title: Release Notes - JustAPI v2.0.0
description: Official release notes for JustAPI 2.0.0.

🚀 JustAPI v2.0.0 Release Highlights

We are thrilled to announce JustAPI 2.0.0 — the flagship production release of the Rust-powered Python web framework!

🌟 Key Changes in 2.0.0

1. Multi-Database Project Scaffolder:

   • Interactive CLI wizard (justapi create) supporting DuckDB, ClickHouse, PostgreSQL, MySQL, SQLite, MongoDB, and Redis.

2. Multi-Protocol Architecture:

   • Built-in support for REST (OpenAPI 3.1 & Scalar UI), GraphQL (app.graphql()), gRPC/Protobuf (/rpc), and JSON-RPC 2.0 (/jsonrpc).

3. OpenTelemetry Jaeger Stack Generator:

   • Automatically generates docker-compose.otel.yml for zero-config distributed tracing and Prometheus monitoring.

4. Multi-Arch Binary Wheel Pipeline:

   • Published multi-architecture PyPI wheels for Linux x86_64, Linux ARM64 (AWS Graviton), Linux Musl (Alpine), macOS x86_64/arm64, and Windows x64.

5. Starlette Parity:

   • Added app.add_middleware(), app.add_cors(), and FastAPI-standard JustAPIApp(title=..., version=...) kwargs.

6. Hardened Security & Fuzzing:

   • Untrusted input pipeline fuzzing targets verified clean across Miri and LLVM libFuzzer suites.