StartSSL : Free but takes a lot of time(monthly domain verification and all )
GlobalSign : if you want this SSL for a opensource project you can get it for free
SSLtrust : Comodo Positive SSL for $4.95
As for the difference between cheapssl certifications and $200 is their guarantee and browser trust.
Extended Validated certificate has more browser trust than a positive ssl certificate.
StartSSL : Free but takes a lot of time(monthly domain verification and all )
GlobalSign : if you want this SSL for a opensource project you can get it for free
SSLtrust : Comodo Positive SSL for $4.95
As for the difference between cheapssl certifications and $200 is their guarantee and browser trust. Extended Validated certificate has more browser trust than a positive ssl certificate.