Free File Splitter - File Splitter is a handy freeware program which allows to easily split and merge files
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
GSplit - GSplit is a free file splitter that splits any file into smaller files called pieces. Lots of customization options, attractive and easy-to-use interface.
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Batch File Split & Join - Split and merge multiple text or binary files in either character, line, or byte modes. When splitting files, you can split on certain text or binary separator; target given number of parts; or target specific part size. Join files on lines/bytes.
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.