"develop from scratch" is correct and usable in written English.
It is an idiom that means to create something that is totally new. For example: We decided to develop the software from scratch, instead of using existing programs.
(A plan to develop from scratch about 10,700 megawatts of nuclear capacity by 2030 is a pipe dream).
Kosse says they rarely develop from scratch, preferring a more "opportunistic" approach to pick up films to complement what's happening in individual countries.
Other startup CEOs are not coy about their time-to-market advantages and software expertise, something that Intel and IBM would have to develop from scratch.
Finally, in 1996 yet another project of 50 ha was carried out in the Meijendel dunes, in which infiltration ponds were removed to allow vegetation succession to develop from scratch.
While collaborative behaviour between firms is central to EIP development if the potential benefits of industrial ecology are to be realised, it is important to realise that such behaviour is difficult to develop from scratch through policy intervention.
The platform encourages further additions to its library through a bounty system, which lets users request algorithms that researchers familiar with the field can contribute from their work or develop from scratch for a fee.
Reuse is a practice that aims: to reduce the time spent in the development process, since software was not developed from scratch; and to increase the software quality, since reusable practices, models or code were previously tested (Shiva and Shala 2007).
As this application has not been not developed from scratch, the time spent in its development was reduced and its quality was improved (Abi-Antoun 2007; Johnson 1997; Stanojevic et al. 2011).
