Timeline Since their initial publication in 2016, the CWL standards have gained much traction and are currently widely supported in practice. Below is a timeline of key moments in the evolution of the CWL Project and standards. 2014 Project begins from conversations at the Bioinformatics Open Source Conference CodeFest 2015 CWL “draft-2” version Commercial vendor (Seven Bridges Genomics) releases product in December 2016 CWL v1.0 released Arvados support for CWL 1.0 2017 CWL v1.0.1 and CWL v1.0.2 released Toil support for CWL 4 public implementations (cwltool, Seven Bridges, Arvados, Toil) 2018 IBM releases CWL implementation for LSF 2019 CWL v1.1 released CWL 2019 Mini Conference (Cambridge, MA, USA) 2020 CWL v1.2 released (with workflow conditionals) CWL included in the IEEE Std 2791™--2020 BioCompute Object standard 2021 2021 CWL Conference (Online) Support for CWL in Illumina Connected Analytics 2022 2022 CWL Conference (Online) Methods Included: Standardizing Computational Reuse and Portability with the Common Workflow Language published in Communications of the ACM by the CWL Community. 2023 2023 CWL Conference (Online) Support for CWL in AWS HealthOmics 2024 2024 CWL Conference (VU Amsterdam, Netherlands and Online)