Restack Open Call (2026-11R)
Run by Restack · Can apply alone
What this call funds
This call offers small R&D grants for open source and open hardware projects that contribute to a trustworthy, non vendor locked internet stack, covering everything from chips and middleware to end user applications. Grants range from 5,000 to 50,000 euros, with the possibility of scaling up later if the project shows promise. Beyond money, recipients get help such as security audits, accessibility scans and standardisation support.
software platforms · cybersecurity · internet of things · deep tech · research excellence
Who wins this
A developer, researcher or small team building open source or open hardware components for a more secure and interoperable internet stack, with a clear European relevance.
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
- private individual, organisation of any type
- Also required
- Proposals must have research and development as primary objective, a clear European dimension, be no longer than two pages, score above 5.0 out of 7 across three weighted criteria, and all outputs must be open access or released under a recognised free and open source license; AI generated proposals are discouraged and require a full prompt log.
- 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