Toolboxes to create a probe:

AtlasViewer (Aasted, C. M., Yücel, M. A., Cooper, R. J., Dubb, J., Tsuzuki, D., Becerra, L., … & Boas, D. A. (2015). Anatomical guidance for functional near-infrared spectroscopy: AtlasViewer tutorial. Neurophotonics, 2(2), 020801-020801)

fOLD and devfOLD (Zimeo Morais, G. A., Balardin, J. B., & Sato, J. R. (2018). fNIRS Optodes’ Location Decider (fOLD): a toolbox for probe arrangement guided by brain regions-of-interest. Scientific reports, 8(1), 1-11; and Fu, X., & Richards, J. E. (2021). devfOLD: a toolbox for designing age-specific fNIRS channel placement. Neurophotonics, 8(4), 045003-045003)

NIRSTORM (Machado, A., Cai, Z., Pellegrino, G., Marcotte, O., Vincent, T., Lina, J. M., … & Grova, C. (2018). Optimal positioning of optodes on the scalp for personalized functional near-infrared spectroscopy investigations. Journal of neuroscience methods, 309, 91-108)

Array Designer (Brigadoi, S., Salvagnin, D., Fischetti, M., & Cooper, R. J. (2018). Array designer: automated optimized array design for functional near-infrared spectroscopy. Neurophotonics, 5(3), 035010-035010)

Further useful references:

Correspondence between 10-20, 10-10 or 10-5 and anatomical positions on the cortex:

M.Okamoto et al., “Three-dimensional probabilistic anatomical cranio-cerebral correlation via the international 10–20 system oriented for transcranial functional brain mapping,” Neuroimage 21, 99–111 (2004).

V. Jurcak, D. Tsuzuki, and I. Dan, “10/20, 10/10, and 10/5 systems revisited: their validity as relative head-surface-based positioning systems,” Neuroimage 34, 1600–1611 (2007).

C. Kabdebon et al., “Anatomical correlations of the international 10–20 sensor placement system in infants,” Neuroimage 99, 342–356 (2014).

D. Tsuzuki et al., “Macroanatomical landmarks featuring junctions of major sulci and fissures and scalp landmarks based on the international 10–10 system for analyzing lateral cortical development of infants,” Front. Neurosci. 11, 394 (2017).

Use of a neuronavigator to identify scalp projection on the cortical surface:

S. Cutini, P. Scatturin, and M. Zorzi, “A new method based on ICBM152 head surface for probe placement in multichannel fNIRS,” Neuroimage 54, 919–927 (2011).

Pipeline to use an Atlas head:

S. Wijeakumar et al., “Validating a new methodology for optical probe design and image registration in fNIRS studies,” Neuroimage 106, 86–100 (2015).

Automatic tools:

A. Machado et al., “Optimal optode montage on electroencephalography/functional near-infrared spectroscopy caps dedicated to study epileptic discharges,” J. Biomed. Opt. 19, 026010 (2014).

Thanks to Sabrina Brigadoi for providing the initial reference list!