List of free automation stuff for developerππ½
If you're looking for all programming tools around automation (not just free). Check this page List of automation Programming Tools

Make
From tasks and workflows to apps and systems, Make is where you create and automate at the speed of your ideas.
Tag: nocode, automation
1,000 Ops/month

Ctfreak
A centralized task scheduler. Say goodbye to cron and maintain, schedule and run all your shell scripts from one place.
Tag: cron, scheduling, automation, task, ssh, webhook
Single Sign-On Unlimited nodes Unlimited tasks Unlimited notifiers Unlimited executions Up to 3 users Sequential task executions
YepCode
All-in-one platform to connect APIs and services in a serverless environment. It brings all the agility and benefits of NoCode tools, but with all the power of use programming languages
Tag: Saas, PaaS, serverless, API, workflow, devtool, automation, code, productivity, JavaScript
Credit: 1.000 yeps/month Processes: up to 5 by team Integrations: up to 3 by team Time by execution: 5 minutes

30 minutes / month Max execution time per run 2m
Apify
Automate anything you can do manually in a web browser, and run it at scale. Turn any website into an API and make the web work for you!
Tag: API, automation
Free $5 platform credit usage Data retention 7 days Memory actor 4 GB

Script Kit
Automation for Developer. Making scripts easy to run, write, and share. Available for mac
Tag: automation, mac, productivity
imacros
The world's most popular web automation, data extraction, and web testing solution β now with Chromium browser technology for supporting all modern websites.
Tag: automation, testing
Free browser add on Limited to 50 actions/commands/lines. Available for Firefox, Chrome, & IE.