OpportunityBox
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OpportunityBox

An open-source directory of conferences, workshops, trainings, fellowships, volunteer positions, and calls for papers from around the world, with deadlines, funding info, and application links in one place.

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  • Fellowships
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One email a week: new opportunities + deadlines closing soon.

MIT licensed · Created by S M Asif Hossain · Built by the community, for the community

Explore opportunities

338 open opportunities worldwide, updated continuously.

Grant
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Fiscal Year (FY) 2027 Department of War (DoW) Defense University Research Instrumentation Program (DURIP)

Fiscal Year (FY) 2027 Department of War (DoW) Defense University Research Instrumentation Program (DURIP), a US federal funding opportunity from Office of Naval Research (opportunity number N0001426SF003). See the official Grants.gov listing for eligibility, award amounts, and application instructions.

United StatesFully fundedDue Nov 6, 2026
Training
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ROSES25: A.15 Biosphere

ROSES25: A.15 Biosphere, a US federal funding opportunity from NASA Headquarters (opportunity number NNH25ZDA001N-BIOS). See the official Grants.gov listing for eligibility, award amounts, and application instructions.

United StatesFully fundedDue Nov 6, 2026
Training
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ROSES25: C.4 Planetary Science Enabling Facilities

ROSES25: C.4 Planetary Science Enabling Facilities, a US federal funding opportunity from NASA Headquarters (opportunity number NNH25ZDA001N-PSEF). See the official Grants.gov listing for eligibility, award amounts, and application instructions.

United StatesFully fundedDue Nov 10, 2026
Hackathon
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NASA International Space Apps Challenge

The world's largest global hackathon: 48 hours solving challenges using NASA's open data, in hundreds of cities and online. Open to all skill levels.

OnlineNo fundingDue Nov 11, 2026
CFP · Conference
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ICDE 2027, Call for Papers

IEEE International Conference on Data Engineering. Ranked CCF-A / CORE A*. The conference takes place May 17-21, 2027 in Copenhagen, Denmark. Deadline data from the open ccf-deadlines project.

Copenhagen, DenmarkFunding unknownDue Nov 11, 2026
Training
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ROSES 2025: C.2 Solar System Science

ROSES 2025: C.2 Solar System Science, a US federal funding opportunity from NASA Headquarters (opportunity number NNH25ZDA001N-SCUBED). See the official Grants.gov listing for eligibility, award amounts, and application instructions.

United StatesFully fundedDue Nov 12, 2026
CFP · Conference
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REFSQ 2027, Call for Papers

Requirements Engineering: Foundation for Software Quality. Ranked CCF-C / CORE B. The conference takes place April 12-15, 2027 in Basel, Switzerland. Deadline data from the open ccf-deadlines project.

Basel, SwitzerlandFunding unknownDue Nov 12, 2026
Fellowship
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Erasmus Mundus Joint Master Degrees

Fully funded master's programmes delivered by consortia of European universities: EU-funded scholarships cover tuition, travel, installation, and monthly living costs.

European UnionFully fundedDue Nov 16, 2026
Workshop
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Applied Mathematics

Applied Mathematics, a US federal funding opportunity from U.S. National Science Foundation (opportunity number PD-16-1266). See the official Grants.gov listing for eligibility, award amounts, and application instructions.

United StatesFully fundedDue Nov 16, 2026
Training
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Major Research Instrumentation Program

Major Research Instrumentation Program, a US federal funding opportunity from U.S. National Science Foundation (opportunity number 23-519). See the official Grants.gov listing for eligibility, award amounts, and application instructions.

United StatesFully fundedDue Nov 16, 2026
CFP · Conference
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S&P 2027, Call for Papers

IEEE Symposium on Security and Privacy. Ranked CCF-A / CORE A*. The conference takes place TBD in MONTREAL, CANADA. Deadline data from the open ccf-deadlines project.

MONTREAL, CANADAFunding unknownDue Nov 17, 2026
Grant
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National Science Foundation Fostering Interdisciplinary Networks to Develop Emergent and Responsive Solutions Foundry

National Science Foundation Fostering Interdisciplinary Networks to Develop Emergent and Responsive Solutions Foundry, a US federal funding opportunity from U.S. National Science Foundation (opportunity number 26-507). See the official Grants.gov listing for eligibility, award amounts, and application instructions.

United StatesFully fundedDue Nov 18, 2026
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