| Name | Lines of code | Maintainability | Test coverage |
| .npmignore | |||
| README.md | |||
| .gitignore | |||
| .github/FUNDING.yml | |||
| .eslintrc.json | |||
| license.md | |||
| api.md | |||
| .travis.yml | |||
| package.json | |||
| src/playback.js | 41 | A 0 mins | |
| index.js | 68 | B 4 hrs | |
| src/metrics.js | 72 | A 2 hrs | |
| src/alias.js | 73 | A 3 hrs | |
| src/util.js | 118 | C 1 day | |
| src/core.js | 223 | D 1 day | |
| src/manipulations.js | 332 | D 2 days |