Mellum-4b-base is JetBrains' first open-source large language model (LLM) optimized for code-related tasks.
Czechia
EU
OpenAI Codex AlternativesOnly apps categorised as Large Language Model (LLM) Tools
The best Large Language Model (LLM) alternative to OpenAI Codex is Mellum, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to OpenAI Codex and six of them are Large Language Model (LLM) Tools so hopefully you can find a suitable replacement. Other interesting Large Language Model (LLM) Tool alternatives to OpenAI Codex are Rivet AI, Pieces for Developers, Dify - LLMOps Platform and OpenPrompt.
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OpenAI Codex alternatives are mainly AI Coding Assistants, but if you're looking for Large Language Model (LLM) Tools you can filter on that. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to OpenAI Codex.
Alternatives list
- 66 Mellum alternatives
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.
24 Pieces for Developers alternativesYour Personalized AI Development Assistant and Workflow Copilot.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Microsoft Edge
- Google Chrome
- Visual Studio Code
- Microsoft Teams
- Firefox
+1
76 Dify - LLMOps Platform alternativesOne API for plugins and datasets, one interface for prompt engineering and visual operation, all for creating powerful AI applications.
+5
Copy Entire Folder to ChatGPT. Hit on Star to BookMark this Page ! Newer Release will be even Better.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
A new family of code large language models (LLMs) designed to advance autonomous software engineering and code intelligence.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Self-Hosted
- Python
United States
