Restack Open Call (2027-01R)
Run by Restack · Can apply alone
What this call funds
This call funds small to medium sized R&D projects that build open, free and open source technology for the internet stack, from chips and middleware to end user applications. Grants range from 5,000 to 50,000 euros, with the possibility of scaling up for projects that show strong potential. The goal is to strengthen digital autonomy by growing shared, non proprietary infrastructure across every layer of technology.
software platforms · cybersecurity · internet of things · cloud edge computing · semiconductors · deep tech
Who wins this
Individuals, informal collectives or organisations of any type based in Europe who want to build a concrete, openly licensed technical building block for the open internet stack.
Could you win this call?
Only the website is required.
The call in detail
- Indicative grant size
- €50k
- Submission
- Single-stage submission (full proposal at once)
- Type of action
- Cascade funding
- Partners
- Not required. You can apply on your own.
- Eligible applicants
- individual, collective, association, foundation, NGO, university, institute, public sector entity, cooperatively owned company, SME, corporation
- Also required
- Applicants must have a clear European dimension, usually meaning being from a Horizon Europe eligible country, project outcomes must be released under a free or open source license, and generative AI related projects are out of scope unless already widely used by over 1 million active users and directly relevant to the stack.
- Sectors
- AI/ML · Deep Tech · Manufacturing · Aerospace
- Eligible countries (45)
- Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Norway, Iceland, Switzerland, United Kingdom, Israel, Türkiye, Ukraine, Serbia, North Macedonia, Montenegro, Albania, Bosnia and Herzegovina, Kosovo, Georgia, Armenia, Moldova, Tunisia, New Zealand
Who has won calls like this
Organisations that most often win this call family · 86 past winners