diff --git a/README.md b/README.md
index 6b602ec2..8d89cea5 100644
--- a/README.md
+++ b/README.md
@@ -24,4 +24,4 @@ Set up `npm run lint` script.
 }
 ```
 
-The `github-lint` command will run `eslint`, `flow` and flow coverage checking depending on your project configuration.
+The `github-lint` command will run various checkers and linters depending on your project configuration.
diff --git a/bin/eslint-github-init.js b/bin/eslint-github-init.js
index efd67a4a..cd7f9d71 100755
--- a/bin/eslint-github-init.js
+++ b/bin/eslint-github-init.js
@@ -18,9 +18,6 @@ if (fs.existsSync(packagePath)) {
   const dependencies = Object.keys(packageJSON.dependencies || {})
   const devDependencies = Object.keys(packageJSON.devDependencies || {})
 
-  if (dependencies.includes('flow-bin') || devDependencies.includes('flow-bin')) {
-    defaults.typeSystem = 'flow'
-  }
   if (dependencies.includes('typescript') || devDependencies.includes('typescript')) {
     defaults.typeSystem = 'typescript'
   }
@@ -45,7 +42,7 @@ const questions = [
     type: 'list',
     name: 'typeSystem',
     message: 'What type system are you using?',
-    choices: ['flow', 'typescript', 'none'],
+    choices: ['typescript', 'none'],
     default: defaults.typeSystem
   }
 ]
@@ -61,7 +58,6 @@ inquirer.prompt(questions).then(answers => {
     eslintrc.extends.push('plugin:github/browser')
   }
 
-  if (answers.typeSystem === 'flow') eslintrc.extends.push('plugin:github/flow')
   if (answers.typeSystem === 'typescript') {
     eslintrc.extends.push('plugin:github/typescript')
     eslintrc.parser = '@typescript-eslint/parser'
@@ -85,8 +81,6 @@ inquirer.prompt(questions).then(answers => {
   fs.writeFileSync(path.resolve(process.cwd(), '.eslintrc.json'), JSON.stringify(eslintrc, null, '  '), 'utf8')
 
   const prettierConfig = []
-  if (answers.typeSystem === 'flow') prettierConfig.push('/* @flow */')
-
   prettierConfig.push("module.exports = require('eslint-plugin-github/prettier.config')")
   prettierConfig.push('')
 
diff --git a/bin/flow-coverage.js b/bin/flow-coverage.js
deleted file mode 100755
index 65c92bc7..00000000
--- a/bin/flow-coverage.js
+++ /dev/null
@@ -1,119 +0,0 @@
-#!/usr/bin/env node
-// usage: flow-coverage
-//
-// Run flow coverage on project.
-
-const childProcess = require('child_process')
-const flow = require('flow-bin')
-const fs = require('fs')
-const {join} = require('path')
-
-const execFile = (file, args) =>
-  new Promise((resolve, reject) => {
-    childProcess.execFile(
-      file,
-      args,
-      {
-        maxBuffer: Infinity
-      },
-      (error, stdout, stderr) => {
-        if (error) {
-          reject(error)
-        } else {
-          resolve({stdout, stderr})
-        }
-      }
-    )
-  })
-
-async function execFileJSON(file, args) {
-  args.push('--json')
-  const {stdout, stderr} = await execFile(file, args)
-  if (stderr) {
-    return JSON.parse(stderr)
-  } else {
-    return JSON.parse(stdout)
-  }
-}
-
-function computeCoverage(covered, uncovered) {
-  const total = covered + uncovered
-  if (total) {
-    return 100 * (covered / total)
-  } else {
-    return 100
-  }
-}
-
-async function getCoverage(path) {
-  const json = await execFileJSON(flow, ['coverage', path])
-  if (json && json.expressions) {
-    const uncoveredCount = json.expressions['uncovered_count']
-    const coveredCount = json.expressions['covered_count']
-    const covered = computeCoverage(coveredCount, uncoveredCount)
-    return {path, uncoveredCount, coveredCount, covered}
-  } else {
-    return {path, uncoveredCount: 0, coveredCount: 0, covered: 0}
-  }
-}
-
-async function startFlow() {
-  try {
-    await execFile(flow, ['start', '--wait'])
-  } catch (error) {
-    if (error.code === 11) {
-      /* already running */
-    } else {
-      throw error
-    }
-  }
-}
-
-// const ignore = [/\.flowconfig$/, /\.json$/, /\.test\.js$/, /\/__generated__\//, /\/flow-typed\//, /\/node_modules\//]
-//
-// async function flowList() {
-//   execFile('git', ['grep', '--name-only', '--', '@flow'])
-//
-//   const paths = await execFileJSON(flow, ['ls'])
-//   return paths.filter(path => !ignore.some(re => re.test(path)))
-// }
-
-async function grepFlowFiles() {
-  const {stdout} = await execFile('git', ['grep', '--null', '--name-only', '--', '@flow'])
-  return stdout.split('\0').filter(path => path)
-}
-
-;(async function() {
-  let threshold = 0
-
-  const packageJsonPath = join(process.cwd(), 'package.json')
-  if (fs.existsSync(packageJsonPath)) {
-    const packageJson = require(packageJsonPath)
-    threshold = (packageJson.flow && packageJson.flow.coverageThreshold) || 0
-  }
-
-  await startFlow()
-
-  const files = await grepFlowFiles()
-
-  let totalCoveredCount = 0
-  let totalUncoveredCount = 0
-
-  for (const file of files) {
-    const {path, covered, coveredCount, uncoveredCount} = await getCoverage(file)
-    process.stdout.write(`${covered.toFixed()}\t${path}\n`)
-    totalCoveredCount += coveredCount
-    totalUncoveredCount += uncoveredCount
-  }
-
-  const totalCoverage = computeCoverage(totalCoveredCount, totalUncoveredCount)
-
-  process.stdout.write(`${totalCoverage.toFixed()}\t(total)\n`)
-  if (totalCoverage < threshold) {
-    process.stderr.write(`expected at least ${threshold}% coverage, but was ${totalCoverage.toFixed()}%\n`)
-    process.exit(1)
-  }
-})().catch(error => {
-  process.stderr.write(`${error}\n`)
-  process.exit(2)
-})
diff --git a/bin/github-lint.js b/bin/github-lint.js
index e9998be4..8adc278a 100755
--- a/bin/github-lint.js
+++ b/bin/github-lint.js
@@ -43,14 +43,6 @@ function execFile(command, args) {
     commands.push(['tsc', ['--noEmit']])
   }
 
-  if (fs.existsSync('.flowconfig')) {
-    commands.push(['flow', ['check']])
-  }
-
-  if (packageJson && packageJson.flow && packageJson.flow.coverageThreshold) {
-    commands.push(['flow-coverage', []])
-  }
-
   for (const [command, args] of commands) {
     if (runs > 0) process.stderr.write('\n')
     process.stderr.write(`> ${command} ${args.join(' ')}\n`)
diff --git a/docs/configs.md b/docs/configs.md
index 7e6818f3..036a7c7c 100644
--- a/docs/configs.md
+++ b/docs/configs.md
@@ -26,10 +26,6 @@ A base layer of configuration recommended for any JS project. The [Prettier](htt
 
 Recommended rules when using Babel to transpile features from ES2015+.
 
-### `plugin:github/flow`
-
-Recommended rules for projects using the [Flow type checker](https://flow.org/).
-
 ### `plugin:github/app`
 
 Recommended rules when writing a browser application.
diff --git a/docs/package-requirements.md b/docs/package-requirements.md
index 647bfaae..6f55577b 100644
--- a/docs/package-requirements.md
+++ b/docs/package-requirements.md
@@ -20,4 +20,3 @@ Additional criteria for packages that are used at runtime rather than at build t
 * MUST not declare specific polyfills in `package.json` `"dependencies"`. However, they MAY implicitly depend on polyfills already present in the environment.
 * MUST not set or leak any global variables or monkey patch other object prototypes (with the exception of polyfills).
 * Polyfill libraries MUST have an associated [Working Draft](https://www.w3.org/2004/02/Process-20040205/tr.html#first-wd) specification published by a standards body. Polyfills based on Editor's Draft are too early to implement and depend on.
-* SHOULD provide [Flow](https://flowtype.org) type definitions.
diff --git a/docs/rules/no-flow-weak.md b/docs/rules/no-flow-weak.md
deleted file mode 100644
index 2b4c1c5e..00000000
--- a/docs/rules/no-flow-weak.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# No `@flow weak`
-
-Do not enable Flow type checker _weak mode_ by using a `/* @flow weak */` comment. Instead explicitly Flow in _strict mode_ with a comment at the top of the file, `/* @flow */`.
diff --git a/docs/rules/no-noflow.md b/docs/rules/no-noflow.md
deleted file mode 100644
index 7a25e663..00000000
--- a/docs/rules/no-noflow.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# No `@noflow`
-
-Do not disable the Flow type checker by using a `/* @noflow */` comment. Instead explicitly Flow at the top of the file with `/* @flow */`.
diff --git a/lib/configs/flow.js b/lib/configs/flow.js
deleted file mode 100644
index 84050a45..00000000
--- a/lib/configs/flow.js
+++ /dev/null
@@ -1,14 +0,0 @@
-module.exports = {
-  parser: 'babel-eslint',
-  plugins: ['flowtype', 'github'],
-  rules: {
-    'flowtype/define-flow-type': 'error',
-    'flowtype/require-valid-file-annotation': ['error', 'always', {annotationStyle: 'block'}],
-    'flowtype/use-flow-type': 'error',
-    'flowtype/no-flow-fix-me-comments': 'error',
-    'flowtype/no-primitive-constructor-types': 'error',
-    'flowtype/no-weak-types': 'error',
-    'github/no-flow-weak': 'error',
-    'github/no-noflow': 'error'
-  }
-}
diff --git a/lib/index.js b/lib/index.js
index 43db24d6..77994b62 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -5,16 +5,13 @@ module.exports = {
     'async-preventdefault': require('./rules/async-preventdefault'),
     'authenticity-token': require('./rules/authenticity-token'),
     'dependency-graph': require('./rules/dependency-graph'),
-    'flow-to-typescript': require('./rules/flow-to-typescript'),
     'get-attribute': require('./rules/get-attribute'),
     'js-class-name': require('./rules/js-class-name'),
     'no-blur': require('./rules/no-blur'),
     'no-d-none': require('./rules/no-d-none'),
     'no-dataset': require('./rules/no-dataset'),
-    'no-flow-weak': require('./rules/no-flow-weak'),
     'no-implicit-buggy-globals': require('./rules/no-implicit-buggy-globals'),
     'no-innerText': require('./rules/no-innerText'),
-    'no-noflow': require('./rules/no-noflow'),
     'no-then': require('./rules/no-then'),
     'unescaped-html-literal': require('./rules/unescaped-html-literal'),
     'unused-export': require('./rules/unused-export'),
@@ -24,7 +21,6 @@ module.exports = {
     app: require('./configs/app'),
     browser: require('./configs/browser'),
     es6: require('./configs/es6'),
-    flow: require('./configs/flow'),
     node: require('./configs/node'),
     recommended: require('./configs/recommended'),
     typescript: require('./configs/typescript')
diff --git a/lib/rules/flow-to-typescript.js b/lib/rules/flow-to-typescript.js
deleted file mode 100644
index b681d93e..00000000
--- a/lib/rules/flow-to-typescript.js
+++ /dev/null
@@ -1,18 +0,0 @@
-module.exports = {
-  meta: {
-    docs: {},
-    schema: []
-  },
-
-  create(context) {
-    return {
-      Program(node) {
-        const comments = context.getSourceCode().getAllComments()
-        const enabledTypeChecker = comments.some(comment => comment.value.trim().match(/@ts-check|@flow/))
-        if (!enabledTypeChecker) {
-          context.report(node, 'File must be type checked by TypeScript or Flow.')
-        }
-      }
-    }
-  }
-}
diff --git a/lib/rules/no-flow-weak.js b/lib/rules/no-flow-weak.js
deleted file mode 100644
index bcd9c96e..00000000
--- a/lib/rules/no-flow-weak.js
+++ /dev/null
@@ -1,24 +0,0 @@
-module.exports = {
-  meta: {
-    docs: {},
-    schema: []
-  },
-
-  create(context) {
-    function handleComment(comment) {
-      var value = comment.value.trim()
-      if (value.match(/@flow weak/)) {
-        context.report(comment, "Do not use Flow 'weak' mode checking, use @flow instead.")
-      }
-    }
-
-    return {
-      LineComment: handleComment,
-      BlockComment: handleComment,
-      Program() {
-        const comments = context.getSourceCode().getAllComments()
-        comments.forEach(handleComment)
-      }
-    }
-  }
-}
diff --git a/lib/rules/no-noflow.js b/lib/rules/no-noflow.js
deleted file mode 100644
index 4d8d35a3..00000000
--- a/lib/rules/no-noflow.js
+++ /dev/null
@@ -1,24 +0,0 @@
-module.exports = {
-  meta: {
-    docs: {},
-    schema: []
-  },
-
-  create(context) {
-    function handleComment(comment) {
-      var value = comment.value.trim()
-      if (value.match(/@noflow/)) {
-        context.report(comment, 'Do not disable Flow type checker, use @flow instead.')
-      }
-    }
-
-    return {
-      LineComment: handleComment,
-      BlockComment: handleComment,
-      Program() {
-        const comments = context.getSourceCode().getAllComments()
-        comments.forEach(handleComment)
-      }
-    }
-  }
-}
diff --git a/package-lock.json b/package-lock.json
index bd71bf4b..d26e2f2a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -780,14 +780,6 @@
         "ignore": "^5.0.5"
       }
     },
-    "eslint-plugin-flowtype": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-flowtype/-/eslint-plugin-flowtype-4.3.0.tgz",
-      "integrity": "sha512-elvqoadMHnYqSYN1YXn02DR7SFW8Kc2CLe8na3m2GdQPQhIY+BgCd2quVJ1AbW3aO0zcyE9loVJ7Szy8A/xlMA==",
-      "requires": {
-        "lodash": "^4.17.15"
-      }
-    },
     "eslint-plugin-import": {
       "version": "2.18.2",
       "resolved": "https://registry.npmjs.org/eslint-plugin-import/-/eslint-plugin-import-2.18.2.tgz",
@@ -1008,12 +1000,6 @@
       "integrity": "sha512-a1hQMktqW9Nmqr5aktAux3JMNqaucxGcjtjWnZLHX7yyPCmlSV3M54nGYbqT8K+0GhF3NBgmJCc3ma+WOgX8Jg==",
       "dev": true
     },
-    "flow-bin": {
-      "version": "0.110.1",
-      "resolved": "https://registry.npmjs.org/flow-bin/-/flow-bin-0.110.1.tgz",
-      "integrity": "sha512-6FhvNKNvPQ523mx7sqNxTQvI/HgAWa/pbIsQuCst53qRqs387EFfYqgm4I3Zae5HLaVFacBwgWKmjKd92vf19w==",
-      "dev": true
-    },
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
diff --git a/package.json b/package.json
index 2d94dbf0..0e9cd07d 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,6 @@
     "eslint-github-init": "bin/eslint-github-init.js",
     "eslint-ignore-errors": "bin/eslint-ignore-errors.js",
     "eslint-unused-modules": "bin/eslint-unused-modules.js",
-    "flow-coverage": "bin/flow-coverage.js",
     "github-lint": "bin/github-lint.js",
     "npm-check-github-package-requirements": "bin/npm-check-github-package-requirements.js"
   },
@@ -38,7 +37,6 @@
     "babel-eslint": ">=10.0.3",
     "eslint-config-prettier": ">=6.4.0",
     "eslint-plugin-eslint-comments": ">=3.0.1",
-    "eslint-plugin-flowtype": ">=4.3.0",
     "eslint-plugin-import": ">=2.18.2",
     "eslint-plugin-jsdoc": ">=15.5.2",
     "eslint-plugin-prettier": ">=2.6.0",
@@ -50,8 +48,7 @@
     "svg-element-attributes": ">=1.2.1"
   },
   "peerDependencies": {
-    "eslint": ">=4.19.0",
-    "flow-bin": ">=0.70.0"
+    "eslint": ">=4.19.0"
   },
   "files": [
     "bin/*",
@@ -60,7 +57,6 @@
   ],
   "devDependencies": {
     "eslint": ">=6.5.1",
-    "flow-bin": ">=0.110.1",
     "mocha": ">=6.2.2",
     "rimraf": "^3.0.0"
   }
diff --git a/tests/flow-to-typescript.js b/tests/flow-to-typescript.js
deleted file mode 100644
index 89c38b0a..00000000
--- a/tests/flow-to-typescript.js
+++ /dev/null
@@ -1,19 +0,0 @@
-var rule = require('../lib/rules/flow-to-typescript')
-var RuleTester = require('eslint').RuleTester
-
-var ruleTester = new RuleTester()
-
-ruleTester.run('flow-to-typescript', rule, {
-  valid: [{code: '/* @flow */'}, {code: '/* @flow weak */'}, {code: '/* @flow strict */'}, {code: '// @ts-check'}],
-  invalid: [
-    {
-      code: '/* @closure-compiler */',
-      errors: [
-        {
-          message: 'File must be type checked by TypeScript or Flow.',
-          type: 'Program'
-        }
-      ]
-    }
-  ]
-})
diff --git a/tests/no-flow-weak.js b/tests/no-flow-weak.js
deleted file mode 100644
index 2a8b5880..00000000
--- a/tests/no-flow-weak.js
+++ /dev/null
@@ -1,19 +0,0 @@
-var rule = require('../lib/rules/no-flow-weak')
-var RuleTester = require('eslint').RuleTester
-
-var ruleTester = new RuleTester()
-
-ruleTester.run('no-flow-weak', rule, {
-  valid: [{code: '/* @flow */'}],
-  invalid: [
-    {
-      code: '/* @flow weak */',
-      errors: [
-        {
-          message: "Do not use Flow 'weak' mode checking, use @flow instead.",
-          type: 'Block'
-        }
-      ]
-    }
-  ]
-})
diff --git a/tests/no-noflow.js b/tests/no-noflow.js
deleted file mode 100644
index 8f86b825..00000000
--- a/tests/no-noflow.js
+++ /dev/null
@@ -1,19 +0,0 @@
-var rule = require('../lib/rules/no-noflow')
-var RuleTester = require('eslint').RuleTester
-
-var ruleTester = new RuleTester()
-
-ruleTester.run('no-noflow', rule, {
-  valid: [{code: '/* @flow */'}],
-  invalid: [
-    {
-      code: '/* @noflow */',
-      errors: [
-        {
-          message: 'Do not disable Flow type checker, use @flow instead.',
-          type: 'Block'
-        }
-      ]
-    }
-  ]
-})