Sponsors & Backers

SumatraPDF is a free, open source project. Consider supporting it so that I can improve it in the future:

• become a backer or sponsor on Patreon
• one-time donation via PayPal

Backers via Patreon

Corporate Sponsors

• Sellintegro sp. z o.o.

Personal Sponsors

• Reinhold Thurner
• Aazmandius
• Linfeng Li
• Hayashi Takehito
• Mihai Dragan
• hldingyetian
• David Walluscheck
• Roger Bratseth
• Victor Soli
• Laurent NOEL
• Nikita
• Walter Manbeck
• Curtis Y Takahashi
• Hasan Kamal-Al-Deen
• Christian Schulz
• Jim Vanderbilt
• Tobias Widmann
• shorlee
• Tony
• Mikhail Smirnov
• TRboom
• Karl Vyzard
• Brian Bradley
• Steven Bickle
• Ahsan Rauf
• Mark
• Derek K
• Rainer Großmann
• Bird Talking
• Tree of life
• Tim Bossert
• Julian
• pglpm
• N. Jensen
• Keiwan Jamaly