# Services

### **Services** | [Github](https://github.com/liquidapps-io/zeus-sdk/tree/master/boxes/groups/services)

Below are all of the services listed on the github repo at the link provided above. 

* all-dapp-services - all services
* auth-dapp-service - on-chain authentication client, using EOSIO permissions for auth
* bill-dapp-service - transaction signing service for resource payment
* [cron-dapp-service](https://github.com/liquidapps-io/zeus-sdk/tree/master/boxes/groups/services/cron-dapp-service) - schedule CRON tasks on-chain
* dns-dapp-service - DNS service for hosting frontends
* history-dapp-service - specify and store historical data
* [ipfs-dapp-service](https://github.com/liquidapps-io/zeus-sdk/tree/master/boxes/groups/services/ipfs-dapp-service) - utilize the dapp::multi\_index table to store data in IPFS (vRAM) instead of RAM
* kms-dapp-service - key management service 
* log-dapp-service - contract log service
* [oracle-dapp-service](https://github.com/liquidapps-io/zeus-sdk/tree/master/boxes/groups/services/oracle-dapp-service) - provide oracle services
  * all oracles can be found [here](https://docs.liquidapps.io/liquidapps-documentation/working-with-zeus-sdk/zeus-box-basics/zeus-box-directory/services/oracles)
* [readfn-dapp-service](https://github.com/liquidapps-io/zeus-sdk/tree/master/boxes/groups/services/readfn-dapp-service) - read a contract function without the need to submit a trx to the chain
* sign-dapp-service - EVM signing service
* storage-dapp-service - IPFS based data storage
* [vaccounts-dapp-service](https://github.com/liquidapps-io/zeus-sdk/tree/master/boxes/groups/services/vaccounts-dapp-service) - EOSIO accounts that live in vRAM instead of RAM
* [vcpu-dapp-service](https://github.com/liquidapps-io/zeus-sdk/tree/master/boxes/groups/services/vcpu-dapp-service) - scale blockchain processing power horizontally