| Price from | €8/mo | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 3 | 1 |
| Spec score · Code Playground Software | 8.3 (#10) | 8.1 (#16) |
| Spec score · Coding Playgrounds | 8.5 (#31) | 8.2 (#51) |
| Editor | The live editor provides HTML, JavaScript, CSS, and result panels, and its changelog says it switched from CodeMirror to Monaco. | Its default editor offers code completion, go-to-definition, multi-cursor support, formatting, and Vim and Emacs bindings. |
| Free plan | Yes | Yes |
| Privacy | The privacy policy says JSFiddle recognizes and will comply with GDPR rights, subject to applicable law. | Projects are private by default and code stays on the user's computer unless the user chooses to share, export, broadcast, or sync it. |
| Private projects | Yes | Yes |
| Security | The privacy policy says data is encrypted in transit with SSL/TLS and is not encrypted while live in its database. | User code, result pages, and compilers run in sandboxed iframes with unique origins, and embedded playgrounds cannot access the embedding page's cookies or local storage. |
| Support | The privacy policy directs users to contact JSFiddle by email for help exercising information rights or account assistance. | Feature requests and bug reports are accepted on the GitHub repository, and users can also contact the maintainers through the contact form. |