Langchain
Developer ToolsThe agent engineering platform.
✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top models. Pay-as-you-go saves you more. Available on Web, iOS, macOS, Android, Linux, Windows.
NextChat is an open-source AI tool in the Developer Tools category: ✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top models. Pay-as-you-go saves you more. Available on Web, iOS, macOS, Android, Linux, Windows. The code is on GitHub at ChatGPTNextWeb/NextChat, where it had 88,902 stars when we last checked. Repository topics: calclaude, claude, cross-platform and desktop. It is listed as free, and our link check confirmed the official website was online on 2026-11-01.
| Category | Developer Tools |
|---|---|
| Pricing (listed) | Free |
| Official site | nextchat.club |
| Source code | github.com/ChatGPTNextWeb/NextChat |
| GitHub stars | 88,902 |
| Link verified | 2026-11-01 |
Listed as Free. Detailed prices haven't been checked from the official site yet; see NextChat.
The agent engineering platform.
Open Source Computer Vision Library
Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Run it yourself, or use Crawl4AI Cloud with one key.
The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]
Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.
LlamaIndex is the document processing platform for AI
NextChat is an open-source AI tool in the Developer Tools category: ✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.
NextChat is listed as free.
Alternatives in Developer Tools include Langchain, Opencv, Crawl4ai, Litellm, CrewAI.
This page is generated from public listing data (source listing, tags, counts and our own link check); check the official page for features, licence and current pricing. Want to master tools like this? See the 100+ AI Tools Course.