🧠 Tact Smart Battle 🤜

Join the ultimate smart contract challenge powered by Tact, organized by TON Studio & Codeforces

🏅 Prize Pool — $20,000 in Toncoin!

🎯 Challenge Tasks:
1. Simple Voting — basic voting system.
2. Serial Voting — multiple proposals via a master contract.
3. Scalable Voting — support up to 4 billion voters.
4. Voting with Refunds — refunds to voters.
5. Gas-Managed Voting — fully optimized contracts.

🏆 Rewards:
- Top 128 participants share the prize pool and receive exclusive Soulbound Tokens (SBTs).
- All participants with valid solutions also receive a Participant SBT.
- SBTs include embedded on-chain developer reputation.

⭐️ Additional Perks:
- Top participants will be invited for job interviews at TON Studio.

⏰ Duration: 7 days

🗓️ Start Date: April 21, 12:00 (UTC+3)
🛑 Deadline: April 28, 12:00 (UTC+3)

Registration:
👉 Challenge Link (Codeforces)

Registration guide:
👉 Notion link

Community & Support:
👉 Telegram Challenge Chat

Good luck and may your contracts be efficient and bug-free! 🚀🔥

🚀 Tact v1.5 Audited by Trail of Bits

The security audit for Tact v1.5 has been completed by Trail of Bits, a leading Web3 security firm.

✅ No high-severity vulnerabilities were found.

🔧 Some bugs and points of improvement were discovered and addressed in a new Tact v1.5.4 bugfix release.

Thanks to Trail of Bits for their thorough review!

The report can be accessed at the Trail of Bits GitHub repo: https://github.com/trailofbits/publications/blob/master/reviews/2025-01-ton-studio-tact-compiler-securityreview.pdf

⚡️ In the meantime we continue to improve Tact with new language features, gas optimizations (a lot of those lately!), and enhancements to the compiler’s reliability. This ensures a secure and efficient development experience on TON Blockchain.

👉 Upgrade to Tact 1.5.4, if not already: https://docs.tact-lang.org/book/compile/#upgrades

🍲 cooking with great care for performance and users
♨️ @tact_kitchen