diff --git a/.aegir.js b/.aegir.js
index f679dcc..53d3b66 100644
--- a/.aegir.js
+++ b/.aegir.js
@@ -5,6 +5,7 @@
  * set up a libp2p instance for browser nodes to relay through
  * before tests start
  */
+const path = require('path')
 
 const Libp2p = require('libp2p')
 const PeerId = require('peer-id')
@@ -52,15 +53,20 @@ const after = async () => {
   await libp2p.stop()
 }
 
+/** @type {import('aegir').Options["build"]["config"]} */
+const esbuild = {
+  inject: [path.join(__dirname, './scripts/node-globals.js')]
+}
+
+/** @type {import('aegir').PartialOptions} */
 module.exports = {
-  hooks: {
-    pre: before,
-    post: after
-  },
-  webpack: {
-    node: {
-      // this is needed until bcrypto stops using node buffers in browser code
-      Buffer: true
+  test: {
+    before,
+    after,
+    browser: {
+      config: {
+        buildConfig: esbuild
+      }
     }
   }
 }
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..98aa69b
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,70 @@
+name: ci
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - run: npm install
+    - run: npx aegir lint
+    - run: npx aegir dep-check
+    - run: npx aegir build
+  test-node:
+    needs: check
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest, ubuntu-latest, macos-latest]
+        node: [14, 15]
+      fail-fast: true
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+      - run: npm install
+      - run: npx aegir test -t node --cov --bail
+      - uses: codecov/codecov-action@v1
+  test-chrome:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: npm install
+      - run: npx aegir test -t browser -t webworker --bail
+  test-firefox:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: npm install
+      - run: npx aegir test -t browser -t webworker --bail -- --browser firefox
+  test-webkit:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: microsoft/playwright-github-action@v1
+      - run: npm install
+      - run: npx aegir test -t browser -t webworker --bail -- --browser webkit
+  test-electron-main:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: npm install
+      - run: npx xvfb-maybe aegir test -t electron-main --bail
+  test-electron-renderer:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: npm install
+      - run: npx xvfb-maybe aegir test -t electron-renderer --bail
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index e0d74ff..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,44 +0,0 @@
-language: node_js
-cache: npm
-stages:
-  - check
-  - test
-  - cov
-
-node_js:
-  - '10'
-
-os:
-  - linux
-  - osx
-  - windows
-
-script: npx nyc -s npm run test:node -- --bail
-after_success: npx nyc report --reporter=text-lcov > coverage.lcov && npx codecov
-
-jobs:
-  include:
-    - stage: check
-      script:
-        - npx aegir commitlint --travis
-        - npx aegir dep-check -- -i wrtc -i electron-webrtc
-        - npm run lint
-
-    - stage: test
-      name: chrome
-      addons:
-        chrome: stable
-      script:
-        - npx aegir test -t browser
-        - npx aegir test -t webworker
-
-    - stage: test
-      name: firefox
-      addons:
-        firefox: latest
-      script:
-        - npx aegir test -t browser -- --browsers FirefoxHeadless
-        - npx aegir test -t webworker -- --browsers FirefoxHeadless
-
-notifications:
-  email: false
diff --git a/benchmarks/utils.js b/benchmarks/utils.js
index 0f9471f..0462918 100644
--- a/benchmarks/utils.js
+++ b/benchmarks/utils.js
@@ -7,7 +7,7 @@ if (typeof self !== 'undefined') {
   self.Benchmark = Benchmark
 }
 
-const utils = require('../src/utils')
+const { utils } = require('libp2p-interfaces/src/pubsub')
 
 const suite = new Benchmark.Suite('utils')
 
diff --git a/package.json b/package.json
index 95d6d5d..1ef7c04 100644
--- a/package.json
+++ b/package.json
@@ -4,6 +4,7 @@
   "description": "libp2p-floodsub, also known as pubsub-flood or just dumbsub, this implementation of pubsub focused on delivering an API for Publish/Subscribe, but with no CastTree Forming (it just floods the network).",
   "leadMaintainer": "Vasco Santos <vasco.santos@moxy.studio>",
   "main": "src/index.js",
+  "types": "dist/src/index.d.ts",
   "scripts": {
     "lint": "aegir lint",
     "test": "aegir test",
@@ -42,24 +43,28 @@
   },
   "homepage": "https://github.com/libp2p/js-libp2p-floodsub#readme",
   "devDependencies": {
-    "aegir": "^28.1.0",
+    "@types/debug": "^4.1.5",
+    "aegir": "^33.0.0",
     "benchmark": "^2.1.4",
-    "chai": "^4.2.0",
-    "ipfs-utils": "^4.0.1",
+    "buffer": "^6.0.3",
+    "chai": "^4.3.4",
+    "ipfs-utils": "^6.0.6",
+    "it-pair": "^1.0.0",
     "libp2p": "^0.30.0",
     "libp2p-mplex": "^0.10.1",
     "libp2p-noise": "^2.0.1",
-    "libp2p-websockets": "^0.14.0",
-    "multiaddr": "^8.1.1",
+    "libp2p-websockets": "^0.15.5",
+    "multiaddr": "^9.0.1",
+    "os": "^0.1.1",
     "p-wait-for": "^3.1.0",
     "peer-id": "^0.14.2",
-    "sinon": "^9.2.1"
+    "sinon": "^10.0.0"
   },
   "dependencies": {
     "debug": "^4.2.0",
-    "libp2p-interfaces": "^0.8.1",
+    "libp2p-interfaces": "^0.10.0",
     "time-cache": "^0.3.0",
-    "uint8arrays": "^1.1.0"
+    "uint8arrays": "^2.1.4"
   },
   "peerDependencies": {
     "libp2p": "^0.30.0"
diff --git a/scripts/node-globals.js b/scripts/node-globals.js
new file mode 100644
index 0000000..511837b
--- /dev/null
+++ b/scripts/node-globals.js
@@ -0,0 +1 @@
+export const { Buffer } = require('buffer')
diff --git a/src/config.js b/src/config.js
index 0891e2e..c997a65 100644
--- a/src/config.js
+++ b/src/config.js
@@ -1,9 +1,9 @@
 'use strict'
 
 const debug = require('debug')
-
-const log = debug('libp2p:floodsub')
-log.err = debug('libp2p:floodsub:error')
+const log = Object.assign(debug('libp2p:floodsub'), {
+  error: debug('libp2p:floodsub:err')
+})
 
 module.exports = {
   log: log,
diff --git a/src/index.js b/src/index.js
index 7018e49..7e007be 100644
--- a/src/index.js
+++ b/src/index.js
@@ -2,6 +2,7 @@
 
 const debugName = 'libp2p:floodsub'
 
+// @ts-ignore time-cache does not export types
 const TimeCache = require('time-cache')
 const toString = require('uint8arrays/to-string')
 const BaseProtocol = require('libp2p-interfaces/src/pubsub')
@@ -9,6 +10,10 @@ const { utils } = require('libp2p-interfaces/src/pubsub')
 
 const { multicodec } = require('./config')
 
+/**
+ * @typedef {import('libp2p-interfaces/src/pubsub').InMessage} InMessage
+ */
+
 /**
  * FloodSub (aka dumbsub is an implementation of pubsub focused on
  * delivering an API for Publish/Subscribe, but with no CastTree Forming
@@ -16,9 +21,9 @@ const { multicodec } = require('./config')
  */
 class FloodSub extends BaseProtocol {
   /**
-   * @param {Libp2p} libp2p - instance of libp2p
+   * @param {import('libp2p')} libp2p - instance of libp2p
    * @param {Object} [options]
-   * @param {boolean} options.emitSelf - if publish should emit to self, if subscribed, defaults to false
+   * @param {boolean} [options.emitSelf] - if publish should emit to self, if subscribed, defaults to false
    * @class
    */
   constructor (libp2p, options = {}) {
@@ -64,10 +69,11 @@ class FloodSub extends BaseProtocol {
    *
    * @override
    * @param {InMessage} message
-   * @returns {void}
+   * @returns {Promise<void>}
    */
   _publish (message) {
     this._forwardMessage(message)
+    return Promise.resolve()
   }
 
   /**
diff --git a/test/utils/create-peer.js b/test/utils/create-peer.js
index a844213..b8383f7 100644
--- a/test/utils/create-peer.js
+++ b/test/utils/create-peer.js
@@ -9,10 +9,11 @@
  */
 
 const Libp2p = require('libp2p')
-const multiaddr = require('multiaddr')
+const { Multiaddr } = require('multiaddr')
 const PeerId = require('peer-id')
 
 const WS = require('libp2p-websockets')
+const filters = require('libp2p-websockets/src/filters')
 const MPLEX = require('libp2p-mplex')
 const { NOISE } = require('libp2p-noise')
 
@@ -21,6 +22,8 @@ const { isNode } = require('ipfs-utils/src/env')
 const Peers = require('../fixtures/peers')
 const RelayPeer = require('../fixtures/relay')
 
+const transportKey = WS.prototype[Symbol.toStringTag]
+
 const defaultConfig = {
   modules: {
     transport: [WS],
@@ -33,6 +36,11 @@ const defaultConfig = {
     },
     peerDiscovery: {
       autoDial: false
+    },
+    transport: {
+      [transportKey]: {
+        filter: filters.all
+      }
     }
   }
 }
@@ -109,10 +117,10 @@ async function createPeers ({ number = 1, started = true, seedAddressBook = true
 function getListenAddress (peerId) {
   if (isNode) {
     // node
-    return multiaddr('/ip4/127.0.0.1/tcp/0/ws')
+    return new Multiaddr('/ip4/127.0.0.1/tcp/0/ws')
   } else {
     // browser
-    return multiaddr(`${RelayPeer.multiaddr}/p2p-circuit/p2p/${peerId.toB58String()}`)
+    return new Multiaddr(`${RelayPeer.multiaddr}/p2p-circuit/p2p/${peerId.toB58String()}`)
   }
 }
 
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..ec163b1
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,10 @@
+{
+  "extends": "aegir/src/config/tsconfig.aegir.json",
+  "compilerOptions": {
+    "outDir": "dist"
+  },
+  "include": [
+    "src",
+    "test"
+  ]
+}
\ No newline at end of file