A pure Java implementation of JsonLogic without using the Nashorn JS engine

A Streamlit component to build a condition tree

A fast JSONLogic rules engine: one Rust core with official bindings for Node.js, Python, Go, Java, .NET, PHP, and the browser (WASM), plus a React visual debugger.

Simple, configurable react query builder

Blockly based editor for JSONLogic structures.

A native Swift JsonLogic implementation. This parser accepts JsonLogic rules and executes them.

Golang implementation of JsonLogic (jsonlogic.com)

Convert rules between json-rules-engine, JsonLogic, json-logic-engine, filtrex, jexl, expr-eval, expression-eval and Casbin matchers. Any-to-any through one canonical IR, Rust-style Result API, zero runtime dependencies.

Build complex rules, serialize them as JSON, and execute them in JavaScript

An API-first declarative services runtime in Rust. Build and scale governed REST & Kafka endpoints with JSON workflows, built-in observability, and AI safety rails.

JSON Logic to SQL Transpiler

Build complex rules, serialize them as JSON, and execute them in GO

CLI and 46-tool MCP server for the Orion services runtime — manage workflows, channels, and connectors from the terminal or let your AI assistant build services

Customized Query Builder for creating Rules and Groups

An implementation of the json-logic rule parser using Kotlin and the Nashorn ScriptEngine

Additional tools for json-logic-js-jit

Build complex rules and execute them in ruby. json-logic is a ruby implementation for JsonLogic.

Test suite for Compatibility check & benchmarking

A TypeScript MCP server for Obsidian supporting vault operations, graph analytics, advanced search, and semantic tools.

A Python Sqlite3 database for JSON documents. Simple indexing using JsonLogic.