Cobblr the psychedelic penguin

Cobblr Labs

Weird little tools for the XRP Ledger.
Built by a penguin, powered by curiosity. ๐Ÿง๐Ÿ”๏ธ

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XRPFeesWTF
How much XRP have you burned on gas fees? Paste any address, get the damage + a full breakdown of transaction types. Leaderboard included.
LIVE
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Hash Harmony
The XRP Ledger as an ambient radio station. Every transaction becomes a note โ€” payments play piano, offers hit the drums. Put it on and vibe.
LIVE
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How to use Batch
Batch examples for XRPL Batch transactions: 9 examples covering all four modes (All or Nothing, Only One, Until Failure and Independent), each run live on mainnet with receipts and a short clip.
9 BATCH EXAMPLES
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Labs Mystery Box
Provably fair. On-chain. A Xahau testnet mint party with 10 bot frens: a Hook rolls each box with on-chain RNG, mints a URIToken, and the recap page lives on the ledger.
NEW ยท TESTNET TOY
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On-chain pages
Web pages that live on the Xahau testnet ledger, not on our servers: the Mystery Box and Bolt Buddies mint party pages and a mini site stitched from three accounts.
NEW ยท TESTNET TOYS
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Daily $LHT pulse
Latest $LHT pulse card (2026-10-22): price, AMM pool, TVL and holders
Price, AMM pool, TVL and holder count for $LHT, posted every day on @CobblrLabsBot. {Your Ledger, Your Luck}
POSTED DAILY
๐Ÿ—„๏ธ Concluded experiments ยท finished lab runs, archived with their receipts. Latest: Federation of Unique Nodes (archived Oct 18, 2026) and Flywheel Cat (ended Oct 13, 2026). Browse the archive โ†’ ๐Ÿง @CobblrLabsBot is the lab's public account: Batch examples, mainnet receipts and the daily $LHT pulse. Follow on X โ†—