A preceramic resin formulation comprising: (a) a first molecule selected from trivinylborazine; 2,4,6-trimethyl-2,4,6-trivinylcyclotrisilazane; 1,3,5,7-tetravinyl-1,3,5,7-tetramethylcyclotetrasilazane; 1,3,5-trivinyl-1,3,5-trimethylcyclosiloxane; 1,3,5,7-tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane; 2,2,4,4,6,6-hexakisallyloxyl-triazatriphosphinine; tetraallyloxysilane; vinyl-terminated polydimethylsiloxane; tetravinylsilane; vinyl-terminated polydimethylsiloxane-ethylene copolymer; divinyldimethylsilane; 1,2-divinyltetramethyldisilane; 1,4-bis(vinyldimethylsilyl)benzene; vinylmethylsiloxane homopolymer; methacryloxypropyl terminated polydimethylsiloxane; boron vinyldimethylsiloxide; vinylmethylsiloxane- dimethylsiloxane copolymer, trimethylsiloxy terminated polymer; vinylethoxysiloxane-propylethoxysiloxane copolymer; vinyltrimethoxysilane; trivinylmethylsilane; diallyldimethylsilane; 1,3,5-trisilacyclohexane; B,B'B"-triethynyl-N,N'N"-trimethylborazine; and B,B'B"-triethynylborazine; wherein said first molecule is present from about 3 wt% to about 97 wt% of said formulation; (b) a second molecule comprising R-Y-H, wherein R includes an inorganic group containing an element selected from the group consisting of Si, B, Al, Ti, Zn, P, Ge, S, N, O, and combinations thereof, and wherein Y is O, wherein said second molecule is present from about 0.1 wt% to about 97 wt% of said formulation; (c) a photoinitiator, wherein said photoinitiator is a combination of photoinitiators that generate free radicals under light exposure from light having a wavelength from 200 nm to 500 nm; (d) a free-radical inhibitor; and (e) a 3D-printing resolution agent, wherein said 3D-printing resolution agent is selected from UV absorbers, fluorescent molecules, optical brighteners, or combinations thereof. (a) a first molecule selected from trivinylborazine; 2,4,6-trimethyl-2,4,6-trivinylcyclotrisilazane; 1,3,5,7-tetravinyl-1,3,5,7-tetramethylcyclotetrasilazane; 1,3,5-trivinyl-1,3,5-trimethylcyclosiloxane; 1,3,5,7-tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane; 2,2,4,4,6,6-hexakisallyloxyl-triazatriphosphinine; tetraallyloxysilane; vinyl-terminated polydimethylsiloxane; tetravinylsilane; vinyl-terminated polydimethylsiloxane-ethylene copolymer; divinyldimethylsilane; 1,2-divinyltetramethyldisilane; 1,4-bis(vinyldimethylsilyl)benzene; vinylmethylsiloxane homopolymer; methacryloxypropyl terminated polydimethylsiloxane; boron vinyldimethylsiloxide; vinylmethylsiloxane- dimethylsiloxane copolymer, trimethylsiloxy terminated polymer; vinylethoxysiloxane-propylethoxysiloxane copolymer; vinyltrimethoxysilane; trivinylmethylsilane; diallyldimethylsilane; 1,3,5-trisilacyclohexane; B,B'B"-triethynyl-N,N'N"-trimethylborazine; and B,B'B"-triethynylborazine; wherein said first molecule is present from about 3 wt% to about 97 wt% of said formulation; (b) a second molecule comprising R-Y-H, wherein R includes an inorganic group containing an element selected from the group consisting of Si, B, Al, Ti, Zn, P, Ge, S, N, O, and combinations thereof, and wherein Y is O, wherein said second molecule is present from about 0.1 wt% to about 97 wt% of said formulation; (c) a photoinitiator, wherein said photoinitiator is a combination of photoinitiators that generate free radicals under light exposure from light having a wavelength from 200 nm to 500 nm; (d) a free-radical inhibitor; and (e) a 3D-printing resolution agent, wherein said 3D-printing resolution agent is selected from UV absorbers, fluorescent molecules, optical brighteners, or combinations thereof. <EOS>