Open Source Code Generator
The best 50 Open Source Code Generator AI tools - Free & Paid
Explore 50 AI for Open Source Code Generator
Code Generator for Arduino is a web tool that uses GPT‑3.5‑turbo to produce compilable C++ sketches for Arduino boards. Users specify board, sensors, motors, or displays; the interface promotes modular requests, supports multi‑file projects, and flags code for review.
Freemium
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
GitHub Copilot is an AI pair programmer that uses the OpenAI Codex to suggest code and entire functions in real-time.
Free trial
OpenArt is an AI art generator that provides powerful tools for you to generate and edit images, especially artist assets, that you can directly use and edit to improve.
Freemium
AI Studio lets developers generate code, SQL, regex, and shell commands from plain‑English prompts across multiple languages, adding type annotations, calculating complexity, explaining code, creating tests, and enabling real‑time collaboration with exportable workspaces.
Freemium
DocuWriter.ai automatically generates technical documentation from source code, delivering Swagger‑compatible API docs, Postman collections, and UML diagrams. It produces test suites, adds code comments, refactors code, converts languages, and syncs updates via n8n in searchable knowledge spaces.
Paid
- $29
Chat‑based firmware generator for 23+ Arduino and ESP boards. Automatically selects libraries, assigns pins, compiles code, and flashes via USB or Wi‑Fi. Provides real‑time dashboards, fleet management, and a browser serial console for debugging.
Subscription
A free, user-friendly, multilingual, and open-source AI image generator that utilizes Stable Diffusion.
Free
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
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
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
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
OpenCreator is a generative AI workstation that integrates over 20 AI models for efficient content creation. With an intuitive interface, it enables quick visual production for various applications, including marketing and education, while simplifying the creative process.
Free trial
- $19/mo
OpenCode.ai is an open-source AI coding agent that runs directly in your terminal, IDE, or desktop. It connects to 75+ LLM providers, supports offline use, and enables multi-session collaboration for code review and debugging.
Free
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
OpenDream is a web‑based AI art generator that turns text prompts into images using models such as Dreamlike, Stable Diffusion, and Deliberate. It offers templates for logos, anime characters, and 3D objects, enabling rapid high‑resolution creations for commercial use.
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.
AskCodi accelerates backend and frontend development by generating REST/GraphQL APIs, UI components, and production‑ready agents. It offers an AI gateway, IDE/CLI integration, and a marketplace for ready‑to‑run templates, cutting boilerplate and speeding prototyping.
Freemium
- $20/mo
AI Text Generator creates original drafts, blog posts, emails, reports, and social captions from prompts, keywords or source text. Browser-based, it lets users set length, tone and audience, refine outputs, and copy or download results.
Freemium
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
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
Qwen Chat AI assistant that provides access to Qwen LLM models and can be used by content creators, developers, and researchers, offering web and image searches, artifact management, and more to enhance productivity.
CodeViz automatically scans codebases in major languages to generate editable, versioned architecture diagrams. Teams view end‑to‑end workflows, API routes, and data flows, embed them in Git, Jira, Slack, or Figma, and sync branch‑specific designs for faster reviews and deployments.
Freemium
- $19/mo
AgentGenesis is an open-source platform for developers to create custom retrieval-augmented generation flows, featuring modular AI components, pre-built templates, and a community-driven approach for maintaining and optimizing AI project workflows.
Freemium
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
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
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
Openkoda is an open‑source insurtech platform providing modular templates for claims, policy, and embedded insurance. It offers AI analytics, automated documents, role‑based access, multi‑tenant clustering, and API hooks for rapid, scalable development without vendor lock‑in.
Freemium
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
Open Lovable is an open-source AI website builder that transforms existing websites into React/Next.js applications. It utilizes web scraping and AI models for analysis, enabling quick cloning and customization of production-ready components.
Freemium
open-codereview.ai is a privacy-first AI code review tool that generates precise line-level comments using LLMs, supporting multiple model providers and 10+ languages. It combines deterministic engineering with intelligent agents to handle large changesets, detect risks, and ensure accurate feedback
Free
CodeAssist is an AI-powered IntelliJ IDE plugin that generates code and answers programming-related questions.
Free trial
OpenAssistantGPT is an open‑source SaaS that lets you build no‑code AI chatbots for websites. It auto‑crawls a URL, supports GPT‑4/3.5, handles file attachments, SAML/SSO, API calls, and web search, with GitHub source and Vercel SDK.
Freemium
- $18/mo
GPT Engineer is an open source AI tool that generates code based on user input and provides a simple and flexible user experience.
Free
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
OpenPencil.dev is a lightweight, open-source desktop design editor that runs locally with full Figma file support. It offers scriptable workflows and an optional AI chat tool, prioritizing developer control and extensibility under the MIT license.
Free
RoboCoder is a VS Code extension embedding GPT‑4 Turbo to generate code from natural‑language specs, letting developers open, edit, and manage files directly in the editor using a supplied OpenAI API key.
Subscription
- $5/mo
Genspark unifies inbox, workflows, and collaboration into one AI workspace, offering a 1‑million‑token context window, voice‑to‑text, auto‑meeting notes, and Chrome extensions for instant summarization and task automation across WhatsApp, Slack, and Teams.
Freemium
An online anim image-generation tool that creates images with prompts, offers uncensored AI models and community styles, and generates free images for commercial use.
Freemium
Omnigen AI is a free text-to-image generator that converts descriptions into high-quality visuals using a simple three-step process. It supports reference images, enabling precise outputs for digital artists and content creators in a streamlined workflow.
Free
Qoder is an agentic coding platform that automates software development through autonomous AI agents. It enables conversation-based programming, task delegation, and provides deep codebase insights for streamlined development.
Free trial
Openwork is an open-source desktop app that connects 50+ LLMs with team workspaces, shared setups, skills, plugins, and configs. It runs agent workflows and browser automation, integrates with IDEs via a remote MCP server, and lets teams share full workspace configs as one-click links.
Freemium
- $10/mo
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
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
Gendo is a browser-based AI platform that enables architects and designers to create high-quality CGI images effortlessly. Its features include generative editing, style transfer, and a text-to-image generator, streamlining design processes and enhancing visualizations.
Freemium
EdrawMax Online is a cloud diagramming platform with 210+ diagram types, including flowcharts, UML, and Gantt charts. It offers drag‑and‑drop editing, real‑time collaboration, 20,000 free templates, 26,000 symbols, and AI tools for diagram, chart, and PPT generation, OCR, and copy‑writing.
Freemium
- $5.33/mo
Generates AI-driven UI designs, editable interface pages and interactive prototypes from text or images, producing responsive web and native iOS/Android layouts plus one-click front-end code (React, Android Java, iOS Swift) for rapid prototyping and handoff.
Freemium
Hands AI is an open-source platform that automates repetitive software engineering tasks, supports code generation, and aggregates verified problem sets. It fosters collaboration among users and integrates with various large language model providers for enhanced productivity.
Free