DefenceTech

Autonomous systems, drones, defence AI, electronic warfare, cybersecurity, quantum security, aerospace defence, and strategic technologies developed in India.

Latest DefenceTech Articles

8 articles
India Commissions Three Home-Built Warships in a Single Day at Kolkata
Jun 26, 2026
3 min read

India Commissions Three Home-Built Warships in a Single Day at Kolkata

PM Modi commissioned three home-built warships — stealth frigate INS Dunagiri, survey ship INS Sanshodhak and anti-submarine craft INS Agray — into the Indian Navy in a single day at Kolkata, a marker of how much of the combat stack GRSE now builds in India.

Indian NavyGRSE
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Manik Gupta

Author

EyeROV's ₹47-Crore Navy Order Signals the Coming-of-Age of Indian Marine Robotics
Jun 23, 2026
3 min read

EyeROV's ₹47-Crore Navy Order Signals the Coming-of-Age of Indian Marine Robotics

Kochi's EyeROV has won one of India's largest marine-robotics contracts — a ₹47-crore Indian Navy order for indigenous underwater remotely operated vehicles. Founded in 2017 with a fully in-house tech stack and 100-plus deployments behind it, the startup is turning subsea inspection into a sovereign capability.

EyeROVMarine Robotics
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Manik Gupta

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At Eurosatory 2026, Bharat Forge's Kalyani Unveils the Simha 4x4 — an Armoured Vehicle Built to Export
Jun 23, 2026
3 min read

At Eurosatory 2026, Bharat Forge's Kalyani Unveils the Simha 4x4 — an Armoured Vehicle Built to Export

Kalyani Strategic Systems and South Africa's Paramount used the Paris defence expo to debut the Simha 4x4, a clean-sheet light armoured vehicle engineered around NATO-qualified aggregates for fast localisation abroad. There is no customer yet — but the design intent signals where India's private defence champions want to play.

KalyaniBharat Forge
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Manik Gupta

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Sagar Defence's Armed Robot Boats Put India in a Very Small Club
Jun 23, 2026
3 min read

Sagar Defence's Armed Robot Boats Put India in a Very Small Club

A Pune startup's autonomous, gun-armed surface drones — capable of 50 knots and operating through GPS denial — are heading to the Indian Navy under an iDEX order for a 12-boat swarm. It is India's first serious attempt to combine autonomy with lethal force at sea, and a case study in how the iDEX pipeline turns garage prototypes into warfighting kit.

Sagar DefenceUSV
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Manik Gupta

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From a 500-Square-Foot Boardroom to the Border: Big Bang Boom's Vajra Sentinel Reaches the Air Force
Jun 23, 2026
3 min read

From a 500-Square-Foot Boardroom to the Border: Big Bang Boom's Vajra Sentinel Reaches the Air Force

Chennai startup Big Bang Boom Solutions delivered the first lot of its indigenous Vajra Sentinel counter-drone system to the Indian Air Force on 20 May 2025, fast-tracked in the wake of Operation Sindoor. Five years from a boardroom jammer demo to a DGAQA-cleared system on the border — and a ₹200-crore-plus order behind it.

Big Bang BoomCounter-UAS
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Manik Gupta

Author