Kristaps Grinbergs (@fassko) 's Twitter Profile
Kristaps Grinbergs

@fassko

⏭️ Blockchain, mobile and fullstack developer.
👨‍💻 Developer Relations engineer at @FlareNetworks
🗣️ Speaker. Founder.
🏃‍♂️ Orienteering sport
🐈‍⬛ Cats

ID: 16821962

linkhttps://www.kristaps.me calendar_today17-10-2008 08:18:33

11,11K Tweet

1,1K Followers

131 Following

Flare Devs (@flaredevhub) 's Twitter Profile Photo

FAssets are over-collateralized ERC-20 tokens that bring assets like BTC, and XRP onto Flare, making them usable across the network just like native tokens. The system is fully trustless and operates through a handful of clearly defined roles: • Users: Anyone can deposit the

FAssets are over-collateralized ERC-20 tokens that bring assets like BTC, and XRP onto Flare, making them usable across the network just like native tokens.

The system is fully trustless and operates through a handful of clearly defined roles:

• Users: Anyone can deposit the
Flare ☀️ (@flarenetworks) 's Twitter Profile Photo

Flare has resumed block production following a brief outage. Validators representing over 85% of stake have successfully updated, and the network is now stable and consistently producing blocks. The FTSO system has resumed price updates and has already self-corrected, thanks to

Flare Devs (@flaredevhub) 's Twitter Profile Photo

⚡️ New Dev Guide Alert! Build your own FTSO custom feed. This step-by-step tutorial shows how to: • Fetch external API data through the Flare Data Connector. • Verify it on-chain in a smart contract you control • Expose the feed via the standard FTSO interface for dApps to

⚡️ New Dev Guide Alert!

Build your own FTSO custom feed. This step-by-step tutorial shows how to:

• Fetch external API data through the Flare Data Connector.

• Verify it on-chain in a smart contract you control

• Expose the feed via the standard FTSO interface for dApps to
Kristaps Grinbergs (@fassko) 's Twitter Profile Photo

ERC-20’s approve() is powerful but dangerous if misused. 👀 A naive call can expose your users to double-spend exploits. In my new blog, I break down how it works + how to use it safely: kristaps.me/blog/solidity-… #solidity #ERC20 #Web3Dev

Kristaps Grinbergs (@fassko) 's Twitter Profile Photo

What is your solution for TypeScript safety in the Web3 frontend? Viem? Or maybe something else? How do you generate the ABI types for your contract and import them? 🤔 #Web3Dev

Flare Devs (@flaredevhub) 's Twitter Profile Photo

Integrating FAssets: Who Does What? 1⃣ User: Calls the Asset Manager on Flare to reserve collateral. 2⃣ User: Sends XRP on the XRPL to the agent’s address (need to specify the reference that comes from the collateral reservation event). 3⃣ Platform: Monitors the XRPL

Integrating FAssets: Who Does What?

1⃣ User: Calls the Asset Manager on Flare to reserve collateral.

2⃣ User: Sends XRP on the XRPL to the agent’s address (need to specify the reference that comes from the collateral reservation event).

3⃣ Platform: Monitors the XRPL
Kristaps Grinbergs (@fassko) 's Twitter Profile Photo

Found a solution by using the raw logs and finding the correct event from the contract ABI. A bit hacky solution, but it works. #web3developers #web3dev

Found a solution by using the raw logs and finding the correct event from the contract ABI. A bit hacky solution, but it works.

#web3developers #web3dev
Flare ☀️ (@flarenetworks) 's Twitter Profile Photo

Flare just turned 3. Since the genesis block, here’s what has built: 1. A robust network that supports 240 million total transactions & 775K+ active addresses. 2. 400K+ data queries to FTSO and FDC - powering FAssets, a bridging system for XRP and more without third-party

Flare just turned 3.
Since the genesis block, here’s what has built:

1. A robust network that supports 240 million total transactions & 775K+ active addresses.

2. 400K+ data queries to FTSO and FDC - powering FAssets, a bridging system for XRP and more without third-party
Flare Devs (@flaredevhub) 's Twitter Profile Photo

The Flare Forge Week is coming! Join us for an exciting week of daily livestreams as talented builders showcase powerful use cases on Flare network. Learn how to build with FAssets, FDC, FTSO and Flare's tooling. 🛠️ Details: 21–25 July | 13:30 UTC daily 📍 Streaming here on

Kristaps Grinbergs (@fassko) 's Twitter Profile Photo

Join me online to unlock the secrets of converting Flare ☀️ FAssets FXRP back to XRP! Don't miss out! Register here 👉 lu.ma/liwjw4uv #XRPFi

Flare Devs (@flaredevhub) 's Twitter Profile Photo

Tomorrow's workshop is special for two reasons: > It will start at 01:00 pm UTC. > It will cover the hottest topic for devs and users: FAssets! The minting/redemption flow will be detailed from a technical perspective, sharing all the steps so everyone can use FAssets on

Tomorrow's workshop is special for two reasons:

> It will start at 01:00 pm UTC.

> It will cover the hottest topic for devs and users: FAssets!

The minting/redemption flow will be detailed from a technical perspective, sharing all the steps so everyone can use FAssets on
Flare ☀️ (@flarenetworks) 's Twitter Profile Photo

Got questions about Flare wallets? We’re answering them live. From choosing the right wallet for your FLR to getting set up and explore Flare dApps - we’ve got you covered. Join the livestream and bring your questions. 🕔 5PM UTC 🟢 Livestream on X

Got questions about Flare wallets? We’re answering them live.

From choosing the right wallet for your FLR to getting set up and explore Flare dApps - we’ve got you covered.

Join the livestream and bring your questions.

🕔 5PM UTC
🟢 Livestream on <a href="/X/">X</a>
Flare ☀️ (@flarenetworks) 's Twitter Profile Photo

FAssets in simple terms ✅ Your native XRP stays on the XRPL. A 1:1 FXRP token is minted on Flare, backed by over 2x collateral. Flare’s native oracle FDC verifies transactions on XRPL directly. Fully onchain. Fully verifiable. Join our workshop tomorrow to learn why your XRP