Open Source Codebase Chat

OSS Chat delivers a single chat interface that connects users to open‑source project resources—docs, issue trackers, papers, and community Q&A. It uses ChatGPT and a vector database to provide quick, privacy‑compliant access to up‑to‑date knowledge across diverse tech domains.

Open‑Chat is a self‑hostable, decentralized chat platform that supports both proprietary and open‑source AI models. It provides a full chat API, runs LLMs on local GPUs, lowers latency, enhances privacy, and deploys easily on personal or cloud servers.

Open source chatbot UI for cloning OpenAI's GPT chat UI

Uncensored AI delivers a chat platform featuring Claude Opus, Gemini, Grok, and MiniMax M2‑Her. It supports text, audio, image, and code interactions, including image‑to‑video via Image Studio. API beta and usage stats benefit developers, writers, educators, and researchers.

Chatbase builds and deploys AI customer support agents trained on business data, integrates with CRMs, Zendesk, Slack and WhatsApp, enables automated workflows, human escalation, analytics, multilingual support, and security controls (SOC 2, encryption).

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.

DeepSeek-V3 is an advanced AI model offering leading performance in open source LLM, enhanced speed, and global language support. It sets new benchmarks for inference speed among open-source models.

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.

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.

ChatGPT is an AI chatbot based on large language models family created by OpenAI for general purpose chat that allows users to ask any question or prompt to AI, making it a useful tool for many writing processes.

Chatworm offers web, Android, and Windows interfaces to chat with multiple LLMs (OpenAI, Anthropic, DeepSeek, Gemini, Qwen, Mistral, Grok). It supports Whisper speech, TTS voices, DALL‑E 3 image creation, ChatGPT Vision analysis, model switching, and dark mode. Open‑source on GitHub.

OpenCat is a cross‑platform AI chat client for macOS and iOS that supports text, voice, and image interactions. It offers text‑to‑image generation, language translation, Markdown formatting, a keyboard extension, Siri shortcuts, iCloud sync, and team collaboration.

Gemini is an AI assistant and chatbot provided by google based on Gemini LLM family. It provides access to Google's advanced AI systems with many features and integrations to help you with daily workflows and tasks."

CrawlChat converts product and technical documentation into an AI chatbot and searchable knowledge base for websites, Discord, and Slack, importing from Docusaurus, Notion, Confluence, GitHub, files, and YouTube, with source citations, ticket escalation, analytics, and customization.

ChatHub lets users interact with over 20 LLMs, including GPT‑5 and Claude 4.5, in one interface, plus image generation, document analysis, live web search, code preview, and a prompt library across web, mobile and desktop.

ChatCraft is a web‑based AI coding assistant that authenticates with GitHub or Google, lets users create, edit, and save multiple chat sessions, share URLs, and invoke functions to aid code learning and creativity. It stores past conversations for easy reference.

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.

Duck.ai offers anonymous access to popular AI models. It ensures privacy by keeping conversations untracked and outside AI training data, with seamless model switching.

Overchat is a versatile AI app that integrates multiple AI models like ChatGPT, Claude, and Gemini for dynamic text generation, summarization, coding assistance, and image creation. It supports multilingual translation, homework help, and ensures secure, encrypted interactions across all features.

LiveKit is an open-source framework and cloud platform for building and hosting low-latency real-time voice, video and physical AI agents, offering a media server, WebRTC SDKs, TTS/STT and telephony connectors, scalable hosting and programmatic APIs.

Chat2Code converts natural‑language prompts into ready‑to‑use Vue, React, or React‑TS web components, auto‑installing libraries such as Zustand or usehooks‑ts. Users preview live, share, and edit in CodeSandbox, and can upload images via a modal interface. Bilingual prompts support French and Englis

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.

Twenty.com is an open-source CRM and SDK for building customizable CRM solutions, offering modular objects, fields, relations, and TypeScript tooling for technical teams to extend, integrate, and deploy custom applications.

OpenClaw is a personal AI assistant that automates email, calendar, task and chat workflows—clearing inboxes, composing and sending messages, scheduling events, checking reservations, integrating chats and cloud services, with persistent memory, background jobs and developer-friendly self-hosting an

Chat2DB converts natural‑language prompts into optimized SQL for over 40 databases. It offers a GUI editor, visual tables, ER diagrams, error‑correction, secure local execution, audit trails, and collaborative dashboard sharing for developers, analysts, and non‑technical users.

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.

Chatwith is a no‑code platform that embeds AI chatbots on websites, intranets, and messaging apps. It trains on internal content, connects to 5,000+ apps for real‑time data, supports 95+ languages, offers custom branding, analytics, and API integration.

NinjaChat consolidates dozens of large language models (GPT‑5, Claude, Gemini, etc.) into a single interface, offering text, image, and video creation, live web search, finance data, and document intelligence for creators and developers.

Open Voice OS is an open-source, community-driven voice AI platform for building customizable assistants across Raspberry Pi, embedded devices, Linux desktops, and Docker. It provides plugin-based STT/TTS, configurable wake words, extensible skills, and privacy-focused self-hosting.

ownAI lets users build, host, and deploy custom AI assistants without coding. Create assistants for personal tasks, marketing, or support, with data hosted on your domain. Import knowledge bases, run models locally, and access open‑source code on GitHub.

Atomic Chat is a fully offline, on-device AI chat app for macOS, Windows, Linux, iOS, and Android that runs 1,000+ LLMs locally with built-in agent support, persistent memory, and privacy-first design. It features TurboQuant optimizations for up to 8x faster attention and lower memory use, with one-

ChatKit is a cross‑platform AI chat app for macOS, Windows, and Linux that connects to OpenAI, Gemini, Azure, and custom models via API keys. It offers prompt templates, chat bookmarks, voice input, text‑to‑speech, file drop, web search, and URL fetching.

CloseChat is a cross‑platform AI chatbot mirroring ChatGPT and Claude, offering instant advanced features, file ingestion across formats, unlimited output, and a plugin marketplace, available natively on Windows, macOS, Linux, and Android.

Chat100.ai offers a single web interface that integrates GPT‑5.2, GPT‑5.1, GPT‑4o, Grok‑4.1, Grok‑4, Grok‑3, Gemini 3 Pro, and Gemini 3 Flash, enabling instant model switching, side‑by‑side comparison, and streamlined workflows for writing, coding, design, and research.

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.

Chaport is an all‑in‑one customer messaging platform that delivers live chat on websites, email, and messaging apps, 24/7 chatbot automation, a knowledge base, mobile sync, and extensive integrations to streamline sales, support, and marketing.

GitHub Copilot is an AI pair programmer that uses the OpenAI Codex to suggest code and entire functions in real-time.

Chattee is an AI app builder that converts plain-English prompts into full-stack web applications with databases, auth, and workflows. It enables instant deployment with scalable hosting while allowing full code export and ownership for rapid prototyping and production.

Venice is a private on‑device AI platform that offers a broad array of open‑source models for text, image, code, and character creation. It includes a chat interface, an agent‑building API, watermark removal, upscaling, and batch image generation.

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.

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.

Open-claw.org is a premium, subscription-based AI deployment platform that lets you launch powerful AI agents in one click

Monica integrates GPT‑5.2, Claude 4.5, Gemini 3 Pro, Sora 2, and Nano Banana into a single extension for Chrome, Edge, Windows, macOS, Android, and iOS. It supports chat, web search, translation, summarization, image/video creation, code assistance, OCR, PDF conversion, and resume review.

AIChatOne is a browser extension and web app that lets users chat with 30+ AI models (GPT‑5, Claude, Gemini, etc.), with real‑time browsing, document upload, voice interaction, encrypted local keys, and searchable chat history.

Create customized software using natural language ideas with the openbmb/chatdev tool's LLN-powered multi-agent collaboration framework.

commandcode.ai is a developer-centric CLI tool for interacting with multiple large language models, managing sessions with sliding-window memory, and automating long-running AI workflows. It supports model switching, vision tasks, background shell operations, and persisted, resumeable sessions for r

ChatBotKit is an AI agent platform enabling developers to create, test, and deploy autonomous agents for apps, websites, and messaging services. It supports multiple AI providers, offers memory, custom tools, and enterprise compliance features.

Chatclient lets businesses build ChatGPT‑based chatbots trained on uploaded content. It supports 95+ languages, auto‑retraining, custom personas, and white‑label deployment, and integrates with Slack, WhatsApp, Zapier, APIs, and web/mobile apps.

Line0 automates backend development by generating production-ready services from natural-language descriptions, offering an in-browser editor with feature-specific chats, two-way GitHub sync, live API client with hot-reload and database preview, and built-in testing workflows.

Aidbase unifies chatbot, knowledge base, ticket forms, and email inbox into one AI‑powered support hub. It auto‑trains on documents, web content, PDFs, and video transcripts, integrates via APIs/Webhooks to Slack, Shopify, and more, while ensuring GDPR‑compliant EU data security.