizes logic paths, loops, and conditionals, supports export to SVG/PNG/PDF, and prioritizes privacy with no code storage.
Subscription
Code Genius is an AI‑powered assistant for React, Vue JS, and Tailwind CSS that generates reusable components, offers syntax analysis, optimization tips, automated unit tests, and a chat interface for code queries, while syncing with GitHub.
Free
- $0.5/mo
CodeAI turns plain‑English app concepts into editable code for frameworks like Next.js, auto‑generating components, routing, and deployment scripts. It integrates with GitHub and offers one‑click hosting on Vercel, Netlify, and Supabase, plus a template library.
Freemium
- $12/mo
CodeGPT plugs into VS Code and JetBrains IDEs, offering AI‑driven coding, refactoring, and debugging. It scans entire codebases, produces implementation plans, suggests incremental edits, and supports multiple models while keeping data local with BYOK and threat‑detection safeguards.
Freemium
- $8/mo
Ellipsis.dev automatically reviews every GitHub commit and pull request, detecting bugs, anti‑patterns, and style issues. It generates summaries, async fixes, and test‑ready changes, and offers weekly change logs in a SOC 2‑compliant VPC environment.
Subscription
OpenAI Codex CLI is a terminal-based, open-source coding agent that uses natural language to automate development tasks like code generation, testing, refactoring, and codebase understanding, with secure sandboxed execution and Git integration.
Free
Codeconvert AI is an AI-powered tool that automates code conversion across over 25 programming languages, eliminating the need for manual conversion. It supports a wide range of programming languages and is user-friendly.
Free trial
Amazon CodeWhisperer is an ML-powered coding companion on AWS that assists developers in writing and debugging code.
Free trail
DevBooster is an AI coding assistant that enhances productivity by providing real-time code validation, intelligent code translation across 100+ languages, step-by-step explanations, automated documentation generation, and a library of curated code samples for improved collaboration and workflow.
Freemium
AI Code Review Bot automatically scans GitHub pull requests for bugs, security flaws, and performance issues across multiple languages. It adds detailed, actionable comments directly to PR threads, enabling consistent, rapid code quality checks without manual effort.
Freemium
- $15/mo
Windsurf is an AI coding tool that enhances developer workflows with features like Cascade for code understanding, real-time error detection, integrated IDE plugins, and collaboration tools, enabling efficient coding, debugging, and project management.
Subscription
TLDR is an AI‑powered IDE plugin that converts selected code into concise plain‑English explanations. Supporting multiple languages, it helps teams quickly understand snippets, regex, and SQL, accelerating onboarding and debugging within JetBrains IDEs.
Freemium
CodingFleet is a comprehensive AI-powered coding suite designed to streamline programming workflows. It offers tools like code generation, real-time assistance, code explanation, enhancement, conversion, and automated testing, all supported by an interactive chat feature for continuous guidance.
Freemium
- $10/mo
Interview Coder is an AI tool designed for technical interview preparation, providing real-time coding solutions, debugging support, and performance optimization. It enhances user experience with easy navigation and detailed guidance, aiding both novice and experienced programmers.
Freemium
Kluster.ai provides real-time code review and verification in IDEs, offering instant feedback on AI-generated code. It detects vulnerabilities, logic errors, and performance issues, enhancing compliance and reducing manual review time for development teams.
Free trial
Refract is an AI-powered VS Code extension that automates tedious tasks in software development and offers 10 free uses.
Freemium