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https://github.com/scrypt-inc/awesome-op-cat

A curated list of awesome things related to OP_CAT 🐱 on #bitcoin
https://github.com/scrypt-inc/awesome-op-cat

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A curated list of awesome things related to OP_CAT 🐱 on #bitcoin

Awesome Lists containing this project

README 

        
# Awesome OP_CAT [![Awesome](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg)](https://github.com/sCrypt-Inc/awesome-op-cat)



**A curated list of resources related to OP_CAT on Bitcoin**



- [Awesome OP\_CAT ](#awesome-op_cat-)

  - [References](#references)

  - [Articles](#articles)

    - [Introductions](#introductions)

    - [Technical](#technical)

  - [Videos and Podcasts](#videos-and-podcasts)

  - [Applications](#applications)

  - [Communities](#communities)

  - [Testnets](#testnets)

  - [Contributing](#contributing)



## References

- [BIP-347](https://github.com/bitcoin/bips/blob/master/bip-0347.mediawiki)



## Articles

### Introductions

- [OP_CAT: The Key to Bitcoin’s Future Dominance?](https://bitpushnews.medium.com/op-cat-the-key-to-bitcoins-future-dominance-bca7b0607710)

- [What is OP_CAT?](https://hashrateindex.com/blog/a-guide-to-op_cat/)

- [OP_CAT: The Missing Piece for BTC L2s?](https://www.bankless.com/what-is-op_cat-toward-bitcoin-l2s-with-covenants)

- [What is OP_CAT](https://opcat.wtf)

- [Return of the CAT](https://newsletter.blockspace.media/p/bitcoin-opcat-june-2024)

- [Understanding the OP_CAT soft fork](https://www.theblockbeats.info/en/news/50187):  by BlockBeats [CN version](https://www.theblockbeats.info/news/50187)

### Technical

- [CAT and Schnorr Tricks I](https://www.wpsoftware.net/andrew/blog/cat-and-schnorr-tricks-i.html)

- [OP_CAT: The Purr-fect Solution for Covenants?](https://bitcoinmagazine.com/technical/op-cat-the-purr-fect-solution-for-covenants-)

- [OP_CAT from Bitcoin Optech](https://bitcoinops.org/en/topics/op_cat/)

- [OP_CAT AND THE INFINITE NOTHING](https://bitcoinmagazine.com/technical/op-cat-and-the-infinite-nothing-)

- [Scaling Bitcoin for mass use: A realistic vision by StarkWare](https://starkware.co/blog/scaling-bitcoin-for-mass-use/): $1 million fund to support new research of OP_CAT on Bitcoin

- [Balrogs and OP_CATs: The Bridge to Khaza-doom?](https://ercwl.medium.com/balrogs-and-op-cats-the-bridge-to-khaza-doom-b4e4eabd29f6)

- [TO MEME, OR NOT TO MEME: THE CAT](https://bitcoinmagazine.com/technical/to-meme-or-not-to-meme-the-cat)

- [LITTLE OL’ OP_CAT](https://blog.yonson.dev/log/2024-02-vol3/)

- [On Script Upgrades & OP_CAT](https://www.bedlamresear.ch/posts/script/)



## Videos and Podcasts

- [OP_CAT | The Ordinal Show](https://x.com/i/spaces/1OyKAWWkeMzJb)

- [OP_CAT with sCrypt | The Ordinal Show](https://x.com/i/spaces/1lDxLlbrVoZxm)

- [OP_CAT with sCrypt | Emblem Vault](https://x.com/i/spaces/1LyxBglqbBOKN)

- [OP_CAT and Its Use Cases by sCrypt at BitLayers](https://youtu.be/fpTgQe4J9qI)

- [Bitcoin's Smart Contract Revolution: OP_CAT Explained by sCrypt](https://youtu.be/UXz2Xubgr0g?si=orCGcLzZ8jy4V7ie): part 1

- [OP_CAT Unleashed: Revolutionizing Bitcoin with Smart Contracts and DApps - sCrypt](https://youtu.be/co_vu6mULdY?si=RzJ1S3dId6og5ojn): part 2

- [Cat is out of the bag?](https://youtu.be/4hfQYas5j8c?si=JTfkQM5rAWyiGTVC)

- [OP_CAT & Bitcoin Ossification With Blockstream’s Andrew Poelstra](https://youtu.be/FRbpzj5OxOw?si=zLr2bIeyV9pz2bqY)

- [Andrew Poelstra on Covenants (OP_CAT vs OP_CTV)](https://www.youtube.com/live/w-JRpBPDnDU?si=Z33SLbKLApo2YQI2)

- [MEV & OP_CAT Panel](https://youtu.be/HRGx_Y0fLWE?si=eAVkvcP1JzWLmIEo)

- [Is OP_CAT Bullish or Bearish for Bitcoin? | sCrypt interviewed by Francis Dhun](https://www.youtube.com/live/6_mvI2iJP8o?si=cUbHpAkpO5UNKou1)

- [Unlocking Expressivity With OP CAT](https://youtu.be/mztdh1J6Lpc?si=n8_8wpHDYrbqwUwH)

- [sCrypt Unveils OP_CAT Potential in Silicon Valley Seminar](https://www.youtube.com/watch?v=3Rr16uye_tE)



## Applications

- [CAT Protocol](https://catprotocol.org/): miner validated tokens

- [covenants](https://medium.com/@scryptplatform/trustless-ordinal-sales-using-op-cat-enabled-covenants-on-bitcoin-0318052f02b2)

- [Merkle trees](https://medium.com/@scryptplatform/bitcoin-op-cat-use-cases-series-2-merkle-trees-8e7c3f7afe8d)

- [purrfect_vault by taproot-wizards](https://github.com/taproot-wizards/purrfect_vault)

- [vault by sCrypt](https://medium.com/@scryptplatform/bitcoin-op-cat-use-cases-series-3-vaults-f107513c261b)

- [recursive covenant 1](https://medium.com/@scryptplatform/bitcoin-op-cat-use-cases-series-4-recursive-covenants-6a3127a24af4): counter

- [recursive covenant 2](https://github.com/Bitcoin-Wildlife-Sanctuary/covenants-examples/tree/main/src/counter): counter

- [STARK Verifier](https://github.com/Bitcoin-Wildlife-Sanctuary/bitcoin-circle-stark)

- [CatVM](https://catvm.org): Universal fine-state machine through OP_CAT

- [What the heck is CatVM? - Bitcoin Magazine](https://bitcoinmagazine.com/technical/what-the-heck-is-catvm)

- [OP_CAT: A Big Step towards Bitcoin Contracts, From Vault to General Computing | Bitlayer](https://blog.bitlayer.org/opcat_a_big_step_towards_Bitcoin_contracts)

- [Lamport signatures](https://delvingbitcoin.org/t/lamport-signatures-and-other-cat-tricks/236)

- [CATful contract collection](https://github.com/sCrypt-Inc/cat-contracts): a collection of CATful Bitcoin smart contracts written in sCrypt



## Communities

- [OP_CAT builders](https://t.me/opcatbtc): Telegram group for technical discussions

- [Stackoverflow](https://bitcoin.stackexchange.com/questions/tagged/bip347-op-cat)

- [DelvingBitcoin](https://delvingbitcoin.org/search?q=op_cat)



## Testnets

- [Fractal](https://fractalbitcoin.io/): OP_CAT enabled on testnet, mainnet support when launch in Sept 2024

- [Signet](https://en.bitcoin.it/wiki/Signet): OP_CAT enabled

- [CatNet](https://github.com/Bitcoin-Wildlife-Sanctuary/catnet): a custom Bitcoin signet with OP_CAT enabled



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## Contributing



All contributions are welcome. Feel free to open PRs to add new content or categories.