There are 3 repositories under magento-extension topic.
Curated list of awesome Magento 2 Extensions, Resources and other Highlights
A Varnish extension for Magento.
Wrapper for Magento ImportExport functionality, which imports products and customers from arrays
Magento 2 Blog Extension is a solution that helps you to create a blog on Magento and manage posts,categories, tags, authors, and comments.
Algolia Search integration for Magento 1 - compatible with versions from 1.6.x to 1.9.x
Magento extension to move all JavaScript to the end of the page
Magento Extension Directory 1> Themes Switcher 2> Default Shipping On Cart 3> Upshare 4> Product Image Optimizer 5> Idealo Product Export 6> magento Google shopping Api v2 7>Google feed and facebook feed 8> Pdf upload in magento media wysiwyg 9> Product Image optimizer. If You want magento 2 extensions 1>Advance Layred Navigation(including SEO URL, Rating as filter, slider filter, Ajax Filtering), 2>Attribute Pages with SEO and Custom URL key(you can do all kind of seo on those pages with logos) 3>Improved Sorting (Enable users to view products by options as 'Best Sellers', 'Top Rated', 'Most Viewed' etc.) 4>Custom Stock Status(Add statuses to products automatically or manually, Create multiple custom stock statuses, Upload special icons for stock statuses) 5>Product Labels(Using this extension you can add any label to your produts on product page or category page) 6>Custom Order Number(Using this extension you can customize order, invoice, shippment, credit memo Number) 7>All type of file upload in Wysiwyg(pdf, zip, doc etc file upload in wysiwyg), 8>Infinite Scroll, 9>Multiple FlatRate Shipping, 10>Open Api,Google api for currency Rates, 11>Product Attribute's Description, 12>Store and Currency switcher according to Ip address Please Contact me and All those extensions are paid with installation and configuration are free support.
Allows admin to login as a customer (enter to customer account).
Reindex your Magento2 store quickly and easily from backend/admin, instead of using the command line.
Generates nicer and configurable PDF for invoices, creditmemos and shippings in Magento
Magento Extension to add extra features to the default GoogleAnalytics module.
Creates a warning if a configuration setting is overwritten on a lower level (website or store view)
Progressive Web App extension for Magento 1
Quickly and easily preview and test your Magento 2 order confirmation page, without hacks or spending time placing new order each time
Magento2. Extension Smart Category rules dynamically change the product selection according to a set of conditions.
Extend TinyMCE 4 & 5 tools in Magento 2
🔍 A Magento 1.x extension to analyse the contents of your cache.
Guest to Customer for Magento2 - Quickly and easily convert existing guest checkout customers to registered customers.
Custom Shipping Module for Magento 2
Magento 2 Grid Colors module for colorizing admin grids. Supports saving of states with the help of grid's bookmarks.
Improve the load time of your Magento 2 categories pages by loading your images on demand with our Lazy Load Extension
Zendesk's Magento 1 extension
A Magento extension for adding "actions" to emails in Gmail
Simple Magento 2 Prometheus Exporter.
Provide shipping costs in Magento Cart, plus the ability to change the country there
A database backed asynchronous job queue for Magento
Detect Country by IP in Magento 2
Removes Customer Account Links in Magento
Free Solr Module for Magento 1 for greatly improved search results
Magento 2 module for ngrok.io service support