Freemium Software for Self-Hosted
Strapi
Strapi is a free and open source headless CMS developed with JavaScript for Node.js. The software makes it really simple to generate REST and GraphQL APIs. Simply create your database schema and relationships in the Strapi admin panel UI, and Strapi will auto-generate API endpoints to represent the data structures provided. Strapi comes packed with features you come to expect from normal CMS's such as authentication, authorization, content management and a media library. The software can be used for free and can be self-hosted on any server and platform. Extra enterpise functionallity is currently being developed, and will be sold at cost.
Bear CMS
Bear CMS is a self-hosted content management system that seamlessly integrates with your website. With Bear CMS you own your data and content, which is store on your own server. Your websites and Bear CMS's management tools integrate seamlessly and creates an experience that content managers and editors will enjoy.
Squidex
Squidex is 100% open source headless CMS, built by passionated developers. With Squidex both individuals and organizations can handle content for the new web with ease. Squidex modular platform allows users to create content APIs that can be consumed by any frontend framework or technology in a matter of minutes. The framework itself can also be extended and tweaked to suite individual use-cases. Squidex is provided as a fully open source software released and free of charge, for the self-hosted community edition. For organizations that want to get up and running fast, commercially hosted solutions are provided.
MailPoet
MailPoet is a newsletter plugin for WordPress. The MailPoet plugin makes managing a subscriber list and designing eye-catching emails easy. It provides an easy-to-use, intuitive interface with drag-and-drop capabilities to easily create professional email newletters faster. MailPoet integrates well with other WordPress plugins such as Gutenberg Forms, Bloom, Gravity Forms, Contact Form 7, HappyForms, MailOptin, eForm, Formidable Forms, Convert Plus, Popup Maker, OptinMonster, Thrive Leads, Icegram, Popup by Supsystic, weForms, BuddyForms, Beaver Builder, Elementor, Divi Theme, Advanced Ads, Profile Builder, Simple Giveaways and MemberPress. Currently, MailPoet is used by over 300,000 people and businesses across the globe.
HarperDB
HarperDB is a full-featured data management platform that runs from edge to cloud, and anywhere in between. It provides an easy to use REST API, a sleek management studio, quick installation, and limited database configuration, while being language agnostic. With HarperDB you can insert JSON, query with performant SQL including JOINS and full CRUD operations. Enhanced features like built in Math.js and GeoJSON.
aaPanel
aaPanel is a free and open source web hosting control panel. It's a simple, yet powerful control panel that provides one click installs for LNMP and LAMP development stacks through an intuetive graphical user interface (GUI). aaPanel was designed to help you save time when deploying web sites and applications to the web. Allowing you to focus on building your project, rather than focusing on installation and configuration of servers and tooling. Over 3 million people use aaPanel to create quickly deployable web environments for Apache HTTP Server, Nginx and OpenLiteSpeed.
WPForms
With WPForms you can create forms for WordPress with ease. WPForms is a WordPress form builder that provides 100% drag & drop functionalities, which means that no technical skills are required to setup forms for your WordPress-powered site. WPForms has been named one of the best WordPress form plugin by WordPress authority sites like WPBeginner, ElegantThemes, StudioPress, Astra Theme, OceanWP, and ThemeIsle.
Rank Math SEO
With Rank Math SEO you can increase your organic reach and attract more traffic to your website. It's an easy to install and setup SEO plugin for WordPress. Rank Math SEO makes search engine optimization easy by providing features for all the nessesary ranking factors, technical and on-page. Some Rank Math SEO features include Google Schema Markup and Rich Snippets Integration, Keyword Optimization, Google Search Console Integration, LSI Keyword Tool, Advanced SEO Analysis Tool, Smart Redirection Manager, Local Business SEO and SEO Optimized Breadcrumbs.
Ninja Forms
Ninja Forms is a freemium WordPress plugin that can be used to create any type of forms for WordPress-powered websites. The plugin integrates with many popular 3rd party services and can be used to collect registrations, email news letter signups, create surveys and much more. Ninja Forms provides a sleek UI that suits users of all technical level and simplifies the process of managing forms with WordPress dramatically.