diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..2dac234
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,63 @@
+name: CI
+on: [push, pull_request]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        node-version:
+          - 18.x
+          - 20.x
+    steps:
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Ensure line endings are consistent
+        run: git config --global core.autocrlf input
+      - name: Check out repository
+        uses: actions/checkout@v3
+        with:
+          submodules: 'recursive'
+      - name: Load cache
+        uses: actions/cache@v3
+        with:
+          path: |
+            **/node_modules
+            .rdf-test-suite-cache
+            .rdf-test-suite-ldf-cache
+          key: ${{ runner.os }}-test-modules-${{ hashFiles('**/package-lock.json') }}
+      - name: Install dependencies
+        run: npm install
+      - name: Run tests
+        run: npm run test
+      - name: Run bin
+        run: bin/hdt test/test.hdt --format turtle --query 'http://example.org/s1 ?p ?o' | grep 'http://example.org/p1'
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Use Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18.x
+      - name: Check out repository
+        uses: actions/checkout@v3
+        with:
+          submodules: 'recursive'
+      - name: Load cache
+        uses: actions/cache@v3
+        with:
+          path: '**/node_modules'
+          key: ${{ runner.os }}-lint-modules-${{ hashFiles('**/package-lock.json') }}
+      - name: Install dependencies
+        run: npm install
+      - name: Run linter
+        run: npm run lint
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index c8e2222..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,37 +0,0 @@
-language: node_js
-os:
-  - linux
-  - osx
-node_js:
-  - "6"
-  - "8"
-  - "10"
-  - "12"
-  - "14"
-  - "lts/*"
-  - "node"
-addons:
-  apt:
-    sources:
-      - ubuntu-toolchain-r-test
-    packages:
-      - g++-4.8
-install:
-  # Node.js compiler requirements
-  - if [ $TRAVIS_OS_NAME == linux ]; then
-      export CXX=g++-4.8;
-    fi
-  # Test packaged version
-  - npm pack .
-  - tar -xzf hdt-*.tgz
-  - cd package
-  - cp ../package-lock.json .
-  - npm install
-  - cp -r ../test .
-script:
-  - npm run lint
-  - npm test
-  - bin/hdt test/test.hdt --format turtle --query 'http://example.org/s1 ?p ?o' | grep 'http://example.org/p1'
-cache:
-  directories:
-    - node_modules
diff --git a/binding.gyp b/binding.gyp
index ade2450..3003f32 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -46,6 +46,7 @@
         "GCC_ENABLE_CPP_EXCEPTIONS": "YES",
         "OTHER_CFLAGS": [
           "-stdlib=libc++",
+          "-Wno-register"
         ],
       },
     },
diff --git a/package-lock.json b/package-lock.json
index 8634885..f76c3fd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,404 +1,493 @@
 {
   "name": "hdt",
   "version": "3.0.2",
-  "lockfileVersion": 1,
+  "lockfileVersion": 3,
   "requires": true,
-  "dependencies": {
-    "@babel/code-frame": {
+  "packages": {
+    "": {
+      "name": "hdt",
+      "version": "3.0.2",
+      "license": "LGPL-3.0",
+      "dependencies": {
+        "minimist": "^1.1.0",
+        "n3": "^1.3.5",
+        "nan": "^2.19.0",
+        "rdf-string": "^1.3.1"
+      },
+      "bin": {
+        "hdt": "bin/hdt"
+      },
+      "devDependencies": {
+        "eslint": "^5.3.0",
+        "mocha": "^6.2.2",
+        "precommit-hook": "^3.0.0",
+        "should": "^13.1.0"
+      },
+      "engines": {
+        "node": ">=6.0"
+      }
+    },
+    "node_modules/@babel/code-frame": {
       "version": "7.10.1",
       "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.10.1.tgz",
       "integrity": "sha512-IGhtTmpjGbYzcEDOw7DcQtbQSXcG9ftmAXtWTu9V936vDye4xjjekktFAtgZsWpzTj/X01jocB46mTywm/4SZw==",
       "dev": true,
-      "requires": {
+      "dependencies": {
         "@babel/highlight": "^7.10.1"
       }
     },
-    "@babel/helper-validator-identifier": {
+    "node_modules/@babel/helper-validator-identifier": {
       "version": "7.10.1",
       "resolved": "https://registry.npmjs.org/@babel/helper-validator-identifier/-/helper-validator-identifier-7.10.1.tgz",
       "integrity": "sha512-5vW/JXLALhczRCWP0PnFDMCJAchlBvM7f4uk/jXritBnIa6E1KmqmtrS3yn1LAnxFBypQ3eneLuXjsnfQsgILw==",
       "dev": true
     },
-    "@babel/highlight": {
+    "node_modules/@babel/highlight": {
       "version": "7.10.1",
       "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.10.1.tgz",
       "integrity": "sha512-8rMof+gVP8mxYZApLF/JgNDAkdKa+aJt3ZYxF8z6+j/hpeXL7iMsKCPHa2jNMHu/qqBwzQF4OHNoYi8dMA/rYg==",
       "dev": true,
-      "requires": {
+      "dependencies": {
         "@babel/helper-validator-identifier": "^7.10.1",
         "chalk": "^2.0.0",
         "js-tokens": "^4.0.0"
       }
     },
-    "@rdfjs/data-model": {
+    "node_modules/@rdfjs/data-model": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/@rdfjs/data-model/-/data-model-1.1.2.tgz",
       "integrity": "sha512-pk/G/JLYGaXesoBLvEmoC/ic0H3B79fTyS0Ujjh5YQB2DZW+mn05ZowFFv88rjB9jf7c1XE5XSmf8jzn6U0HHA==",
-      "requires": {
+      "dependencies": {
         "@types/rdf-js": "^2.0.1"
+      },
+      "bin": {
+        "rdfjs-data-model-test": "bin/test.js"
+      },
+      "engines": {
+        "node": ">=6"
       }
     },
-    "@types/node": {
+    "node_modules/@types/node": {
       "version": "14.0.13",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-14.0.13.tgz",
       "integrity": "sha512-rouEWBImiRaSJsVA+ITTFM6ZxibuAlTuNOCyxVbwreu6k6+ujs7DfnU9o+PShFhET78pMBl3eH+AGSI5eOTkPA=="
     },
-    "@types/rdf-js": {
+    "node_modules/@types/rdf-js": {
       "version": "2.0.12",
       "resolved": "https://registry.npmjs.org/@types/rdf-js/-/rdf-js-2.0.12.tgz",
       "integrity": "sha512-NBzHFHp2vHOJkPlSqzsOrkEsD9grKn+PdFjZieIw59pc0FlRG6WEQAjQZvHzFxJlYzC6ZDCFyTA1wBvUnnzUQw==",
-      "requires": {
+      "dependencies": {
         "@types/node": "*"
       }
     },
-    "acorn": {
+    "node_modules/acorn": {
       "version": "6.4.1",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
       "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
-      "dev": true
+      "dev": true,
+      "bin": {
+        "acorn": "bin/acorn"
+      },
+      "engines": {
+        "node": ">=0.4.0"
+      }
     },
-    "acorn-jsx": {
+    "node_modules/acorn-jsx": {
       "version": "5.2.0",
       "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-5.2.0.tgz",
       "integrity": "sha512-HiUX/+K2YpkpJ+SzBffkM/AQ2YE03S0U1kjTLVpoJdhZMOWy8qvXVN9JdLqv2QsaQ6MPYQIuNmwD8zOiYUofLQ==",
-      "dev": true
+      "dev": true,
+      "peerDependencies": {
+        "acorn": "^6.0.0 || ^7.0.0"
+      }
     },
-    "ajv": {
+    "node_modules/ajv": {
       "version": "6.12.2",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz",
       "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==",
       "dev": true,
-      "requires": {
+      "dependencies": {
         "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
       }
     },
-    "ansi-colors": {
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       "version": "3.2.3",
       "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-3.2.3.tgz",
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-      "dev": true
+      "dev": true,
+      "engines": {
+        "node": ">=6"
+      }
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-    "ansi-escapes": {
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+      "dev": true,
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       "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
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+      },
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       "dev": true,
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       }
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-      "dev": true
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+      }
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       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
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         "concat-map": "0.0.1"
       }
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+      "dev": true,
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+      }
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         "supports-color": "^5.3.0"
+      },
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       "dev": true
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       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/cli/-/cli-1.0.1.tgz",
       "integrity": "sha1-IoF1NPJL+klQw01TLUjsvGIbjBQ=",
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         "glob": "^7.1.1"
+      },
+      "engines": {
+        "node": ">=0.2.5"
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+      },
+      "engines": {
+        "node": ">=4"
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         "strip-ansi": "^5.2.0",
         "wrap-ansi": "^5.1.0"
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-            "ansi-regex": "^4.1.0"
-          }
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+        "ansi-regex": "^4.1.0"
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+        "node": ">=6"
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+        "strip-ansi": "^5.1.0"
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-      "requires": {
+      "dependencies": {
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+      },
+      "engines": {
+        "node": ">=4"
       }
     },
-    "y18n": {
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       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
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-    "yargs": {
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@@ -1736,55 +2194,65 @@
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-          }
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-    "yargs-parser": {
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       }
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+        "strip-ansi": "^5.1.0"
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diff --git a/package.json b/package.json
index 2c51293..d4b4192 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
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     "minimist": "^1.1.0",
     "n3": "^1.3.5",
-    "nan": "^2.14.0",
+    "nan": "^2.19.0",
     "rdf-string": "^1.3.1"
   },
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