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Alternatives to rex.fit

50 AI apps to use instead, best rated first.

Top picks

  1. F

    FramePack AI

    Launch

    FramePack AI is a browser-based workspace for creating AI-generated videos and images. It brings multiple generation models into one place, helping users explore different approaches without installing models or configuring a local GPU envi

    Rated 5.0

  2. F

    fynk

    Launch

    fynk is an AI-powered contract management and document collaboration platform. It supports the contract lifecycle from drafting and negotiation to signing and ongoing management. Teams can create reusable templates with dynamic fields and

    Rated 5.0

  3. Claude

    Launch

    Claude is a next-generation AI assistant for analysis, writing, coding, and creative work.

  4. ChatGPT

    Launch

    A conversational assistant that helps you write, learn, code, and create.

  5. O

    Open WebUI

    Launch

    Self-hosted AI platform that connects local and cloud models, extends with Python, and keeps your data under your control.

    Open sourceSelf-hosted

  6. Midjourney

    Launch

    A research lab exploring new mediums of thought — best known for stunning AI imagery.

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AutoGPT

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DALLE·3 based text-to-image generator with safety features

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pi

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Perplexity

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AFFiNE

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aider

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AppFlowy

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ChatGPT

Use ChatGPT to answer questions, write, create images, complete work

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Cherry Studio

Desktop AI client for Windows, macOS, and Linux

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Cline

AI Coding, Open Source and Open Choice

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Crawl4AI

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Deep Nostalgia

Animates old photos using AI

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ego lite

Fastest browser for AI agents

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FastGPT

FastGPT is a free, open-source platform

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22
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Jan

Jan runs open-source AI models on your own hardware or connects

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23
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Keploy

Open source Tool for converting user traffic to Test Cases and Data Stubs

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Langflow

Build, deploy, and iterate on AI agents, RAG applications, and MCP servers

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25
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LibreChat

LibreChat is a free and open-source chat interface for assistant AIs

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26
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LiteLLM

Acts as a unified proxy across 100+ LLMs

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llama.cpp

C/C++ inference engine for large language models, supporting quantization

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LobeHub

An open-source AI Agent Workspace

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NanoClaw

Self-hosted AI agent that connects to WhatsApp, Telegram, Slack

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O

Ollama

Load and run large LLMs locally to use in your terminal or build your apps

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31
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OpenClaw

Open-source personal AI assistant / agent framework

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OpenCode

Open-source terminal-native AI coding agent

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33
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OpenHands

AI agent platform that runs autonomous coding agents to plan, write

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34
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Orca

Agent Development Environment that runs Claude Code, Codex, Gemini

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35
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Paperclip

Manages teams of AI agents across business functions

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36
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Phoenix

Arize Phoenix: Open Source AI Development Platform

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Portkey

Full-stack LLMOps platform to monitor, manage, and improve LLM-based apps

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Tabby

Self-hosted AI coding assistant that enhances productivity

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vLLM

Inference and serving engine for large language models, built

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Warp

Terminal built for running AI coding agents like Claude Code, Codex

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Zed

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Unsloth

Local UI to run and train LLMs and diffusion models

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Theia IDE

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PhotoPrism

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ECC

The agent harness performance optimization system

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Graphify

Turn any codebase, with its docs, SQL schemas, configs, and PDFs

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Codex

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Chatbox AI

Chatbox AI enables chat with documents, images

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Folo

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About rex.fit

R

rex.fit

Automating nutrition tracking

The DROP by Rex.Fit is an AI wearable camera that automates nutrition tracking using computer vision. It has garnered more than 93k USD in preorders (~450 units) since its launch last month. The nutrition estimation and recommendation tech behind the DROP is already integrated as an API for fitness chains, generating hundreds of thousands of dollars in yearly revenue for them.

View rex.fitAll AI apps
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rex.fit
Category
AI
Website
rex.fit