Mellum-4b-base is JetBrains' first open-source large language model (LLM) optimized for code-related tasks.

The best Large Language Model (LLM) alternative to Claude Code is Mellum, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Claude Code and 16 are Large Language Model (LLM) Tools so hopefully you can find a suitable replacement. Other interesting Large Language Model (LLM) Tool alternatives to Claude Code are OpenHands, Xiaomi MiMo Code, Rivet AI and Osaurus.
Mellum-4b-base is JetBrains' first open-source large language model (LLM) optimized for code-related tasks.

OpenHands is an open-source project aiming to replicate Devin, an autonomous AI software engineer who is capable of executing complex engineering tasks and collaborating actively with users on software development projects.




Terminal-native open-source AI coding assistant for Mac, Windows, Linux, and BSD, featuring cross-session memory, reading and writing code, Git management, command execution, built-in MiMo Auto for zero configuration start, and integration with mainstream LLM provider APIs.




Visual AI programming platform with a graphical interface for creating, editing, and debugging LLM agent workflows, supporting real-time collaboration, YAML-based version control, open-source TypeScript library integration, and scalable deployment in production environments.

Local AI agents on your Mac. Private, offline, free. Open models run on Apple Silicon; add ChatGPT, Claude or Gemini only when you choose.



Qwen Code is an AI-powered command-line workflow tool designed for developers, adapted from Gemini CLI and optimized for Qwen3-Coder models.


Streamlines AI application development by combining plugin and dataset integration, a unified API, visual orchestration, analytics, annotation tools, prompt engineering support, backend-as-a-service capabilities, and compatibility with multiple modern LLMs.




Copy Entire Folder to ChatGPT. Hit on Star to BookMark this Page ! Newer Release will be even Better.





Crush is an open-source, terminal-based AI coding agent built in Go by Charm (charmbracelet), designed to bring agentic coding directly into your shell with a polished TUI experience.

Ollie is a sovereign creative suite designed for developers, writers, and creators who want the power of AI without sacrificing privacy or paying monthly subscriptions. It is a unified engine that runs local AI models entirely offline on your own hardware, ensuring complete data...



A coding-focused perk of the Kimi membership, engineered to drop into any dev workflow, answer faster and more reliably, and get programming tasks done in record time.

