Keystones
Ranked by afferent coupling — how many tracked items depend on them. The signal to watch is the popularity–criticality gap: required by many, modest own-downloads → hidden keystone. Untracked targets aren't scraped yet; that they're already depended-upon is itself a discovery cue.
Most depended-upon
| Target | Relation | Dependents | Own downloads | |
|---|---|---|---|---|
| 01 | hashicorp/aws terraform | requires_provider | 11,354 | 8.0B |
| 02 | hashicorp/azurerm terraform | requires_provider | 4,218 | 2.1B |
| 03 | hashicorp/random terraform | requires_provider | 2,857 | 3.4B |
| 04 | hashicorp/google terraform | requires_provider | 1,602 | 2.7B |
| 05 | hashicorp/null terraform | requires_provider | 1,308 | 2.6B |
| 06 | hashicorp/template terraform | requires_provider | 1,272 | 1.2B |
| 07 | pytest pypi | depends_on | 1,190 | 780M |
| 08 | hashicorp/kubernetes terraform | requires_provider | 1,148 | 1.7B |
| 09 | typing-extensions pypi | depends_on | 1,118 | 1.4B |
| 10 | hashicorp/helm terraform | requires_provider | 801 | 790M |
| 11 | hashicorp/local terraform | requires_provider | 731 | 1.3B |
| 12 | requests pypi | depends_on | 673 | 1.2B |
| 13 | numpy pypi | depends_on | 670 | 802M |
| 14 | hashicorp/tls terraform | requires_provider | 647 | 1.1B |
| 15 | pytest-cov pypi | depends_on | 570 | 206M |
| 16 | hashicorp/archive terraform | requires_provider | 537 | 895M |
| 17 | hashicorp/time terraform | requires_provider | 502 | 1.3B |
| 18 | pydantic pypi | depends_on | 468 | 843M |
| 19 | packaging pypi | depends_on | 434 | 1.6B |
| 20 | serde crates | depends_on | 423 | 1.5B |
| 21 | sphinx pypi | depends_on | 405 | 18.4M |
| 22 | cloudposse/label/null terraform | uses_module | 402 | 215M |
| 23 | pandas pypi | depends_on | 358 | 547M |
| 24 | mypy pypi | depends_on | 352 | 159M |
| 25 | hashicorp/external terraform | requires_provider | 348 | 1.1B |
| 26 | hashicorp/google-beta terraform | requires_provider | 326 | 1.3B |
| 27 | httpx pypi | depends_on | 322 | 617M |
| 28 | hashicorp/http terraform | requires_provider | 315 | 438M |
| 29 | hashicorp/azuread terraform | requires_provider | 311 | 813M |
| 30 | coverage pypi | depends_on | 305 | 288M |
| 31 | pyyaml pypi | depends_on | 302 | 911M |
| 32 | ruff pypi | depends_on | 296 | 301M |
| 33 | pre-commit pypi | depends_on | 276 | 152M |
| 34 | protobuf crates | depends_on | 265 | 619M |
| 35 | aiohttp pypi | depends_on | 260 | 456M |
| 36 | click pypi | depends_on | 246 | 817M |
| 37 | CiscoDevNet/aci terraform | requires_provider | 241 | 10.1M |
| 38 | aliyun/alicloud terraform | requires_provider | 241 | 68.8M |
| 39 | cryptography pypi | depends_on | 240 | 1.1B |
| 40 | scipy pypi | depends_on | 234 | 300M |
| 41 | opentelemetry-api pypi | depends_on | 231 | 420M |
| 42 | Azure/azapi terraform | requires_provider | 223 | 308M |
| 43 | integrations/github terraform | requires_provider | 222 | 396M |
| 44 | python-dateutil pypi | depends_on | 219 | 905M |
| 45 | flake8 pypi | depends_on | 214 | 40.5M |
| 46 | matplotlib pypi | depends_on | 211 | 162M |
| 47 | jinja2 pypi | depends_on | 208 | 538M |
| 48 | tqdm pypi | depends_on | 204 | 415M |
| 49 | black pypi | depends_on | 203 | 115M |
| 50 | pytest-xdist pypi | depends_on | 203 | 138M |
| 51 | rich pypi | depends_on | 203 | 453M |
| 52 | urllib3 pypi | depends_on | 203 | 1.3B |
| 53 | cloudflare/cloudflare terraform | requires_provider | 199 | 362M |
| 54 | quote crates | depends_on | 199 | 1.8B |
| 55 | syn crates | depends_on | 193 | 2.7B |
| 56 | proc-macro2 crates | depends_on | 190 | 1.8B |
| 57 | libc crates | depends_on | 188 | 1.8B |
| 58 | setuptools pypi | depends_on | 185 | 973M |
| 59 | digitalocean/digitalocean terraform | requires_provider | 180 | 15.8M |
| 60 | torch pypi | depends_on | 179 | 61.7M |
| 61 | boto3 pypi | depends_on | 171 | 2.5B |
| 62 | tomli pypi | depends_on | 166 | 274M |
| 63 | hashicorp/terraform untracked | requires_provider | 165 | — |
| 64 | typing_extensions untracked | depends_on | 164 | — |
| 65 | pytest-asyncio pypi | depends_on | 161 | 224M |
| 66 | psutil pypi | depends_on | 160 | 289M |
| 67 | build pypi | depends_on | 159 | 92.3M |
| 68 | grpcio pypi | depends_on | 159 | 320M |
| 69 | hashicorp/vault terraform | requires_provider | 159 | 960M |
| 70 | twine pypi | depends_on | 159 | 17.8M |
| 71 | log crates | depends_on | 157 | 1.4B |
| 72 | terraform-aws-modules/vpc/aws terraform | uses_module | 152 | 222M |
| 73 | pyarrow pypi | depends_on | 148 | 333M |
| 74 | pillow pypi | depends_on | 146 | 426M |
| 75 | six pypi | depends_on | 144 | 895M |
| 76 | tox pypi | depends_on | 133 | 14.5M |
| 77 | azure/modtm untracked | requires_provider | 132 | — |
| 78 | serde_json crates | depends_on | 132 | 1.4B |
| 79 | google-auth pypi | depends_on | 131 | 371M |
| 80 | lxml pypi | depends_on | 130 | 314M |
| 81 | jsonschema pypi | depends_on | 129 | 465M |
| 82 | opentelemetry-sdk pypi | depends_on | 128 | 261M |
| 83 | wheel pypi | depends_on | 128 | 359M |
| 84 | attrs pypi | depends_on | 125 | 692M |
| 85 | gavinbunney/kubectl terraform | requires_provider | 125 | 251M |
| 86 | ipython pypi | depends_on | 124 | 99.8M |
| 87 | thiserror crates | depends_on | 124 | 1.6B |
| 88 | shorelinesoftware/shoreline terraform | requires_provider | 122 | 593k |
| 89 | PyYAML untracked | depends_on | 121 | — |
| 90 | hetznercloud/hcloud terraform | requires_provider | 118 | 20.5M |
| 91 | anyio pypi | depends_on | 116 | 803M |
| 92 | sqlalchemy pypi | depends_on | 116 | 332M |
| 93 | uvicorn pypi | depends_on | 116 | 493M |
| 94 | fastapi pypi | depends_on | 113 | 377M |
| 95 | sphinx-rtd-theme pypi | depends_on | 113 | 6.4M |
| 96 | tokio crates | depends_on | 113 | 1.1B |
| 97 | python-dotenv pypi | depends_on | 112 | 574M |
| 98 | hashicorp/tfe terraform | requires_provider | 110 | 209M |
| 99 | opentelemetry-instrumentation pypi | depends_on | 110 | 153M |
| 100 | pytest-mock pypi | depends_on | 110 | 84.8M |