Melty vs Onlook
A side-by-side comparison of two ai coding tools — pricing, integrations, and the trade-offs that matter — so you can pick the right fit fast.
| Feature | Melty | Onlook |
|---|---|---|
| Category | AI Coding | AI Coding |
| Pricing | Free · from Free | Freemium · from Free |
| Best for | Developers | Developers, Designers |
| Use cases | letting an AI agent write and debug code autonomously, exploring agentic code editing workflows, customizing an open-source AI-powered editor | Visually editing React app UI in real time, Bridging design and development workflows, Making live code changes through a visual interface |
| Integrations | OpenAI API, Anthropic API | React, GitHub |
| Rating | — | — |
| Website | Visit Melty | Visit Onlook |
Melty
Open-source AI code editor that can write, run, and debug code autonomously.
Pros
- +Open-source and free to use/customize
- +Can autonomously write, run, and debug code
- +Agentic approach beyond simple autocomplete
- +Active community development
Cons
- –Autonomous actions need careful developer oversight
- –Smaller community than established editors
- –Requires bringing your own LLM API key/cost
Onlook
Open-source AI visual editor for React apps with live code editing.
Pros
- +Open-source and free to self-host or contribute to
- +Live visual editing syncs directly with React code
- +Bridges the gap between design and development tools
Cons
- –Currently focused specifically on React applications
- –Newer open-source project with an evolving feature set
Melty vs Onlook FAQ
- Is Melty better than Onlook?
- Neither is universally better — both are ai coding tools. Melty (Free, from Free) is a strong fit for letting an AI agent write and debug code autonomously, while Onlook (Freemium, from Free) suits Visually editing React app UI in real time. Pick by your primary use-case and budget.
- What is the main difference between Melty and Onlook?
- Melty focuses on "Open-source AI code editor that can write, run, and debug code autonomously." whereas Onlook focuses on "Open-source AI visual editor for React apps with live code editing.". Their pricing starts at Free and Free respectively.
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