# Utilised ICP features

- [ECDSA threshold Signatures](/utilised-icp-features/ecdsa-threshold-signatures.md)
- [HTTP Outcalls](/utilised-icp-features/http-outcalls.md)
- [ICP timers (heartbeat system)](/utilised-icp-features/icp-timers-heartbeat-system.md)
- [Random tape](/utilised-icp-features/random-tape.md)
- [Exchange rate canister](/utilised-icp-features/exchange-rate-canister.md)