Group: Apicatalog
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A JSON-LD 1.1 Processor & API
Last Release on Oct 5, 2025
Multicodec & Multihash - encoder/decoder for self-describing data formats.
Last Release on Feb 7, 2026
A JSON-LD 1.1 Processor & API
Last Release on Oct 5, 2025

4.Copper Multibase16 usages

com.apicatalog » copper-multibase Apache

An implementation of multibase encoder/decoder.
Last Release on Aug 29, 2025

5.Carbon DID Core15 usages

com.apicatalog » carbon-did Apache

Core library for Decentralized Identifiers (DIDs) in Java. Provides DID and DID URL primitives, and interfaces for DID Documents and DID Resolvers.
Last Release on Aug 21, 2025

6.Tree I/O API5 usages

com.apicatalog » tree-io-api Apache

Tree I/O provides a uniform, adaptable, and pluggable representation of hierarchical value trees. This module defines the core API, including node adapters and traversal utilities.
Last Release on Feb 10, 2026

7.Titanium RDF API7 usages

com.apicatalog » titanium-rdf-api Apache

A collection of straightforward interfaces for processing RDF statements and facilitating seamless interoperability and data exchange across various libraries.
Last Release on Mar 9, 2025
Adapter implementation for the Jackson 2 Tree Model, providing tree access via the Tree I/O API.
Last Release on Feb 11, 2026
Adapter implementation for the Jakarta JSON API, providing tree access via Tree I/O API.
Last Release on Feb 10, 2026
A Java implementation of a streaming RDF N-Quads reader and writer, optimized for efficient parsing, serialization, and handling of large RDF datasets. It enables scalable processing of RDF statements in a memory-efficient, streaming fashion.
Last Release on Mar 26, 2025

11.Titanium JCS2 usages

com.apicatalog » titanium-jcs Apache

Deterministic JSON serialization and canonical equality - RFC 8785 JCS.
Last Release on Sep 27, 2025
Verifiable Credentials Processor & API
Last Release on Feb 28, 2024
An implementation of the W3C RDF Dataset Canonicalization Algorithm (RDFC 1.0)
Last Release on Mar 10, 2025

14.Tree I/O CBOR Adapter

com.apicatalog » tree-io-cbor Apache

Adapter implementation for CBOR data, providing tree access via Tree I/O API.
Last Release on Feb 10, 2026
RDF primitives, Quad, Triple, Graph, Literal, LangString, ... (formerly part of Titanium JSON-LD)
Last Release on Mar 28, 2025

16.Carbon DID Key Method

com.apicatalog » carbon-did-key Apache

An implementation of the W3C DID Method "did:key" for static cryptographic keys. Supports Multikey and JsonWebKey representations (Ed25519, Bls12381, P-256, P-384, secp256k1).
Last Release on Aug 30, 2025

17.Iridium CBOR LD

com.apicatalog » iridium-cbor-ld Apache

A CBOR-based serialization for Linked Data
Last Release on Aug 30, 2025
Verifiable Credentials Processor & API
Last Release on Feb 28, 2024

19.Iridium CBOR LD (JRE11)

com.apicatalog » iridium-cbor-ld-jre11 Apache

A CBOR-based serialization for Linked Data
Last Release on Jul 27, 2024

20.Carbon DIDs (JRE8)2 usages

com.apicatalog » carbon-did-jre8 Apache

Decentralized Identifiers (DIDs) API
Last Release on Jul 3, 2023