The complete collection is split into two main volumes. While individual pieces like Alba Nera or L'Archipel are sometimes found as standalone digital files, the full set is best accessed through official channels:
Les 100 de Roland Dyens is a landmark pedagogical work that distills the essence of Dyens’s unique musical voice—blending jazz harmony, contemporary techniques, Brazilian rhythms, and classical tradition—into 100 compact, playable pieces. Each piece is typically 8 to 16 bars long, focusing on a specific technical or musical idea.
The primary legal source for Les 100 de Roland Dyens in PDF (eScore) format is Productions d'Oz