> For the complete documentation index, see [llms.txt](https://berinis-organization.gitbook.io/ono/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://berinis-organization.gitbook.io/ono/readme.md).

# What is ONO?

ONO is a lightweight cryptocurrency built around **proof of burn** — a consensus mechanism where block producers ("forgers") earn the right to create blocks by permanently destroying coins, instead of spending electricity on mining hardware.

## Key facts

|                 |                                                                          |
| --------------- | ------------------------------------------------------------------------ |
| Total supply    | 100,000,000 ONO — fully created at genesis, no new coins are ever minted |
| Block time      | \~10 seconds on average                                                  |
| Consensus       | Proof of burn                                                            |
| Block reward    | Transaction fees only                                                    |
| Transaction fee | 0.01% of the amount, capped at **0.01 ONO**                              |
| Address format  | A compressed secp256k1 public key (66 hex characters)                    |
| Smallest amount | 0.00000001 ONO                                                           |

## Where to start

**Users**

* [Create a wallet](/ono/guides/create-a-wallet.md) — set up a wallet and get your address
* [Send and receive ONO](/ono/guides/send-and-receive.md) — transactions, fees, and confirmation times
* [Earn ONO playing Dota 2](/ono/guides/earn-with-dota2.md) — get rewarded for winning matches

**Curious how it works?**

* [How ONO works](/ono/learn/how-ono-works.md) — blocks, transactions, and addresses explained
* [Proof of burn](/ono/learn/proof-of-burn.md) — how blocks are forged without mining

**Developers**

* [Quickstart with ono-web](/ono/developers/quickstart.md) — the official JavaScript library
* [Core API reference](/ono/developers/api-reference.md) — REST and WebSocket API of a core node
* [Run a node](/ono/developers/run-a-node.md) — operate your own ONO node and forge blocks

## Ecosystem

| Site                                   | What it is                              |
| -------------------------------------- | --------------------------------------- |
| [ono.gg](https://ono.gg)               | Project landing page                    |
| [wallet.ono.gg](https://wallet.ono.gg) | Web wallet                              |
| [dota2.ono.gg](https://dota2.ono.gg)   | Dota 2 rewards app                      |
| [core.ono.gg](http://core.ono.gg)      | Public core node (REST + WebSocket API) |