If you find something new and interesting, feel free to send a PR :)

• MDN
• Exploring JS, by Dr. Axel Rauschmayer
• Tagged Template Literals, by Wes Bos
• Creating functions for tagged template literals, by Seth Vincent

• astroturf An "artificial" css-in-js for those that want it all.
• emotion CSS-in-JS library designed for high performance style composition
• styled components Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress

• fdate Light-weight, faster datetime formatter for modern browsers.

• common-tags Useful template literal tags for dealing with strings
• es6-template-string Compile and resolve template strings notation as specified in ES6
• is-tagged Check whether a function call is initiated by a tagged template string or invoked in a regular way
• tage template tags easily made from other functions
• tag-reduce Reduce tagged template literals to a single value

• graphql-tag A JavaScript template literal tag that parses GraphQL queries

• facon Tiny utility (272B) to create DOM elements with manner
• genel Utility for generating html elements with taggedtemplate literal. Only 649 bytes.
• HTM Hyperscript Tagged Markup: JSX alternative using standard tagged templates, with compiler support.
• hyperHTML A Fast & Light Virtual DOM Alternative
• t7 Lightweight virtual DOM templating library
• viperHTML Isomorphic hyperHTML

• Karin An elegant promise based HTTP client for the browser and node.js
• url-escape-tag A template tag for escaping url parameters based on ES2015 tagged templates

• i18n Tagged Template Literals ES2015 template literal tag for i18n and l10n (translation and internationalization)
• ttag simple approach for javascript localization

• marli Markdown tagged template literal renderer

• regexr For composing regular expressions without the need for double-escaping inside strings.

• shell-escape-tag An ES6 template tag which escapes parameters for interpolation into shell commands

• node-sql-composer Composable SQL template strings for Node.js
• sequelize-sql-tag A template tag for writing elegant parameterized SQL queries based on ES2015 tagged template literals using Sequelize
• sql Javascript tag to format SQL template literals
• sq-tag A template tag for writing elegant parameterized SQL queries based on ES2015 tagged template literals
• sql-tags ES6 tagged template string functions for SQL statements.
• SQL Template Strings ES6 tagged template strings for prepared SQL statements

• snuggsi Easy Web Components in ~1kB

• yaml-tag Template literal tag function for YAML in JS