{"adoption": {"forks": 51225, "observed_at": "2026-08-28T04:12:29.176530+00:00", "stars": 543212}, "canonical_url": "https://ross.abutalabs.com/products/build-your-own-x", "card": {"archived": false, "artifact_type": "learning-resource", "description": "Master programming by recreating your favorite technologies from scratch.", "domain": ["tutorials", "developer-tools", "awesome-lists", "education"], "enriched": true, "function": ["developer-tools", "documentation"], "health_score": 75, "homepage": "https://codecrafters.io", "language": "Markdown", "license": null, "license_family": "other", "maturity": "active", "member_repos": ["codecrafters-io/build-your-own-x"], "name": "codecrafters-io/build-your-own-x", "platform": ["cross-platform"], "pushed_at": "2026-07-14T19:25:58+00:00", "repo": "codecrafters-io/build-your-own-x", "stars": 543212, "tags": ["awesome-list", "tutorials", "learn-by-building", "step-by-step-guides", "free-resources", "curated-list"], "topics": ["programming", "tutorials", "tutorial-code", "tutorial-exercises", "free", "awesome-list"], "urls": [], "use_cases": ["find tutorials to build a database from scratch", "learn how git works by implementing it", "build your own programming language or interpreter", "find a guide to write a toy operating system", "learn networking by building a TCP stack or web server", "find free step-by-step guides for deep learning fundamentals", "recreate redis or docker to understand internals"], "what_it_is": "A curated awesome-list repository compiling step-by-step guides for recreating popular technologies (databases, shells, compilers, renderers, etc.) from scratch. It is maintained by CodeCrafters and serves as a free companion resource to their hands-on programming challenges.", "when_to_avoid": ["you need structured courses with automated feedback and grading rather than links", "you want a library or tool to install and use in production", "you are a complete beginner looking for a single linear curriculum", "you need officially maintained documentation for a specific technology"], "when_to_choose": ["you learn best by building things from scratch", "you want free, curated, community-vetted tutorial links across many technologies", "you want to go deep on how everyday tools work internally", "you need project ideas for portfolio-building or interview prep"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/build-your-own-x", "repo": "codecrafters-io/build-your-own-x", "role": "main", "score": 74}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:12:29.176530+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T16:10:09.522104+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "7fd00c7aab97a94a211d554385b3bfb14936e896c191647d20927ad817c9befe", "fetched_at": "2026-08-28T04:12:29.176530+00:00", "kind": "readme", "missing": false, "url": "https://github.com/codecrafters-io/build-your-own-x"}, {"content_hash": "c5ba31b46cfc8e8b17bd2cedba37d7d1fc745861039eb72eefbdb52a33515133", "fetched_at": "2026-08-28T17:20:27.757460+00:00", "kind": "homepage", "missing": false, "url": "https://codecrafters.io"}, {"content_hash": "e396e62567160f74ae6243d9100ecad72666288170d3792b11d28cd3e5d88793", "fetched_at": "2026-08-28T17:20:27.764775+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/about"}, {"content_hash": "1423558fa08204ffbfdc753f6e32c4b9d42930a1bcb21b4acb196b6c6066a363", "fetched_at": "2026-08-28T17:20:27.766615+00:00", "kind": "site_page", "missing": false, "url": "https://codecrafters.io/pricing"}, {"content_hash": "dd90095dace089a4e792abb721b863f7b0a56d6308dfacc840d0d8ed33d262b4", "fetched_at": "2026-08-28T17:20:27.768306+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/catalog"}, {"content_hash": "ce967a80b0246df124abe647498e2d11337e19e8adaab1c8d066bf7488a74477", "fetched_at": "2026-08-28T17:20:27.769916+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/shell/overview"}, {"content_hash": "66b233f10f34b9460a905606f77ff1b9d49055449e30279a9cc8a05804d22a3c", "fetched_at": "2026-08-28T17:20:27.771747+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/redis/overview"}, {"content_hash": "f2e7c250fa5eb7d0048be69f9549ffaf94bb31858876e5a9b14f48b0c882beef", "fetched_at": "2026-08-28T17:20:27.773499+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/claude-code/overview"}, {"content_hash": "dccc8744b49bb08c076f5ccfa7e19161a71c284bbce9ee9d3dd7d691e2124328", "fetched_at": "2026-08-28T17:20:27.774953+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/grep/overview"}, {"content_hash": "7ecd1ab433a9263b0a82801c46b4329080dd526e684f3c3dc08fd71254cc6f67", "fetched_at": "2026-08-28T17:20:27.776557+00:00", "kind": "site_page", "missing": false, "url": "https://app.codecrafters.io/courses/interpreter/overview"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 92, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases", "no_license"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3038, "days_push": 50, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 74, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}