We have been developing using the synergy/de platform for 30+ years. The synergy isam meets a lot of your criteria.
There is a runtime required for their main environment, however they have recently released an entry into the "no SQL" arena which I believe is free and is just a rebadge of their isam - company name is Synergex from Sacramento in ca / I have a regular monthly Skype call with their CEO this Friday - and can ask some questions for you. They are a great company to deal with. See their web site www.synergex.com & the no SQL product is called kittaro Happy to have a chat offline Regards, Steven Parish Sent from my iPhone On 23/10/2014, at 7:26 AM, Greg Keogh <g...@mira.net> wrote: >> Are you locked into this specific ISAM provider - can you replace with >> another? > > Do you know of any other in-process, small footprint, transactional, > high-performance, high-capacity, zero-configuration, zero-installation ISAM > libraries I could replace ESENT with? -- Greg