# Open Internet Stack: development of technological commons/open-source 3C building blocks (RIA)

Appel à propositions (financement en cascade).  Programme : Horizon Europe (HORIZON).  Référence : HORIZON-CL4-2025-03-DATA-11.

Source: QUOTA CÔTE — https://quotacote.com/opportunites/open-internet-stack-development-of-technological-commons-open-source-3--a8fc0f0e-e3cc-47e0-855c-9cfd61cd2066
Last checked by QUOTA: 2026-11-04
Methodology: https://quotacote.com/a-propos-des-donnees

## Key facts

- Deadline: 2027-01-03 [FACT]
- Last checked by QUOTA: 2026-11-04 [FACT]
- Sector (QUOTA normalisation): Télécommunications & IT [ANALYSIS]
- Summary: QUOTA editorial summary of the source notice [ANALYSIS]

## Entities

- funder: Commission européenne
- buyer: Horizon Europe (HORIZON)

## Limitations

- QUOTA republishes a normalised summary, not the tender documents themselves.
- Commercial details (source dossier, full deadline history, budget) are reserved for subscribers.