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1
3
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1.16k
32.4M
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int64
2
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@ampproject/remapping
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@angular/animations
17.3.11
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@angular/cli
17.3.8
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@angular/common
17.3.11
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@angular/compiler
17.3.11
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@angular/compiler-cli
17.3.11
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@babel/core
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semver
6.3.1
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@angular/core
17.3.11
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@angular/forms
17.3.11
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@angular/language-service
17.3.11
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@angular/platform-browser
17.3.11
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@angular/platform-browser-dynamic
17.3.11
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@angular/router
17.3.11
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@angular-devkit/architect
0.1703.8
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166,570
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@angular-devkit/build-angular
17.3.8
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@esbuild/win32-x64
0.19.12
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@types/node
20.14.11
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ajv
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eslint-scope
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estraverse
4.3.0
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json-schema-traverse
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tslib
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vite
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webpack
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@angular-devkit/core
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17.3.8
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@angular-eslint/builder
17.5.2
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16,628
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@angular-eslint/bundled-angular-compiler
17.5.2
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@angular-eslint/eslint-plugin
17.5.2
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178,047
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@angular-eslint/eslint-plugin-template
17.5.2
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219,256
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@angular-eslint/schematics
17.5.2
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79,623
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@angular-eslint/template-parser
17.5.2
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18,018
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@angular-eslint/utils
17.5.2
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101,297
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@babel/code-frame
7.24.7
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24,063
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@babel/compat-data
7.24.9
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65,566
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@babel/core
7.24.0
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779,474
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convert-source-map
2.0.0
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semver
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@babel/generator
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492,457
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@babel/helper-annotate-as-pure
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@babel/helper-builder-binary-assignment-operator-visitor
7.24.7
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@babel/helper-compilation-targets
7.24.8
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semver
6.3.1
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68,343
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@babel/helper-create-class-features-plugin
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503,517
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@babel/helper-annotate-as-pure
7.24.7
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52,411
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@babel/helper-split-export-declaration
7.24.7
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10,811
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semver
6.3.1
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68,343
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@babel/helper-create-regexp-features-plugin
7.24.7
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@babel/helper-annotate-as-pure
7.24.7
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52,411
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68,343
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@babel/helper-define-polyfill-provider
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221,206
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7.24.7
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7.24.8
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@babel/helper-wrap-function
7.24.7
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73,715
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@babel/helpers
7.24.8
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867,572
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@babel/highlight
7.24.7
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20,293
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@babel/parser
7.24.8
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1,890,764
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@babel/plugin-bugfix-safari-id-destructuring-collision-in-function-expression
7.24.7
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73,947
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@babel/plugin-syntax-async-generators
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@babel/plugin-syntax-class-static-block
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@babel/plugin-syntax-dynamic-import
7.8.3
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2,472
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@babel/plugin-syntax-export-namespace-from
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@babel/plugin-syntax-import-assertions
7.24.7
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7.24.7
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@babel/plugin-syntax-nullish-coalescing-operator
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@babel/plugin-syntax-numeric-separator
7.10.4
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2,751
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@babel/plugin-syntax-object-rest-spread
7.8.3
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@babel/plugin-syntax-optional-catch-binding
7.8.3
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2,573
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@babel/plugin-syntax-optional-chaining
7.8.3
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2,521
4
End of preview. Expand in Data Studio

install-graph

Author: Dmitriy Semenkevich (dimhold)

This dataset measures what is physically installed in node_modules for 5 real projects, walked on disk rather than read from a lock file.

Headline, from the repository: "In a working Angular front end, 532 of the 1,729 installed packages are second and third copies of a name already present. They take 52.2 MB and 7,904 files", 14.4% of everything in node_modules. Nothing in this dataset was generated by a model.

This is a mirror. The canonical home is the Zenodo record and the GitHub repository; criteria, limitations and full tables live there.

Files

path what it is
out/projects.json one row per project: installed packages, distinct names, duplicate copies and bytes, depth
out/results.json the joined analysis output
out/packages-*.json every installed package per project with version, nesting, bytes and files
out/all-names.txt the distinct package names across projects

Files ending in .jsonl here are .ndjson in the GitHub repository, renamed so the viewer reads them; the content is unchanged.

How it was produced

scan.mjs walks node_modules on disk and analyze.mjs joins the scan with registry metadata. The counting rules and the disproof condition were committed before the first number (CRITERIA.md in the repository). Not mirrored here: out/maintainers.jsonl, the per package npm registry pull with the public account names of about 600 maintainers; it is third party registry metadata and stays in the GitHub repository. The scripts that turn these files into every number are in the GitHub repository. One of the 5 scanned projects is a private repository; its name is written as cli-tool everywhere, including out/packages-cli-tool.json. Its counts are unchanged.

Licence

MIT, the licence of the repository, covering code and data.

Citation

@misc{semenkevich2026installgraph,
  author = {Semenkevich, Dmitriy},
  title  = {install-graph: a seventh of node_modules is the same package, twice},
  year   = {2026},
  doi    = {10.5281/zenodo.22128826},
  url    = {https://doi.org/10.5281/zenodo.22128826}
}
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