Apply common project tweaks (round 2)

README.md

@@ -1,15 +1,16 @@
 # abstract-leveldown
 
-> An abstract prototype matching the [`leveldown`][leveldown] API. Useful for extending [`levelup`](https://github.com/level/levelup) functionality by providing a replacement to `leveldown`.
+> An abstract prototype matching the [`leveldown`][leveldown] API. Useful for extending [`levelup`](https://github.com/Level/levelup) functionality by providing a replacement to `leveldown`.
 
-[![level badge][level-badge]](https://github.com/level/awesome)
-[![npm](https://img.shields.io/npm/v/abstract-leveldown.svg)](https://www.npmjs.com/package/abstract-leveldown)
-![Node version](https://img.shields.io/node/v/abstract-leveldown.svg)
-[![Travis](https://travis-ci.org/Level/abstract-leveldown.svg?branch=master)](http://travis-ci.org/Level/abstract-leveldown)
-[![david](https://david-dm.org/Level/abstract-leveldown.svg)](https://david-dm.org/level/abstract-leveldown)
+[![level badge][level-badge]](https://github.com/Level/awesome)
+[![npm](https://img.shields.io/npm/v/abstract-leveldown.svg?label=&logo=npm)](https://www.npmjs.com/package/abstract-leveldown)
+[![Node version](https://img.shields.io/node/v/abstract-leveldown.svg)](https://www.npmjs.com/package/abstract-leveldown)
+[![Travis](https://img.shields.io/travis/Level/abstract-leveldown.svg?logo=travis&label=)](https://travis-ci.org/Level/abstract-leveldown)
 [![Coverage Status](https://coveralls.io/repos/github/Level/abstract-leveldown/badge.svg)](https://coveralls.io/github/Level/abstract-leveldown)
 [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
-[![npm](https://img.shields.io/npm/dm/abstract-leveldown.svg)](https://www.npmjs.com/package/abstract-leveldown)
+[![npm](https://img.shields.io/npm/dm/abstract-leveldown.svg?label=dl)](https://www.npmjs.com/package/abstract-leveldown)
+[![Backers on Open Collective](https://opencollective.com/level/backers/badge.svg?color=orange)](#backers)
+[![Sponsors on Open Collective](https://opencollective.com/level/sponsors/badge.svg?color=orange)](#sponsors)
 
 ## Table of Contents
 
@@ -25,6 +26,7 @@
 - [Install](#install)
 - [Contributing](#contributing)
 - [Big Thanks](#big-thanks)
+- [Donate](#donate)
 - [License](#license)
 
 </details>
@@ -528,6 +530,18 @@ Cross-browser Testing Platform and Open Source ♥ Provided by [Sauce Labs](http
 
 [![Sauce Labs logo](./sauce-labs.svg)](https://saucelabs.com)
 
+## Donate
+
+To sustain [`Level`](https://github.com/Level) and its activities, become a backer or sponsor on [Open Collective](https://opencollective.com/level). Your logo or avatar will be displayed on our 28+ [GitHub repositories](https://github.com/Level), [npm](https://www.npmjs.com/) packages and (soon) [our website](http://leveldb.org). 💖
+
+### Backers
+
+[![Open Collective backers](https://opencollective.com/level/backers.svg?width=890)](https://opencollective.com/level)
+
+### Sponsors
+
+[![Open Collective sponsors](https://opencollective.com/level/sponsors.svg?width=890)](https://opencollective.com/level)
+
 ## License
 
 [MIT](LICENSE.md) © 2013-present Rod Vagg and [Contributors](CONTRIBUTORS.md).

package.json

@@ -9,18 +9,21 @@
     "test-browsers": "airtap --coverage --loopback airtap.local test/self.js",
     "test-browser-local": "airtap --coverage --local test/self.js",
     "coverage": "nyc report --reporter=text-lcov | coveralls",
-    "hallmark": "hallmark --fix"
+    "hallmark": "hallmark --fix",
+    "dependency-check": "dependency-check . test/*.js",
+    "prepublishOnly": "npm run dependency-check"
   },
   "dependencies": {
     "level-concat-iterator": "~2.0.0",
     "xtend": "~4.0.0"
   },
   "devDependencies": {
     "airtap": "^2.0.0",
-    "coveralls": "~3.0.2",
+    "coveralls": "^3.0.2",
+    "dependency-check": "^3.3.0",
     "hallmark": "^0.1.0",
     "level-community": "^3.0.0",
-    "nyc": "~12.0.2",
+    "nyc": "^12.0.2",
     "sinon": "^6.0.0",
     "standard": "^12.0.0",
     "tape": "^4.7.0"