> For the complete documentation index, see [llms.txt](https://tokens-economy.gitbook.io/consensus/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work.md).

# Chain-based Proof of Work

- [Proof of Work (PoW)](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work/proof-of-work-pow-1.md)
- [Proof of Meaningful Work (PoMW)](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work/proof-of-meaningful-work-pomw.md)
- [Hybrid Proof of Work (HPoW)](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work/hybrid-proof-of-work-hpow.md)
- [Proof of Work time (PoWT)](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work/proof-of-work-time-powt.md)
- [Delayed Proof of Work (dPoW)](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work/delayed-proof-of-work-dpow.md)
- [Proof of Edit Distance](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work/proof-of-distance.md)
- [ePoW: equitable chance and energy-saving.](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work/epow-equitable-chance-and-energy-saving..md): PoW based on equitable chance and energy-saving.
- [Semi-Synchronous Proof of Work (SSPoW)](https://tokens-economy.gitbook.io/consensus/chain-based-proof-of-work/semi-synchronous-proof-of-work-sspow.md)