# Bengaluru Events Directory — Full Event Listing # April 15–26, 2026 | Bengaluru (Bangalore), India # Website: https://bengaluru-events.sagarjethi.com # Author: Sagar Jethi (@sagarbjethi) # Last Updated: 2026-04-12 ## Summary 34+ tech events across 12 days in Bengaluru, India's tech capital. 18 free events | 8 hackathons | $150K+ in prizes Categories: Conference, Hackathon, Startup, Web3/Crypto, Meetup, Music & Culture, Sports, Expo, Cybersecurity --- ## Quick Calendar - Apr 15 (Tue): Tech & Innovation Summit, IDEA x AIWeb3 2026 - Apr 16 (Wed): OpenAI Codex Hackathon, Codex Community Hackathon, VibeCon India, W3Summit, Plumbex India - Apr 17 (Thu): JioHotstar ScaleUp 2.0, Rust India Conference, Calvin Harris Live, Love Letters Theatre - Apr 18 (Fri): YC Startup School India, ElevenLabs Buildathon, YC BLR Pre-Event Mixer, Golang Meetup, The Other Room, Founders & Freelancers Meetup - Apr 19 (Sat): YC Secret (AI)fter Party, After YC AI Community Mixer - Apr 21 (Mon): GIDS 2026, ISMG Cybersecurity Week, Aya AI Hackathon - Apr 22 (Tue): AWS Summit Bengaluru, ICRCET 2026 - Apr 23 (Wed): TCS 10K Get Active Expo - Apr 24 (Thu): HackBricks 2026 - Apr 25 (Fri): Meta PyTorch Hackathon, GDG Build For Bengaluru - Apr 26 (Sat): TCS World 10K Race, HackBLR by Geekroom --- ## Conferences & Summits ### Tech & Innovation Summit 2026 (9th Edition) - Date: April 15–16, 2026 - Venue: Sheraton Grand Bangalore, Brigade Gateway - Time: 10:00 AM – 9:30 PM - Cost: Paid (~$195) - Tags: AI, Web3, Startups, Blockchain, Gaming - Description: Flagship annual gathering featuring AI, gaming, blockchain/Web3, capital markets, and startup innovation. Multiple thematic stages. - Register: https://www.eventbrite.com/e/tech-innovation-summit-2026-tickets-1977764204977 - Website: https://www.entrepreneurindia.com/techshow/ ### JioHotstar ScaleUp 2.0 — Scaling AI in Practice - Date: April 17, 2026 - Venue: Bengaluru (venue on Luma) - Time: Full day - Cost: Free - Tags: AI, Scaling, Streaming, ML Infra - Description: Deep-dive into how JioHotstar (400M+ users) scales AI in production for media & personalization. - Register: https://luma.com/mu9mdlyh ### Rust India Conference 2026 - Date: April 17–18, 2026 - Venue: NIMHANS Convention Centre - Time: 2 full days - Cost: Paid - Tags: Rust, Systems Programming - Description: India's premier Rust programming language conference. Talks, workshops, and networking. - Register: https://hasgeek.com/rustbangalore/rust-india-conference-2026/ - Website: https://rustindia.org/ ### GIDS 2026 — Great International Developer Summit [FEATURED] - Date: April 21–24, 2026 - Venue: J N Tata Auditorium, IISc Campus - Time: 4 full days - Cost: Paid - Tags: Software Dev, Architecture, AI/ML, DevOps, Cloud - Description: Asia-Pacific's largest polyglot software developer conference. 18th edition at IISc Campus. - Register: https://developersummit.com/ ### ISMG Cybersecurity Week - Date: April 21, 2026 - Venue: The Ritz-Carlton, Bengaluru - Time: Full day - Cost: Invite only - Tags: Cybersecurity, CISO, AI Security - Description: Premier cybersecurity summit. CISOs, regulators, and technology visionaries. DPDP Act, ransomware, AI security. - Register: https://ismg-events.com/cybersecurity-week-2026 ### AWS Summit Bengaluru 2026 [FEATURED] - Date: April 22–23, 2026 - Venue: KTPO Exhibition Center, Whitefield - Time: 2 full days - Cost: Free - Tags: Cloud, AWS, AI, Serverless - Description: AWS's flagship cloud event in India. Agentic AI, serverless, Amazon Bedrock, Kiro IDE. - Register: https://aws.amazon.com/events/summits/bengaluru/ ### ICRCET 2026 - Date: April 22–23, 2026 - Venue: Bangalore - Time: 2 days - Cost: Paid - Tags: Engineering, Research, Academic - Description: 15th Intl. Conference on Recent Challenges in Engineering & Technology. - Register: https://www.icrcet.org/ --- ## Hackathons ### OpenAI Codex Hackathon — Bengaluru - Date: April 16, 2026 - Venue: Bengaluru (co-hosted with GrowthX) - Time: 9:00 AM – 8:00 PM - Cost: Free - Prize: $100,000 - Tags: OpenAI, Codex, Agentic AI, $100K Prizes - Description: OpenAI's first official Codex Hackathon in India. 100+ builders competing for $100,000 in prizes. - Register: https://luma.com/x495vdw1 ### Codex Community Hackathon - Date: April 16, 2026 - Venue: Bengaluru - Time: 9:30 AM – 6:00 PM - Cost: Free - Tags: OpenAI, Codex, Community - Description: Community-driven OpenAI Codex hackathon. Build ambitious AI projects using OpenAI coding tools. - Register: https://www.competehub.dev/en/competitions/luma905275c7e3ce2dda0e8fc122949a9867 ### ElevenLabs Buildathon - Date: April 18–19, 2026 - Venue: Conscious Engines Office - Time: 2 days - Cost: Free - Tags: Voice AI, ElevenLabs, Conversational AI - Description: Build Conversational AI Agents using ElevenLabs' voice AI platform. Part of global hackathon across 30+ cities. - Register: https://luma.com/dxcah0t8 ### Aya AI Hackathon - Date: April 21–25, 2026 - Venue: IIIT Bangalore - Time: Multi-day - Cost: Free - Prize: $20,000+ - Tags: Crypto, DeFi, AI Agents, MCP - Description: Build MCP tools and AI services for DeFi operations. $20,000+ prizes. VCs for pitch sessions. - Register: https://luma.com/ocqqsf8y ### HackBricks 2026 - Date: April 24, 2026 - Venue: Bengaluru (in-person) - Time: 24 hours - Cost: Free - Tags: Data Science, Databricks, ACM - Description: 24-hour in-person hackathon by ACM x Databricks x CodeBasics. Real-world data challenges. - Register: https://mitb.acm.org/hackbricks/ ### Meta PyTorch OpenEnv Hackathon — Finale [FEATURED] - Date: April 25–26, 2026 - Venue: Scaler School of Technology - Time: 48-hour finale - Cost: Free - Prize: $30,000 - Tags: Meta, PyTorch, RL - Description: India's first OpenEnv AI Hackathon. $30,000 prize pool + interview opportunities with Meta and Hugging Face. - Register: https://www.scaler.com/school-of-technology/meta-pytorch-hackathon ### GDG Build For Bengaluru - Date: April 25, 2026 - Venue: REVA University, Yelahanka - Time: 30-hour hackathon - Cost: Free - Tags: AI, Google, Social Impact - Description: GDG Bangalore 30-hour hackathon for AI-driven solutions in healthcare, education, sustainability. - Register: https://gdg.community.dev/gdg-bangalore/ ### HackBLR by Geekroom - Date: April 26, 2026 - Venue: Bengaluru - Time: 8-hour finale - Cost: Free - Prize: ₹25,000+ - Tags: AI Agents, Voice AI, LLM - Description: National-level AI hackathon focused on AI Agents, Voice AI, and LLM applications. 500-2,000 developers. - Register: https://luma.com/ia0ik7c6 ### Hack Days in Bengaluru - Date: TBA (April 2026) - Venue: Bengaluru (in-person) - Time: 12-hour sprint - Cost: Free - Tags: Hackathon, Prototyping - Description: 12-hour in-person hackathon with fast-paced build sprints, lightning workshops, and mentors. - Register: https://hack-days-in-bengaluru.devpost.com/ --- ## Startup Events ### VibeCon India 2026 - Date: April 16–17, 2026 - Venue: Bengaluru - Time: 2 days - Cost: Free to apply - Tags: YC, Vibe Coding, Startups, Investors - Description: Top 300 builder competition by Emergent (valued at $300M). Winners get direct Y Combinator interviews. - Register: https://vibecon.com/register - Website: https://vibecon.com/ ### Y Combinator Startup School India [FEATURED] - Date: April 18, 2026 - Venue: Bengaluru - Time: Full day - Cost: Free (2,000 seats) - Tags: Y Combinator, Founders, Startups - Description: YC's first-ever Startup School in India! Speakers from Razorpay, Meesho, Groww, and Emergent. - Register: https://events.ycombinator.com/yc-sus-india ### YC BLR Pre-Event Mixer - Date: April 18, 2026 - Venue: Bengaluru (venue on Luma) - Time: 9:30 AM – 11:30 AM - Cost: Free - Tags: YC, Networking, Founders - Description: Pre-YC Startup School networking mixer. 337+ attendees. Meet founders and builders. - Register: https://luma.com/nz98ggeh ### YC Secret (AI)fter Party - Date: April 19, 2026 - Venue: Bengaluru - Time: Evening - Cost: Free - Tags: YC, After Party, AI - Description: The unofficial after-party following YC Startup School India. 2,336+ attendees going. - Register: https://luma.com/f09xvrf2 ### After YC: AI Community Mixer - Date: April 19, 2026 - Venue: Lavelle Road, Bengaluru - Time: 3:00 PM – 7:00 PM - Cost: Free - Tags: AI, Builders, Curated - Description: Curated, intimate mixer for 50 serious AI builders. Deep conversations and genuine connections. - Register: https://luma.com/6smwquri --- ## Meetups ### Golang Bangalore Meetup - Date: April 18, 2026 - Venue: ZopDev, HSR Layout - Time: 10:00 AM IST - Cost: Free - Tags: Golang, Performance - Description: Monthly Go language meetup featuring talks on "Performance Debugging in Go Applications." - Register: https://www.meetup.com/golang-bangalore/ ### The Other Room - Date: April 18, 2026 - Venue: Bengaluru - Time: Evening - Cost: Free - Tags: Builders, Networking - Description: Curated builder community meetup during YC Startup School week. - Register: https://luma.com/0xae5wnq ### 11th Founders & Freelancers Meetup - Date: April 18, 2026 - Venue: Koramangala, Bengaluru - Time: Evening - Cost: Free - Tags: Founders, Freelancers, Networking - Description: Networking for independent builders, freelancers, solopreneurs, and early-stage founders. - Register: https://luma.com/7tsxboct ### AI Tinkerers Bengaluru - Date: TBA (April 2026) - Venue: Bengaluru (rotating venues) - Time: ~3 hours - Cost: Free - Tags: AI, Live Demos, Builders - Description: World's largest hands-on AI builder community. Monthly meetup featuring live code demos — no slides, no pitches. - Register: https://bengaluru.aitinkerers.org/ --- ## Web3 & Crypto ### IDEA x AIWeb3 2026 - Date: April 15, 2026 - Venue: Sheraton Grand Bangalore Hotel - Time: 10:00 AM onwards - Cost: Paid - Tags: AI, Web3, Awards - Description: Conference and awards event at the intersection of AI and Web3 communities. - Register: https://allevents.in/bangalore/artificial-intelligence ### W3Summit 2026 - Date: April 16–17, 2026 - Venue: BIEC, Tumkur Road - Time: 2 full days - Cost: ₹15,000 – ₹33,000 - Tags: Web3, Crypto, NFT, Gaming, Investing - Description: India's biggest Web3, gaming, NFT, and digital-assets festival. 2,000+ attendees, 50+ speakers. - Register: https://www.w3summit.io/ --- ## Music, Culture & Sports ### Calvin Harris — Live in Bengaluru - Date: April 17, 2026 - Venue: NICE Grounds, Bengaluru - Time: 4:00 PM onwards - Cost: ₹4,000 – ₹12,000 - Tags: EDM, Concert, Live Music - Description: World-renowned Scottish DJ Calvin Harris performs live. Biggest electronic music event of the season. - Register: https://www.premiertickets.co/event/calvin-harris-india-tour-2026-bengaluru/ ### Love Letters — Theatre - Date: April 17, 2026 - Venue: Prestige Centre for Performing Arts - Time: 7:30 PM - Cost: Paid - Tags: Theatre, Performing Arts - Description: "Ninna Preetiya, Naanu!" — A theatrical performance at one of Bengaluru's premier arts venues. - Register: https://www.pcpa.co.in/pages/events ### Summersault Children's Festival - Date: April 11–26, 2026 - Venue: Prestige Centre for Performing Arts - Time: Multiple shows - Cost: Paid - Tags: Children, Theatre, Arts - Description: Multi-week performing arts festival for children featuring theatre, workshops, and performances. - Register: https://www.pcpa.co.in/pages/events ### TCS 10K Get Active Expo - Date: April 23–25, 2026 - Venue: RSI Cricket Ground - Time: 3 days - Cost: Free - Tags: Running, Fitness, Expo - Description: TCS World 10K expo featuring bib collection, running gear, and fitness activities. - Register: https://tcsworld10k.procam.in/ ### TCS World 10K Race - Date: April 26, 2026 - Venue: Bengaluru - Time: Morning - Cost: Registered - Tags: Running, 10K Race - Description: 18th edition of Asia's most prestigious road running event. - Register: https://tcsworld10k.procam.in/ --- ## Expos ### Plumbex India 2026 - Date: April 16–18, 2026 - Venue: Hall 4, BIEC, Tumkur Road - Time: 3 days - Cost: Free - Tags: Water, Sanitation, Infrastructure - Description: India's largest water, sanitation & plumbing exhibition. 1.4 lakh sq. ft. with 15,000+ visitors. - Register: https://indianplumbing.org/event-activities/plumbex-india-exhibition-2026/ --- ## Event Discovery Platforms Find more events in Bengaluru on these platforms: - Luma: https://luma.com/bengaluru - Eventbrite: https://www.eventbrite.com/d/india--bangalore/tech-events/ - AllEvents.in: https://allevents.in/bangalore/all - Meetup.com: https://www.meetup.com/find/in--bangalore/ - HasGeek: https://hasgeek.com/ - Dev.Events: https://dev.events/AS/IN/Bengaluru/tech - Townscript: https://www.townscript.com/in/bangalore - HackerEarth: https://www.hackerearth.com/hackathon/explore/city/bengaluru/ - CompeteHub: https://www.competehub.dev/ - Unstop: https://unstop.com/ --- ## Frequently Asked Questions Q: What tech events are happening in Bengaluru in April 2026? A: Over 36 events are happening from April 15-26, 2026, including OpenAI Codex Hackathon, YC Startup School India, AWS Summit, GIDS Developer Summit, Meta PyTorch Hackathon, VibeCon, Rust India Conference, ElevenLabs Buildathon, and many more. Q: Are there free tech events in Bengaluru in April 2026? A: Yes, 18 events are free including OpenAI Codex Hackathon, YC Startup School India, AWS Summit, JioHotstar ScaleUp 2.0, ElevenLabs Buildathon, Golang Meetup, GDG Build For Bengaluru, and multiple networking mixers. Q: What hackathons are happening in Bengaluru in April 2026? A: Major hackathons include OpenAI Codex Hackathon ($100K prizes), Meta PyTorch Hackathon ($30K prizes), Aya AI Hackathon ($20K prizes), ElevenLabs Buildathon, HackBricks by ACM x Databricks, GDG Build For Bengaluru, and HackBLR by Geekroom. Q: What is the biggest tech event in Bengaluru in April 2026? A: The biggest events by scale are AWS Summit Bengaluru (free, 2 days at KTPO Whitefield), GIDS Developer Summit (4 days at IISc Campus, Asia-Pacific's largest developer conference), and YC Startup School India (2,000 seats, YC's first event in India). --- Compiled by Sagar Jethi (@sagarbjethi) | https://bengaluru-events.sagarjethi.com Source credit: @arsh_goyal (https://x.com/arsh_goyal/status/2041794638898720812)