diff --git a/package.json b/package.json
index 56d4f02..32296d8 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,7 @@
     "react": "^16.2.0",
     "react-dev-utils": "^5.0.0",
     "react-dom": "^16.2.0",
+    "react-test-renderer": "^16.2.0",
     "style-loader": "0.19.0",
     "sw-precache-webpack-plugin": "0.11.4",
     "url-loader": "0.6.2",
diff --git a/src/plugins/artifact/editor/App.js b/src/plugins/artifact/editor/App.js
index 43b008e..7d8ebb6 100644
--- a/src/plugins/artifact/editor/App.js
+++ b/src/plugins/artifact/editor/App.js
@@ -3,14 +3,23 @@
 import React from "react";
 import {StyleSheet, css} from "aphrodite/no-important";
 
-import type {Node} from "../../../core/graph";
-import {ArtifactList} from "./ArtifactList";
-import {GitHubGraphFetcher} from "./GitHubGraphFetcher";
+import "./pluginAdapter";
+
+import type {Graph, Node} from "../../../core/graph";
 import type {ArtifactNodePayload} from "../artifactPlugin";
+import type {
+  NodePayload as GitHubNodePayload,
+  EdgePayload as GitHubEdgePayload,
+} from "../../github/githubPlugin";
+import {ArtifactList} from "./ArtifactList";
+import {ContributionList} from "./ContributionList";
+import {GitHubGraphFetcher} from "./GitHubGraphFetcher";
+import standardAdapterSet from "./standardAdapterSet";
 
 type Props = {};
 type State = {
   artifacts: Node<ArtifactNodePayload>[],
+  githubGraph: ?Graph<GitHubNodePayload, GitHubEdgePayload>,
 };
 
 function createSampleArtifact(name) {
@@ -30,6 +39,7 @@ export default class App extends React.Component<Props, State> {
     super();
     this.state = {
       artifacts: [],
+      githubGraph: null,
     };
   }
 
@@ -39,6 +49,11 @@ export default class App extends React.Component<Props, State> {
         <header className={css(styles.header)}>
           <h1>Artifact editor</h1>
         </header>
+        <GitHubGraphFetcher
+          onCreateGraph={(githubGraph) => {
+            this.setState({githubGraph});
+          }}
+        />
         <ArtifactList
           artifacts={this.state.artifacts}
           createArtifact={(name) => {
@@ -47,7 +62,10 @@ export default class App extends React.Component<Props, State> {
             }));
           }}
         />
-        <GitHubGraphFetcher onCreateGraph={(x) => console.log(x)} />
+        <ContributionList
+          graph={this.state.githubGraph}
+          adapters={standardAdapterSet}
+        />
       </div>
     );
   }
diff --git a/src/plugins/artifact/editor/ContributionList.js b/src/plugins/artifact/editor/ContributionList.js
new file mode 100644
index 0000000..f03732a
--- /dev/null
+++ b/src/plugins/artifact/editor/ContributionList.js
@@ -0,0 +1,65 @@
+// @flow
+
+import React from "react";
+
+import type {Address} from "../../../core/address";
+import {AdapterSet} from "./adapterSet";
+import {Graph} from "../../../core/graph";
+
+type Props = {
+  graph: ?Graph<any, any>,
+  adapters: AdapterSet,
+};
+type State = {};
+
+export class ContributionList extends React.Component<Props, State> {
+  render() {
+    return (
+      <div>
+        <h2>Contributions</h2>
+        {this.renderTable()}
+      </div>
+    );
+  }
+
+  renderTable() {
+    if (this.props.graph == null) {
+      return <div>(no graph)</div>;
+    } else {
+      const graph: Graph<any, any> = this.props.graph;
+      return (
+        <table>
+          <thead>
+            <tr>
+              <th>Title</th>
+              <th>Artifact</th>
+              <th>Weight</th>
+            </tr>
+          </thead>
+          <tbody>
+            {this.props.graph.getAllNodes().map((node) => {
+              const adapter = this.props.adapters.getAdapter(node);
+              if (adapter == null) {
+                return (
+                  <tr>
+                    <td colspan={3}>
+                      <i>unknown</i> (plugin: {node.address.pluginName})
+                    </td>
+                  </tr>
+                );
+              } else {
+                return (
+                  <tr>
+                    <td>{adapter.extractTitle(graph, node)}</td>
+                    <td>[TODO]</td>
+                    <td>[TODO]</td>
+                  </tr>
+                );
+              }
+            })}
+          </tbody>
+        </table>
+      );
+    }
+  }
+}
diff --git a/src/plugins/artifact/editor/adapterSet.js b/src/plugins/artifact/editor/adapterSet.js
new file mode 100644
index 0000000..e2e643b
--- /dev/null
+++ b/src/plugins/artifact/editor/adapterSet.js
@@ -0,0 +1,20 @@
+// @flow
+
+import type {Node} from "../../../core/graph";
+import type {PluginAdapter} from "./pluginAdapter";
+
+export class AdapterSet {
+  adapters: {[pluginName: string]: PluginAdapter<any>};
+
+  constructor() {
+    this.adapters = {};
+  }
+
+  addAdapter(adapter: PluginAdapter<any>): void {
+    this.adapters[adapter.pluginName] = adapter;
+  }
+
+  getAdapter<NP>(node: Node<NP>): ?PluginAdapter<NP> {
+    return this.adapters[node.address.pluginName];
+  }
+}
diff --git a/src/plugins/artifact/editor/adapters/__snapshots__/githubPluginAdapter.test.js.snap b/src/plugins/artifact/editor/adapters/__snapshots__/githubPluginAdapter.test.js.snap
new file mode 100644
index 0000000..8be7004
--- /dev/null
+++ b/src/plugins/artifact/editor/adapters/__snapshots__/githubPluginAdapter.test.js.snap
@@ -0,0 +1,324 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`githubPluginAdapter operates on the example repo 1`] = `
+Array [
+  Object {
+    "id": Object {
+      "id": "MDE3OlB1bGxSZXF1ZXN0UmV2aWV3MTAwMzE0MDM4",
+      "type": "PULL_REQUEST_REVIEW",
+    },
+    "payload": Object {
+      "body": "I'm sold",
+      "state": "APPROVED",
+    },
+    "rendered": <div>
+      type: 
+      PULL_REQUEST_REVIEW
+       (details to be implemented)
+</div>,
+    "title": "review of #5: This pull request will be more contentious. I can feel it...",
+    "type": "PULL_REQUEST_REVIEW",
+  },
+  Object {
+    "id": Object {
+      "id": "MDE3OlB1bGxSZXF1ZXN0UmV2aWV3MTAwMzEzODk5",
+      "type": "PULL_REQUEST_REVIEW",
+    },
+    "payload": Object {
+      "body": "hmmm.jpg",
+      "state": "CHANGES_REQUESTED",
+    },
+    "rendered": <div>
+      type: 
+      PULL_REQUEST_REVIEW
+       (details to be implemented)
+</div>,
+    "title": "review of #5: This pull request will be more contentious. I can feel it...",
+    "type": "PULL_REQUEST_REVIEW",
+  },
+  Object {
+    "id": Object {
+      "id": "MDExOlB1bGxSZXF1ZXN0MTcxODg3NzQx",
+      "type": "PULL_REQUEST",
+    },
+    "payload": Object {
+      "body": "Oh look, it's a pull request.",
+      "number": 3,
+      "title": "Add README, merge via PR.",
+    },
+    "rendered": <div>
+      type: 
+      PULL_REQUEST
+       (details to be implemented)
+</div>,
+    "title": "#3: Add README, merge via PR.",
+    "type": "PULL_REQUEST",
+  },
+  Object {
+    "id": Object {
+      "id": "MDExOlB1bGxSZXF1ZXN0MTcxODg4NTIy",
+      "type": "PULL_REQUEST",
+    },
+    "payload": Object {
+      "body": "@wchargin could you please do the following:
+- add a commit comment
+- add a review comment requesting some trivial change
+- i'll change it
+- then approve the pr",
+      "number": 5,
+      "title": "This pull request will be more contentious. I can feel it...",
+    },
+    "rendered": <div>
+      type: 
+      PULL_REQUEST
+       (details to be implemented)
+</div>,
+    "title": "#5: This pull request will be more contentious. I can feel it...",
+    "type": "PULL_REQUEST",
+  },
+  Object {
+    "id": Object {
+      "id": "MDEyOklzc3VlQ29tbWVudDM2OTE2MjIyMg==",
+      "type": "COMMENT",
+    },
+    "payload": Object {
+      "body": "It seems apropos to reference something from a pull request comment... eg: #2 ",
+      "url": "https://github.com/sourcecred/example-repo/pull/3#issuecomment-369162222",
+    },
+    "rendered": <div>
+      type: 
+      COMMENT
+       (details to be implemented)
+</div>,
+    "title": "comment on #3: Add README, merge via PR.",
+    "type": "COMMENT",
+  },
+  Object {
+    "id": Object {
+      "id": "MDEyOklzc3VlQ29tbWVudDM3Mzc2ODQ0Mg==",
+      "type": "COMMENT",
+    },
+    "payload": Object {
+      "body": "A wild COMMENT appeared!",
+      "url": "https://github.com/sourcecred/example-repo/issues/6#issuecomment-373768442",
+    },
+    "rendered": <div>
+      type: 
+      COMMENT
+       (details to be implemented)
+</div>,
+    "title": "comment on #6: An issue with comments",
+    "type": "COMMENT",
+  },
+  Object {
+    "id": Object {
+      "id": "MDEyOklzc3VlQ29tbWVudDM3Mzc2ODUzOA==",
+      "type": "COMMENT",
+    },
+    "payload": Object {
+      "body": "And the maintainer said, \\"Let there be comments!\\"",
+      "url": "https://github.com/sourcecred/example-repo/issues/6#issuecomment-373768538",
+    },
+    "rendered": <div>
+      type: 
+      COMMENT
+       (details to be implemented)
+</div>,
+    "title": "comment on #6: An issue with comments",
+    "type": "COMMENT",
+  },
+  Object {
+    "id": Object {
+      "id": "MDEyOklzc3VlQ29tbWVudDM3Mzc2ODcwMw==",
+      "type": "COMMENT",
+    },
+    "payload": Object {
+      "body": "It should also be possible to reference by exact url: https://github.com/sourcecred/example-repo/issues/6",
+      "url": "https://github.com/sourcecred/example-repo/issues/2#issuecomment-373768703",
+    },
+    "rendered": <div>
+      type: 
+      COMMENT
+       (details to be implemented)
+</div>,
+    "title": "comment on #2: A referencing issue.",
+    "type": "COMMENT",
+  },
+  Object {
+    "id": Object {
+      "id": "MDEyOklzc3VlQ29tbWVudDM3Mzc2ODg1MA==",
+      "type": "COMMENT",
+    },
+    "payload": Object {
+      "body": "We might also reference individual comments directly.
+https://github.com/sourcecred/example-repo/issues/6#issuecomment-373768538",
+      "url": "https://github.com/sourcecred/example-repo/issues/2#issuecomment-373768850",
+    },
+    "rendered": <div>
+      type: 
+      COMMENT
+       (details to be implemented)
+</div>,
+    "title": "comment on #2: A referencing issue.",
+    "type": "COMMENT",
+  },
+  Object {
+    "id": Object {
+      "id": "MDI0OlB1bGxSZXF1ZXN0UmV2aWV3Q29tbWVudDE3MTQ2MDE5OA==",
+      "type": "PULL_REQUEST_REVIEW_COMMENT",
+    },
+    "payload": Object {
+      "body": "seems a bit capricious",
+      "url": "https://github.com/sourcecred/example-repo/pull/5#discussion_r171460198",
+    },
+    "rendered": <div>
+      type: 
+      PULL_REQUEST_REVIEW_COMMENT
+       (details to be implemented)
+</div>,
+    "title": "comment on review of #5: This pull request will be more contentious. I can feel it...",
+    "type": "PULL_REQUEST_REVIEW_COMMENT",
+  },
+  Object {
+    "id": Object {
+      "id": "MDQ6VXNlcjE0MDAwMjM=",
+      "type": "USER",
+    },
+    "payload": Object {
+      "login": "dandelionmane",
+    },
+    "rendered": <div>
+      type: 
+      USER
+       (details to be implemented)
+</div>,
+    "title": "dandelionmane",
+    "type": "USER",
+  },
+  Object {
+    "id": Object {
+      "id": "MDQ6VXNlcjQzMTc4MDY=",
+      "type": "USER",
+    },
+    "payload": Object {
+      "login": "wchargin",
+    },
+    "rendered": <div>
+      type: 
+      USER
+       (details to be implemented)
+</div>,
+    "title": "wchargin",
+    "type": "USER",
+  },
+  Object {
+    "id": Object {
+      "id": "MDU6SXNzdWUzMDA5MzQ4MTg=",
+      "type": "ISSUE",
+    },
+    "payload": Object {
+      "body": "This is just an example issue.",
+      "number": 1,
+      "title": "An example issue.",
+    },
+    "rendered": <div>
+      type: 
+      ISSUE
+       (details to be implemented)
+</div>,
+    "title": "#1: An example issue.",
+    "type": "ISSUE",
+  },
+  Object {
+    "id": Object {
+      "id": "MDU6SXNzdWUzMDA5MzQ5ODA=",
+      "type": "ISSUE",
+    },
+    "payload": Object {
+      "body": "This issue references another issue, namely #1",
+      "number": 2,
+      "title": "A referencing issue.",
+    },
+    "rendered": <div>
+      type: 
+      ISSUE
+       (details to be implemented)
+</div>,
+    "title": "#2: A referencing issue.",
+    "type": "ISSUE",
+  },
+  Object {
+    "id": Object {
+      "id": "MDU6SXNzdWUzMDA5MzYzNzQ=",
+      "type": "ISSUE",
+    },
+    "payload": Object {
+      "body": "Alas, its life as an open issue had only just begun.",
+      "number": 4,
+      "title": "A closed pull request",
+    },
+    "rendered": <div>
+      type: 
+      ISSUE
+       (details to be implemented)
+</div>,
+    "title": "#4: A closed pull request",
+    "type": "ISSUE",
+  },
+  Object {
+    "id": Object {
+      "id": "MDU6SXNzdWUzMDU5OTM3NzM=",
+      "type": "ISSUE",
+    },
+    "payload": Object {
+      "body": "This issue shall shortly have a few comments.",
+      "number": 6,
+      "title": "An issue with comments",
+    },
+    "rendered": <div>
+      type: 
+      ISSUE
+       (details to be implemented)
+</div>,
+    "title": "#6: An issue with comments",
+    "type": "ISSUE",
+  },
+  Object {
+    "id": Object {
+      "id": "MDU6SXNzdWUzMDY5ODM1NTI=",
+      "type": "ISSUE",
+    },
+    "payload": Object {
+      "body": "Deal with this, naive string display algorithms!!!!!",
+      "number": 7,
+      "title": "An issue with an extremely long title, which even has a VerySuperFragicalisticialiManyCharacterUberLongTriplePlusGood word in it, and should really be truncated intelligently or something",
+    },
+    "rendered": <div>
+      type: 
+      ISSUE
+       (details to be implemented)
+</div>,
+    "title": "#7: An issue with an extremely long title, which even has a VerySuperFragicalisticialiManyCharacterUberLongTriplePlusGood word in it, and should really be truncated intelligently or something",
+    "type": "ISSUE",
+  },
+  Object {
+    "id": Object {
+      "id": "MDU6SXNzdWUzMDY5ODUzNjc=",
+      "type": "ISSUE",
+    },
+    "payload": Object {
+      "body": "Issue with Unicode: ȴሲ𣐳楢👍 :heart: 𐤔𐤁𐤀𐤑𐤍𐤉𐤔𐤌𐤄𐤍𐤍 ❤️
+Issue with Unicode: ȴሲ𣐳楢👍 :heart: 𐤔𐤁𐤀𐤑𐤍𐤉𐤔𐤌𐤄𐤍𐤍 ❤️",
+      "number": 8,
+      "title": "Issue with Unicode: ȴሲ𣐳楢👍 :heart: 𐤔𐤁𐤀𐤑𐤍𐤉𐤔𐤌𐤄𐤍𐤍 ❤️",
+    },
+    "rendered": <div>
+      type: 
+      ISSUE
+       (details to be implemented)
+</div>,
+    "title": "#8: Issue with Unicode: ȴሲ𣐳楢👍 :heart: 𐤔𐤁𐤀𐤑𐤍𐤉𐤔𐤌𐤄𐤍𐤍 ❤️",
+    "type": "ISSUE",
+  },
+]
+`;
diff --git a/src/plugins/artifact/editor/adapters/githubPluginAdapter.js b/src/plugins/artifact/editor/adapters/githubPluginAdapter.js
new file mode 100644
index 0000000..e4f903a
--- /dev/null
+++ b/src/plugins/artifact/editor/adapters/githubPluginAdapter.js
@@ -0,0 +1,110 @@
+// @flow
+
+import React from "react";
+
+import {Graph} from "../../../../core/graph";
+import type {Node} from "../../../../core/graph";
+import type {
+  NodePayload,
+  EdgeID,
+  NodeType,
+  NodeTypes,
+  IssueNodePayload,
+  PullRequestNodePayload,
+  CommentNodePayload,
+  PullRequestReviewCommentNodePayload,
+  PullRequestReviewNodePayload,
+  AuthorNodePayload,
+} from "../../../github/githubPlugin";
+import type {PluginAdapter} from "../pluginAdapter";
+import {GITHUB_PLUGIN_NAME, getNodeType} from "../../../github/githubPlugin";
+
+const adapter: PluginAdapter<NodePayload> = {
+  pluginName: GITHUB_PLUGIN_NAME,
+
+  renderer: class GitHubNodeRenderer extends React.Component<{
+    graph: Graph<any, any>,
+    node: Node<NodePayload>,
+  }> {
+    render() {
+      const type = adapter.extractType(this.props.graph, this.props.node);
+      return <div>type: {type} (details to be implemented)</div>;
+    }
+  },
+
+  extractType(graph: *, node: Node<NodePayload>): NodeType {
+    return getNodeType(node);
+  },
+
+  extractTitle(graph: *, node: Node<NodePayload>): string {
+    // NOTE: If the graph is malformed such that there are containment
+    // cycles, then this function may blow the stack or fail to
+    // terminate. (If necessary, we can fix this by tracking all
+    // previously queried IDs.)
+    function extractParentTitles(node: Node<NodePayload>): string[] {
+      return graph
+        .getInEdges(node.address)
+        .filter((e) => {
+          const edgeID: EdgeID = JSON.parse(e.address.id);
+          return edgeID.type === "CONTAINMENT";
+        })
+        .map((e) => graph.getNode(e.src))
+        .map((container) => {
+          return adapter.extractTitle(graph, container);
+        });
+    }
+    function extractIssueOrPrTitle(
+      node: Node<IssueNodePayload | PullRequestNodePayload>
+    ) {
+      return `#${node.payload.number}: ${node.payload.title}`;
+    }
+    function extractCommentTitle(
+      kind: string,
+      node: Node<CommentNodePayload | PullRequestReviewCommentNodePayload>
+    ) {
+      const parentTitles = extractParentTitles(node);
+      if (parentTitles.length === 0) {
+        // Should never happen.
+        return "comment (orphaned)";
+      } else {
+        // Should just be one parent.
+        return `comment on ${parentTitles.join(" and ")}`;
+      }
+    }
+    function extractPRReviewTitle(node: Node<PullRequestReviewNodePayload>) {
+      const parentTitles = extractParentTitles(node);
+      if (parentTitles.length === 0) {
+        // Should never happen.
+        return "pull request review (orphaned)";
+      } else {
+        // Should just be one parent.
+        return `review of ${parentTitles.join(" and ")}`;
+      }
+    }
+    function extractAuthorTitle(node: Node<AuthorNodePayload>) {
+      return node.payload.login;
+    }
+    type TypedNodeToStringExtractor = <T: $Values<NodeTypes>>(
+      T
+    ) => (node: Node<$ElementType<T, "payload">>) => string;
+    const extractors: $Exact<$ObjMap<NodeTypes, TypedNodeToStringExtractor>> = {
+      ISSUE: extractIssueOrPrTitle,
+      PULL_REQUEST: extractIssueOrPrTitle,
+      COMMENT: (node) => extractCommentTitle("comment", node),
+      PULL_REQUEST_REVIEW_COMMENT: (node) =>
+        extractCommentTitle("review comment", node),
+      PULL_REQUEST_REVIEW: extractPRReviewTitle,
+      USER: extractAuthorTitle,
+      ORGANIZATION: extractAuthorTitle,
+      BOT: extractAuthorTitle,
+    };
+    function fallbackAccessor(node: Node<NodePayload>) {
+      throw new Error(`unknown node type: ${getNodeType(node)}`);
+    }
+    return (extractors[getNodeType(node)] || fallbackAccessor)(
+      (node: Node<any>)
+    );
+  },
+};
+
+export default adapter;
diff --git a/src/plugins/artifact/editor/adapters/githubPluginAdapter.test.js b/src/plugins/artifact/editor/adapters/githubPluginAdapter.test.js
new file mode 100644
index 0000000..53d3b1b
--- /dev/null
+++ b/src/plugins/artifact/editor/adapters/githubPluginAdapter.test.js
@@ -0,0 +1,36 @@
+// @flow
+
+import React from "react";
+import reactTestRenderer from "react-test-renderer";
+import stringify from "json-stable-stringify";
+
+import type {NodeID} from "../../../github/githubPlugin";
+import {GithubParser} from "../../../github/githubPlugin";
+import exampleRepoData from "../../../github/demoData/example-repo.json";
+import adapter from "./githubPluginAdapter";
+
+describe("githubPluginAdapter", () => {
+  it("operates on the example repo", () => {
+    const parser = new GithubParser("sourcecred/example-repo");
+    parser.addData(exampleRepoData.data);
+    const graph = parser.graph;
+
+    const result = graph
+      .getAllNodes()
+      .map((node) => ({
+        id: (JSON.parse(node.address.id): NodeID),
+        payload: node.payload,
+        type: adapter.extractType(graph, node),
+        title: adapter.extractTitle(graph, node),
+        rendered: reactTestRenderer.create(
+          <adapter.renderer graph={graph} node={node} />
+        ),
+      }))
+      .sort((a, b) => {
+        const ka = stringify(a.id);
+        const kb = stringify(b.id);
+        return ka > kb ? 1 : ka < kb ? -1 : 0;
+      });
+    expect(result).toMatchSnapshot();
+  });
+});
diff --git a/src/plugins/artifact/editor/pluginAdapter.js b/src/plugins/artifact/editor/pluginAdapter.js
new file mode 100644
index 0000000..85bcce7
--- /dev/null
+++ b/src/plugins/artifact/editor/pluginAdapter.js
@@ -0,0 +1,13 @@
+// @flow
+
+import type {Graph, Node} from "../../../core/graph";
+import type {ComponentType} from "react";
+
+export interface PluginAdapter<-NodePayload> {
+  pluginName: string;
+  renderer: $Subtype<
+    ComponentType<{graph: Graph<any, any>, node: Node<NodePayload>}>
+  >;
+  extractType(graph: Graph<any, any>, node: Node<NodePayload>): string;
+  extractTitle(graph: Graph<any, any>, node: Node<NodePayload>): string;
+}
diff --git a/src/plugins/artifact/editor/standardAdapterSet.js b/src/plugins/artifact/editor/standardAdapterSet.js
new file mode 100644
index 0000000..f0e6737
--- /dev/null
+++ b/src/plugins/artifact/editor/standardAdapterSet.js
@@ -0,0 +1,9 @@
+// @flow
+
+import {AdapterSet} from "./adapterSet";
+import githubPluginAdapter from "./adapters/githubPluginAdapter";
+
+const adapterSet = new AdapterSet();
+adapterSet.addAdapter(githubPluginAdapter);
+
+export default adapterSet;
diff --git a/yarn.lock b/yarn.lock
index b2f87b6..ef81d14 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5452,6 +5452,14 @@ react-error-overlay@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/react-error-overlay/-/react-error-overlay-4.0.0.tgz#d198408a85b4070937a98667f500c832f86bd5d4"
 
+react-test-renderer@^16.2.0:
+  version "16.2.0"
+  resolved "https://registry.yarnpkg.com/react-test-renderer/-/react-test-renderer-16.2.0.tgz#bddf259a6b8fcd8555f012afc8eacc238872a211"
+  dependencies:
+    fbjs "^0.8.16"
+    object-assign "^4.1.1"
+    prop-types "^15.6.0"
+
 react@^16.2.0:
   version "16.2.0"
   resolved "https://registry.yarnpkg.com/react/-/react-16.2.0.tgz#a31bd2dab89bff65d42134fa187f24d054c273ba"