Taskflow

A General-purpose Task-parallel Programming System

write parallel programs with high performance and simultaneous high productivity

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Features

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Expressive Programming Model

Taskflow enables developers to express a broad range of computational patterns using task graph-based approaches with minimal programming effort.

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Parallel Algorithm Primitives

Taskflow offers parallel algorithm primitives for quickly expressing common parallel algorithm patterns.

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Efficient System Runtime

Taskflow develops a highly efficient system runtime optimized for latency, energy efficiency, and throughput.

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Scalable to Millions of Tasks

Taskflow has demonstrated promising performance in large parallel applications with millions of CPU and GPU tasks.

Applications

Parallelizing Computer-aided Design (CAD) Software

We have successfully applied Taskflow to assist developers in the implementation and deployment of parallel CAD algorithms and software that scale to millions of tasks on manycore CPUs and GPUs.

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Parallelizing Classical Software for Quantum Computing

We have successfully applied Taskflow to accelerate the simulation of quantum circuits in both static and dynamic environments using scalable task parallelism.

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Computing Large-scale Machine Learning Workloads

We have successfully applied Taskflow to design efficient model- and data-parallel algorithms for scaling up large-scale machine learning workloads that incorporate billions of parameters.

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Community

GitHub

Taskflow is open-source on GitHub. Check out the code from https://github.com/taskflow/taskflow or download the latest releases.

Documentation

Taskflow handbook is the primary resource for understanding features, concepts, and application programming interface (API).

Profiler

Taskflow profiler provides the visualization and tooling you need to profile Taskflow programs on the web.

Showcase

Taskflow showcase presentation gives you a quick head start to understand the project motivation and important features.

Issue Tracker

Taskflow issue tracker lets you report bugs, request new features, or contribute to the project by fixing open issues.

Mailing List

Taskflow mailing list keeps you in contact with the project community and stay up-to-date with newest features.

Research

Please refer to and cite the following paper if you are using Taskflow in your scientific computing projects:

T.-W. Huang, D.-L. Lin, C.-X. Lin, and Y Lin, "Taskflow: A Lightweight Parallel and Heterogeneous Task Graph Computing System," IEEE Transactions on Parallel and Distributed Systems (TPDS), vol. 33, no. 6, pp. 1303-1320, June 2022.

Recognition

Innovation Award of the 2023 IEEE HPEC/MIT/Amazon Stochastic Block Partition Challenge (Link)
Champion Award of the 2020 IEEE HPEC/MIT/Amazon Sparse Neural Network Graph Challenge (Link)
Second Prize of Open-Source Software Competition at the 2019 ACM Multimedia Conference
ACM SIGDA Outstanding PhD Dissertation Award at the 2019 ACM/IEEE Design Automation Conference (Link)
Best Poster Award at the 2018 Official C++ Conference, voted by hundreds of developers