Mellum is described as '-4b-base is JetBrains' first open-source large language model (LLM) optimized for code-related tasks' and is a large language model (llm) tool in the ai tools & services category. There are more than 50 alternatives to Mellum for a variety of platforms, including Web-based, Windows, Mac, Linux and Android apps. The best Mellum alternative is ChatGPT, which is free. Other great apps like Mellum are Lumo by Proton, DeepSeek, Mistral Vibe and Google Gemini.
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.
China
Jules is an asynchronous agent that gets out of your way. It lets you focus on the coding you want to do, meawnwhile picking up all the other random tasks that you rather not do.
United States
Lightning-fast completions, deep code understanding, and agentic software engineering—right where you work.
France
EU
Tabby is an open-source, self-hosted AI coding assistant. With Tabby, every team can set up its own LLM-powered code completion server with ease.
United States
Terminal interface for developers with agentic multi-step reasoning, natural language commands, multi-file and codebase editing, tool invocation, seamless SSH workflow support, low resource use, and integrated settings sync with graphical environments for flexible operations.
United States
AI assistant using hybrid-attention reasoning supports complex, multi-step tasks in multi-agent systems, deep research synthesis, full-stack development, chat, multimodal content, text-to-image generation, privacy settings, distraction-free modes, and cross-device cloud sync.
China
Open R1 is a community-driven, open-source initiative aimed at replicating the advanced AI capabilities of DeepSeek-R1 through transparent methodologies.
MiroThinker is an open-source search agent model, built for tool-augmented reasoning and real-world information seeking, aiming to match the deep research experience of OpenAI Deep Research and Gemini Deep Research.
Singapore
A multi-platform, AI-augmented coding companion ensuring secure development with unit test creation.
Comprehensive AI suite for Galaxy devices includes photo, video, and audio editing, generative and side-by-side tools, background noise removal, writing and note-taking assistance, AI-powered briefings, real-time info, content organization, and seamless device integration.
South Korea
The Assistant by Kagi combines the top large language models (LLMs) with optional results from Kagi Search, making it the perfect companion for creative, research, and programming tasks.
United States
Uxnan is a suite of tools I built to solve a very specific problem I face as a developer: managing AI-powered coding agents from anywhere, without my hardware becoming a bottleneck.
