Aider

Aider

Aider AI
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About

Aider is an AI pair-programming tool that runs directly in your terminal, helping developers build new projects or improve existing codebases using large language models. It works with both cloud-based and local LLMs, giving developers flexibility in how they use AI. Aider understands your entire codebase by mapping it, making it especially effective for larger projects. It supports over 100 programming languages and integrates tightly with Git for safe, trackable changes. Developers stay in control while accelerating development through natural language instructions.

About

GitHub Copilot is an AI-powered development assistant designed to accelerate software workflows from the editor to the enterprise. It works directly inside popular IDEs, terminals, and GitHub itself to help developers write, understand, and improve code faster. Copilot supports multiple leading large language models, allowing users to optimize for speed, accuracy, or cost. Developers can use Copilot to complete code, explain concepts, propose edits, and validate files in real time. It also enables agent-based workflows where Copilot can autonomously handle issues, write code, and create pull requests. With seamless integration across tools, Copilot keeps developers focused without breaking their flow. GitHub Copilot is built to scale from individual developers to large organizations with enterprise-grade controls.

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Aider is ideal for software developers, engineers, and technical teams who want to accelerate coding, refactoring, and testing workflows using AI directly within their existing development environments

Audience

Software developers, engineering teams, startups, and enterprises seeking to accelerate coding, automate development tasks, and improve productivity with AI-assisted workflows

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Not Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Not Supported

API

Offers API Not Supported

API

Offers API Not Supported

Screenshots and Videos

Screenshots and Videos

Pricing

Free
Open source
Free Version Supported
Free Trial Not Supported

Pricing

$10 per month
Free Version Supported
Free Trial Supported

Reviews/Ratings

Overall 5.0 / 5
features 5.0 / 5
design 5.0 / 5

Reviews/Ratings

Overall 4.0 / 5
ease 4.2 / 5
features 4.0 / 5
design 4.2 / 5
support 3.6 / 5

Pros & Cons from Real Users

Pros

  • Aider is one of those developer tools that feels simple in the best way. It runs in the terminal, works with my existing repo, edits files directly, and fits naturally into a Git-based workflow instead of forcing me into a whole new IDE. I really like that it is open source and model-flexible. Being able to use different LLMs, including cloud and local models, makes it much more useful for developers who care about cost, privacy, speed, and picking the right model for each job. The repo-aware workflow is a big win too. Aider can map a larger codebase, make multi-file changes, and help with real tasks like refactoring, fixing bugs, adding tests, and building features. That makes it feel more like pair programming than just asking a chatbot for snippets. The Git integration is also great. Since Aider works inside a local Git repo, it is easy to review changes, keep diffs clean, and roll back anything that does not look right.

Cons

  • Aider is still a tool for developers, not a magic autopilot. You need to understand your codebase, review the diffs, run tests, and guide it clearly if you want good results. It can also get expensive or noisy if you throw huge tasks at it without scoping the work. Like most coding agents, it performs best when you give it focused instructions, add the right files to context, and keep an eye on what it is changing. I would also be cautious with secrets, shell commands, and production-sensitive repos. Aider is powerful because it can work directly with your code, but that means you still need good review habits and guardrails.

Pros & Cons from Real Users

Pros

  • - It gives accurate suggestions and auto-completion almost all the time. - It works with almost all the new and old libraries and frameworks. - it gives not only obvious suggestions for auto-completion but also relevant and customized suggestions according to the project. - It is quite straightforward to use just install the extension on the code editor and it starts working like a charm.
  • I am afraid there is nothing positive to say unfortunately. It's not even close to being as good as ChatGPT.
  • - Easy to use, uses context of File currently in use and others in the project. - sometimes need some little things added, but generally can create fully working functions by just a name.
  • Guesses what code you want to generate from context. Good choices as it suggests code from what you have written. Good for tedious coding. Works seamlessly in VS Code.
  • GitHub Copilot works pretty well, and works better than I thought it would when I first decided to try it. It's snappy, works with a variety of IDEs, and is pretty accurate and efficient.

Cons

  • - One thing I noticed is if I am creating a project from scratch it does not give accurate auto-completion right from the start instead it takes time to analyze the project and then provides relevant suggestions. - Pricing can be a bit better.
  • - Doesn't reply 80% of the times - In the 20% of times it does reply it's mostly unusable code
  • - So far haven't found any. - Maybe creates a risk of relying on it to much for some people.
  • Expensive. Unable to trigger on demand. More settings/customizations would be nice.
  • Haven't used it long enough to find any red flags yet, but I will update my review if I come across any cons.

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

Aider AI
aider.chat/

Company Information

GitHub
Founded: 2008
United States
github.com/features/copilot

Alternatives

Devin Desktop

Devin Desktop

Cognition

Alternatives

Perplexity

Perplexity

Perplexity AI
JetBrains Junie

JetBrains Junie

JetBrains
Claude Code

Claude Code

Anthropic

Categories

Agentic AI Supported
AI Code Generators Supported
AI Coding Agents Supported
Pair Programming Supported
Vibe Coding Supported

Categories

Agentic AI Supported
AI Code Generators Supported
AI Code Review Supported
AI Coding Agents Supported
AI Copilots Supported
AI Tools Supported
Pair Programming Supported
Vibe Coding Supported

Integrations

C Supported
C# Supported
C++ Supported
Claude Mythos 5 Supported
Claude Mythos 5.1 Supported
Claude Opus 4.6 Supported
Claude Sonnet 3.7 Supported
Claude Sonnet 4 Supported
GPT-4.1 Supported
Gemini 3 Flash Supported
Gemini 3 Pro Supported
Go Supported
JavaScript Supported
PHP Supported
Python Supported
TypeScript Supported
Visual Studio Code Supported
XHawk Supported
Warp Not Supported

Integrations

C Supported
C# Supported
C++ Supported
Claude Mythos 5 Supported
Claude Mythos 5.1 Supported
Claude Opus 4.6 Supported
Claude Sonnet 3.7 Supported
Claude Sonnet 4 Supported
GPT-4.1 Supported
Gemini 3 Flash Supported
Gemini 3 Pro Supported
Go Supported
JavaScript Supported
PHP Supported
Python Supported
TypeScript Supported
Visual Studio Code Supported
XHawk Supported
Warp Supported
Claim Aider and update features and information
Claim Aider and update features and information
Claim GitHub Copilot and update features and information
Claim GitHub Copilot and update features and information