Raphtory

An in-memory temporal graph database written in Rust with Python and Rust APIs. Tracks graph changes over time with time-traveling queries across historical states. Supports multilayer graph modeling, built-in graph algorithms, and full-text search. Includes a GraphQL server with a bundled exploration UI.

Visit website GitHub 641 stars

Overall rank: #32
First released: December 2020
License: GPL-3.0
Built with: Rust

Details

Vendor: Pometry
Type: Property Graph
Category: Emerging
License: GPL-3.0
Language: Rust
Query Languages: GraphQL
Protocols: GraphQL (HTTP)

Sources 4 references

Protocols GraphQL (HTTP)

Primarily an embedded Python/Rust library; can also host a GraphQL server (default port 1736) via GraphServer.

It can be ran embedded or as a server instance using GraphQL, supports time traveling, full-text search, multilayer modelling, and advanced analytics beyond simple querying
GitHub - Pometry/Raphtory: Scalable graph analytics database powered by a multithreaded, vectorized temporal engine, written in Rust · reviewed 2026-08-02

Released 2020-12

Confirms the current value. The repo (created 2017-05, with academic prototypes described at DEBS 2017) wasn't publicly usable software until this tagged release; GitHub explicitly dates it 2020-12-08.

Initial Raphtory release now that it is in a useable state to ingest and build the graph. This is a test release for current users
raphtory-akka-0.1 · reviewed 2026-08-02

Language Rust

Confirms the current value. The project was originally written in Scala (2017-2022) and was fully rewritten in Rust, which is what today's repository ships.

Raphtory is an in-memory vectorised graph database written in Rust with friendly Python APIs on top.
Pometry/Raphtory: Scalable graph analytics database powered by a multithreaded, vectorized temporal engine, written in Rust · reviewed 2026-08-02

License GPL-3.0

SPDX identifier as classified by GitHub from the repository licence file.

"spdx_id": "GPL-3.0"
GitHub licence API — Pometry/Raphtory · reviewed 2026-08-02