Top 79 json-ld open source projects

Next SEO is a plug in that makes managing your SEO easier in Next.js projects.

JSON-LD parser and serializer plugins for RDFLib (Python 2.6+)

PHP implementation of a JSON-LD Processor and API

Minimal metadata schemas for science software and code, in JSON-LD

SEO Tools for Laravel

A JSON-LD processor for .NET.

Collection of structured data snippets in Google preferred JSON-LD format.

The server component of API Platform: hypermedia and GraphQL APIs in minutes

SEOmatic facilitates modern SEO best practices & implementation for Craft CMS 3. It is a turnkey SEO system that is comprehensive, powerful, and flexible.

Extremely simple JSON-LD generator.

A JSON-LD processor for Go

React Structured Data provides an easy way to add structured data to your React apps

GraphQL interface for querying and serving linked data on the Web.

Web Annotation Working Group repository, see README for links to specs

GraphQL interface for querying and serving linked data on the Web.

RDFLib is a Python library for working with RDF, a simple yet powerful language for representing information.

Cook rmarkdown codebooks from metadata on R data frames

Graph-Based Data Science: an abstraction layer in Python for building knowledge graphs, integrated with popular graph libraries – atop Pandas, RDFlib, pySHACL, RAPIDS, NetworkX, iGraph, PyVis, pslpython, pyarrow, etc.

RDF library for NodeJS and the Browsers

Open source graph database and document store. Designed for collaboratively building data-intensive applications and knowledge graphs.

A JSON-LD Processor and API implementation in JavaScript

A Jekyll plugin to add metadata tags for search engines and social networks to better index and display your site's content.

Decentralized trust ratings using signed claims

A sentiment and emotion analysis server in Python

Po.et JS is an small library that provides methods to easily create and sign Po.et Claims.

A concise hypermedia API format for the web, using JSON-LD.

📜 A JSON based Web Publication Manifest format used at the core of the Readium project

A library and command line tool to help inspect and test for Structured Data.

Contextual data silo for the IoT and Smart Spaces. We believe in an open Internet of Things.

🔌 WordPress: Plug-in Markup (JSON-LD) structured in schema.org

jq as a service

Create REST and GraphQL APIs, scaffold Jamstack webapps, stream changes in real-time.

JSON for Linked Data

Extract embedded metadata from HTML markup

Information Integration Tool

You can’t spell aWEsoME without MEME! 😝

Schema.org - schemas and supporting software

JSON-LD processor written in Python

PHP Model Scaffolding from Schema.org and other RDF vocabularies

ActivityStreams & ActivityPub in golang, oh my!

DEPRECATED A turnkey SEO implementation for Craft CMS 2.x that is comprehensive, powerful, and flexible

JSON-LD TypeScript types for Schema.org vocabulary

JSON-LD implementation for Java

Schema.org objects turned into strongly typed C# POCO classes for use in .NET. All classes can be serialized into JSON/JSON-LD and XML, typically used to represent structured data in the head section of html page.

A beautiful and fully-featured administration interface builder for hypermedia APIs

JSON-LD processor for PHP

Type-checked Schema.org JSON-LD for React

WG3 Metadata Specification

A set of documents addressing the structure of and supporting services for xAPI Profiles.

JSON Schema validation for JSON-LD files using Schema.org vocabulary.

A `htmlparser2` handler for parsing rich metadata from HTML. Includes HTML metadata, JSON-LD, RDFa, microdata, OEmbed, Twitter cards and AppLinks.

🛠️ SEO-friendly website starter backed by Netlify lambda functions in a simple, friendly repo

A fluent interface to create mappings using Schema.org for Microdata and JSON-LD.

An implementation of the RDF Dataset Normalization Algorithm in JavaScript.

Cyber-investigation Analysis Standard Expression (CASE) Ontology

♿ Suite of open and standards-based tools for performing reliable accessibility conformance testing at scale

A fast and lightweight streaming JSON-LD serializer for JavaScript

Share data beyond the browser boundaries. Enable users to transfer data to external apps, and open your webapp to receive external data.

TYPO3 extension t3api. REST API for your TYPO3 project. Config with annotations, built in filtering, pagination, typolinks, image processing, uploads (FAL), serialization contexts, responses in Hydra/JSON-LD format.

🕸 YALC: Yet Another LOD Cloud (registry of Linked Open Datasets).