If you absolutely cannot pay for a licence, consider switching to a different platform that works with eSSL hardware. Many open-source attendance systems support standard biometric devices via SDKs or ZKTeco protocols (eSSL devices often emulate ZKTeco protocols).
That being said, let's approach this topic from a more general and legitimate perspective, focusing on the software itself, its features, and the implications of using time tracking software in businesses. We will also discuss the legitimate ways to obtain software licenses. free licence key for essl etimetracklite
: Websites claiming to offer free keys often host malware, spyware, or phishing links that can compromise your company data. If you absolutely cannot pay for a licence,