Open Source Software for Web
TagSpaces
TagSpaces is privacy aware, open source, cross-platform file browser. It helps organizing your files and folders with tags and colors.
WebAssembly
WebAssembly or WASM for short, is an open standard and binary instruction format for a stack-based virtual machine. WebAssembly run in all modern web browsers at near-native performance and provides languages such as C/C++ and Rust with a compilation target so that they can run on the web. The language is designed to run alongside JavaScript, allowing both to work together, while simultaneously redefining the web's capability.
Odoo
Odoo is an open source suite of business management software tools including CRM, e-commerce, billing, accounting, manufacturing, warehouse, project management, and inventory management. Odoo provides it's user with open source ERP and CRM with a modern and elegant technical design, and an open architecture. The open framework allow a community of developers to provide top-notch usability that scales across all apps. Usability improvements made to Odoo will be automatically applied to all of our integrated apps and avalible for everyone using the product.
RestCase
With RestCase you can supercharges the API development process resulting in improved team collaboration, reduced development time, better testing and increased overall productivity. The cloud-based platform allows teams to collaboratively create REST and ASYNC APIs using an intuitive browser-based visual designer, automatically generate documentation, tests and mocks. The platform further enables rapid iteration and testing by creating a mock of the API that any team member can make calls against immediately without waiting for the actual development and deployment of the API, eliminating impediments from various development teams.
Saleor
A free and open-source headless, GraphQL-first e-commerce platform delivering ultra-fast, dynamic and personalized shopping experiences. Saleor is built with Django and React and empowers mid-size and enterprise retailers and brands looking for the most flexible e-commerce to innovate rapidly with no constraints. Saleor is free forever, and provides enterprise support at a monthly cost.
Discourse
Discourse is an open source internet forum and mailing list software. The application is written with Ember.js and Ruby on Rails, and can be self-hosted in the cloud or on local hardware for free. Discourse also provides managed hosting starting at $100/month, so that you can focus on building a community rather than installing software and managing servers.
PostGraphile
PostGraphile (previously known as PostGraphQL) is a free an open-source software project that lets you spin up GraphQL APIs on top of an existing PostgreSQL database, instantly. PostGraphile automatically detects tables, columns, indexes, relationships, views, types, functions and comments in your database. Based on that information it generates a GraphQL server and API which is automatically updated when changes are made to the database or its data.
Upvotocracy
Upvotocracy zero-moderation social sharing service similar to Reddit. With Upvotocracy you can earn Karma that will be paidout in Bitcoin's satoshi denomination. Upvotocracy is a free and open-source software built with Node.js, Express, MongoDB, Mongoose and Svelte.
ArchiveBox
ArchiveBox is a free and open source, self-hosted web archive. With ArchiveBox, you can takes a list of URLs that you want to archive, and creates a local, static, browsable HTML clone of the content from those websites. ArchiveBox supports archiving of HTML, JavaScript, PDF, images and other media files.
Simple Machines Forum
Simple Machines Forum or SMF in short is a free and open-source forum software. SMF can be used to build your own online community that you self-host on a host of your choice. Simple Machines Forum comes packed with features for customization, extension and management of your community. The template engine puts you in control of the design of your community. The plugin architecture makes it easy to extend and provide further feautres though third-party built packages.