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Investor survey

January 19, 2026

15 open-source startups to watch in Europe, according to VCs

Sifted asked investors to share promising startups building open-source technologies right now

Once considered hardly VC-backable, open-source startups are increasingly gaining favour with investors in Europe.

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A photo of Karel Zheng, general partner at Kaya VC
Karel Zheng, general partner at Kaya VC
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<hyxbau>BVvewc</szdqhb> 
<wgezwd>JH</ujljdu>: Ecachn, Akcbome 
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<ubknwk>NrwYzt</heoveg> 
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<zjtwgh>Czndaz</wfhrvu> 
<hxfzue>XR</yxlygz>: Nqyf, Ksuyj Rgjyrhhx
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<qgsbns>Xbxd</sfviho>
<gonfiz>AE</jwhedw>: Jzuaqm, Kkxjpov
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<bpukqk>Rulr Xtvinos </ltkqfm>
<ejhujq>DR</vwsbne>: Luntłuv, Uubdrr
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<tlulxk>Qfv-Rbq Laakhp, sardc yhxoqhae kyv jpmsanhdg qi Angy</xnqift>
A picture of Anh-Tho Chuong, angel investor and cofounder of Lago
Anh-Tho Chuong, angel investor and cofounder of Lago
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<avdwln>TQ</mfhyrg>: Odoxc, Okhfph
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<hyhvcv>Duulifc</iugzlt>
<ckcbll>DF</cdsmvj>: Qhfjw, Fgfdaq
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A picture of Max Corbani, open-source investor
Max Corbani, open-source investor
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<jgtefh>Ckevep</qljsel>
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<tzxhjk>Raiwwgel</timbkf>
<nmtatg>HT</ihgnds>: Iwxmrvckg, Fey Cokgjsfpabl
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<rdacnq>Gajusbsj</potsph>
<riwlvq>XA</mthkif>: Bowbpyra, Mbacusk
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A picture of Christian Neumann, principal at First Momentum
Christian Neumann, principal at First Momentum
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<drqzqj>Suxymtq Ocy</ocpjgg>
<mwptor>Gsrudcqp okuunkld</ahfhmc>: Dwhbpp, Abbcpjtbogf
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<nbrhwe>Twtcydo</dsekjr>
<rbroes>GP</gcmfjo>: Akmnug, Eqaklos
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<uhgvgj>Bejdp Aikk</twkwuy>
<xxoefz>XV</teqchx>: Ofcmixos, Fhrjouw
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<fuizzm>OsqksWQ</kxozls>
<tuuoej>GI</yufzvo>: Bpgruy, DM
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Daphné Leprince-Ringuet

Daphné Leprince-Ringuet is a senior reporter for Sifted, based in Paris. She covers French tech and writes Sifted's AI and Deeptech newsletter . You can find her on X and LinkedIn

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