Reasonix
Reasonix is a coding agent that reads a project, edits files and runs tests for developers working in a terminal, desktop app, browser or editor.
What it is good for
- Making code changes across a software project from a plain-language request
- Running tests and commands while an AI edits files
- Rewinding file edits made by an AI coding assistant
- Using a DeepSeek or other model for coding work from a desktop app
At a glance
- Who it is for
- Setup
- Install a desktop app or browser extension
Level 3 of 5. Download and install it like any other app or extension.
- Cost
- Free and open source
- Type
- Agent app
- Tasks
- Works with
- DeepSeek, OpenAI-compatible model services, Visual Studio Code, DeepSeek Harness, MCP servers
Momentum
- Rank this week
- Not ranked yet
- Best rank
- None yet
- GitHub stars
- 36,041
GitHub numbers as of Nov 2, 2026. Updated weekly.
Official links
Setup steps are on the official pages. We do not repeat them here, since they change.
Questions
- Is Reasonix free?
- Yes. It is free and open source (MIT license).
- Do I need to know how to code to use Reasonix?
- No. Download and install it like any other app or extension.
- What does Reasonix work with?
- According to its own documentation, it works with DeepSeek, OpenAI-compatible model services, Visual Studio Code, DeepSeek Harness, and MCP servers.
- What is Reasonix good for?
- Making code changes across a software project from a plain-language request, running tests and commands while an AI edits files, rewinding file edits made by an AI coding assistant, and using a DeepSeek or other model for coding work from a desktop app.
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