Idex grants and funding programs for startups from the Government and private sectors in India

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ADITI 4.0 Challenge Grant Program - iDEX

active
Defence Innovation Organisation
grant

Defence deeptech grant up to ₹25 Cr for startups solving military challenges.

Deadline: May 4, 2026
Upto: ₹25 Cr
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iDEX Open Challenge

inactive
Innovations for Defence Excellence (iDEX)
contest

Up to ₹1.5 crore grant for defence & aerospace innovators.

Deadline: March 31, 2026
Upto: ₹1.5 Cr
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PIEDS SIDBI iDEX Fund - BITS Pilani PIEDS

inactive
Pilani Innovation & Entrepreneurship Development Society (PIEDS), SIDBI
funding

Up to ₹1.5 Cr for DPIIT-recognised iDEX-winning defence startups

Deadline: March 31, 2026
Upto: ₹1.5 Cr
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iDEX Prime Re Open

inactive
Innovations for Defence Excellence (iDEX)
contest

Up to ₹10 crore for IAF deep-tech defence challenges.

Deadline: March 9, 2026
Upto: ₹10 Cr
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iDEX DISC 12 (Re-Open) – IAF

inactive
Innovations for Defence Excellence (iDEX)
contest

Up to ₹1.5 crore for IAF helicopter glide path landing system.

Deadline: March 9, 2026
Upto: ₹1.5 Cr
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Up to 3 months free Notion Business + Notion AI

SIDBI Seed Fund Programme at TIDES IIT Roorkee

inactive
TIDES IIT Roorkee, SIDBI
grant
sidbiseed fundtidesiit roorkeedefenceidexjoint+5 more
Deadline: February 28, 2026
Upto: ₹1.5 Cr
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ADITI 2.0 (Acing Development of Innovative Technologies with iDEX) - Defence Grant

inactive
iDEX (Innovations for Defence Excellence)
grant
idexministry of defencedefence techinnovationmsmestartupdeep-tech+4 more
Deadline: October 30, 2025
₹0 - ₹25 Cr
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iDEX Open Challenge

inactive
iDEX
grant
idexopen challengedefencesecurityinnovationministry of defencecentral government+1 more
Deadline: August 31, 2025
Amount Not Specified
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SIDBI Seed Fund Programme for iDEX-Supported Startups

inactive
Ministry of Micro, Small and Medium Enterprises (MSMEs)
grant
iDEXSIDBIMSMEiitkany Stage
Deadline: July 20, 2025
₹10 Lakhs - ₹15 Cr
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Innovations for Defence Excellence (iDEX)

Ministry of Defence
grant
idexministry of defencedefenceaerospaceinnovationstartupmsme+8 more
Amount Not Specified
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