- Fix WebWorker support in rollup files. ([#2976](https://github.com/ethers-io/ethers.js/issues/2976); [d06aa26](https://github.com/ethers-io/ethers.js/commit/d06aa26d74eecd06149f908ce25dbaf867754c0e))
- Add matic and optimism support to default provider. ([a301297](https://github.com/ethers-io/ethers.js/commit/a3012977b1b10110ea15625754e8fc117e1ea147))
- Use case-insensitive schemes for getDefaultProvider. ([#2320](https://github.com/ethers-io/ethers.js/issues/2320); [8b62aef](https://github.com/ethers-io/ethers.js/commit/8b62aeff9cce44cbd16ff41f8fc01ebb101f8265))
- Pad position in JSON-RPC getStorageAt calls. ([#2982](https://github.com/ethers-io/ethers.js/issues/2982); [d5815cc](https://github.com/ethers-io/ethers.js/commit/d5815cc4f1c13e5265c748d8afc4c085a97b1945))
- Ensure gas estimate errors are not call exceptions in disguise. ([#2954](https://github.com/ethers-io/ethers.js/issues/2954); [2c3dae0](https://github.com/ethers-io/ethers.js/commit/2c3dae08745530b8c3ea3ab6c8f03e8fa8ac1e5c))
- Added optimism to EtherscanProvider. ([#2968](https://github.com/ethers-io/ethers.js/issues/2968); [c6eebf9](https://github.com/ethers-io/ethers.js/commit/c6eebf9928597cab305b663fa409d30e3122e7d0))
- Remove pedantic check for new keyword which broke some platforms for inheritance. ([#2860](https://github.com/ethers-io/ethers.js/issues/2860), [#2861](https://github.com/ethers-io/ethers.js/issues/2861); [32b7373](https://github.com/ethers-io/ethers.js/commit/32b7373456972e0fbd47e7edaf056ed130adf1da))
- Support new OpenEthereum NONCE_EXPIRED string. ([#2845](https://github.com/ethers-io/ethers.js/issues/2845), [#2846](https://github.com/ethers-io/ethers.js/issues/2846); [0855d6e](https://github.com/ethers-io/ethers.js/commit/0855d6e9f593515b639c10a3f65bad712c68221c))
- Mimic Hardhard error strings in CALL_EXCEPTION for popular matchers. ([#2849](https://github.com/ethers-io/ethers.js/issues/2849), [#2862](https://github.com/ethers-io/ethers.js/issues/2862); [dab6ede](https://github.com/ethers-io/ethers.js/commit/dab6ede226e572706655e2865d4c953e37741a5c))
- Fix pocket API key not being passed in for default provider. ([#2890](https://github.com/ethers-io/ethers.js/issues/2890); [056d7c8](https://github.com/ethers-io/ethers.js/commit/056d7c8bfc5896759c383d7cfae8ed0ec5c5eefb))
- Tweaked test case to re-order transaction after event listeners added. ([fa4a290](https://github.com/ethers-io/ethers.js/commit/fa4a29028d97d598b43b2f5ff98077e8cadf56a4))
- Ignore errors when resolving ENS resolver properties. ([d160bac](https://github.com/ethers-io/ethers.js/commit/d160bac273775f928a9441b0275dbdb6032368fa))
- Enable CCIP Read for ENS resolvers. ([#2478](https://github.com/ethers-io/ethers.js/issues/2478); [be518c3](https://github.com/ethers-io/ethers.js/commit/be518c32ec7db9dd4769b57cdf130eb333aebb72))
- Fix missing events on certain network conditions. ([#1798](https://github.com/ethers-io/ethers.js/issues/1798), [#1814](https://github.com/ethers-io/ethers.js/issues/1814), [#1830](https://github.com/ethers-io/ethers.js/issues/1830), [#2274](https://github.com/ethers-io/ethers.js/issues/2274), [#2652](https://github.com/ethers-io/ethers.js/issues/2652); [f67a9a8](https://github.com/ethers-io/ethers.js/commit/f67a9a8569cdfd0ef9ce5fbf09866aab6e4814d4), [f46aa75](https://github.com/ethers-io/ethers.js/commit/f46aa75ef1f3428e640cd046db3f080d264b32f3))
- Added defaultProvider option to omit specific Providers. ([bae215e](https://github.com/ethers-io/ethers.js/commit/bae215eb7fb3efea8473a544579abac1bebb7ef0))
- Add support for pending blocks. ([#2225](https://github.com/ethers-io/ethers.js/issues/2225); [54e6e57](https://github.com/ethers-io/ethers.js/commit/54e6e57fcece4c1718a577ecbeb1af97998e8bdc))
- Help URLs for errors. ([#2489](https://github.com/ethers-io/ethers.js/issues/2489); [38e825c](https://github.com/ethers-io/ethers.js/commit/38e825cee624ff935ec6b70023cf288126a6bb85), [c562150](https://github.com/ethers-io/ethers.js/commit/c562150d2678710f50e5ee3ffa88d0e62d6f696f))
- Added CCIP support to provider.call. ([#2478](https://github.com/ethers-io/ethers.js/issues/2478); [ae23bb7](https://github.com/ethers-io/ethers.js/commit/ae23bb76a937924bf57baf679e6efd8cdf59bc47))
- Adjust default maxPriorityFeePerGas to 1.5 gwei. ([33a029e](https://github.com/ethers-io/ethers.js/commit/33a029e457320a226c68a01f4cfa2d110125a8b8))
- Fix contracts when name resolution fails without any checks. ([#2737](https://github.com/ethers-io/ethers.js/issues/2737); [c2a6a01](https://github.com/ethers-io/ethers.js/commit/c2a6a012bf1d8fcd5805e45754cebdfe211c6933))
- Preserve explicit chainId in JsonRpcProvider during transaction serialization. ([#2691](https://github.com/ethers-io/ethers.js/issues/2691); [6807a76](https://github.com/ethers-io/ethers.js/commit/6807a76b8ddfdd121f98b21e269de3b195a7673e))
- Fixed eth_chainId response for Eip1193Bridge. ([#2711](https://github.com/ethers-io/ethers.js/issues/2711); [5f26fd5](https://github.com/ethers-io/ethers.js/commit/5f26fd55c9d010c00f830a4c83a480a54773858d))
- Remove spurious console.log from Interface. ([#2714](https://github.com/ethers-io/ethers.js/issues/2714); [4e8f004](https://github.com/ethers-io/ethers.js/commit/4e8f004e9e42892840663311cafe042c0b24c61e))
- Allow raw WebSocket to be passed into WebSocketProvider. ([#2562](https://github.com/ethers-io/ethers.js/issues/2562), [#2644](https://github.com/ethers-io/ethers.js/issues/2644); [9aac785](https://github.com/ethers-io/ethers.js/commit/9aac785395e9b47655477a3ba7baf05df3274de9))
- Add support for EIP-2098 compact signatures. ([#2246](https://github.com/ethers-io/ethers.js/issues/2246); [f26074b](https://github.com/ethers-io/ethers.js/commit/f26074b92b0fc8efd3d85c68e84cc6ff8897e4a8))
- Support invalid but popular IPFS URI format. ([#2271](https://github.com/ethers-io/ethers.js/issues/2271), [#2527](https://github.com/ethers-io/ethers.js/issues/2527), [#2590](https://github.com/ethers-io/ethers.js/issues/2590); [03545aa](https://github.com/ethers-io/ethers.js/commit/03545aa78b0e7bd177e22432e4842b0580a11d7d))
- Fixed case-folding in schemes for ENS avatars. ([#2500](https://github.com/ethers-io/ethers.js/issues/2500); [3f5bc6d](https://github.com/ethers-io/ethers.js/commit/3f5bc6ddc1013f0a5974f2ee6f542d6c91480c13))
- Fix browser random in WebWorkers. ([#2405](https://github.com/ethers-io/ethers.js/issues/2405); [4ba63ac](https://github.com/ethers-io/ethers.js/commit/4ba63acc107fdd0a6d6ef3e27349e65edb007447))
- Add support for IPFS metadata imageUrl in getAvatar. ([#2426](https://github.com/ethers-io/ethers.js/issues/2426); [3d6a7ec](https://github.com/ethers-io/ethers.js/commit/3d6a7ec020eacd993b4b0fd3274574de3ddcc257))
- Do not swallow ENS not supported errors. ([#2387](https://github.com/ethers-io/ethers.js/issues/2387); [2f57c6a](https://github.com/ethers-io/ethers.js/commit/2f57c6a4ab44083b2c03f5e57b2702ab7078d286))
- Added arbitrum and optimism to networks and providers. ([#2335](https://github.com/ethers-io/ethers.js/issues/2335); [0844de4](https://github.com/ethers-io/ethers.js/commit/0844de4eb45eb4170fafb6f2a239b53b6be22f1c))
- Added support for data URLs for avatar metadata. ([b8391b0](https://github.com/ethers-io/ethers.js/commit/b8391b0e61bf3627702668920c4fd6506f9bdc60))
- Fixed getAvatar for unconfigured ENS names. ([1e1c93e](https://github.com/ethers-io/ethers.js/commit/1e1c93effa083765be52f3dee10400a9b3eeb003))
- Added ENS avatar support to provider. ([#2185](https://github.com/ethers-io/ethers.js/issues/2185); [ecce861](https://github.com/ethers-io/ethers.js/commit/ecce86125d87ef5258406bde2fff5bc8c9ff3141))
- Fixed splitSignature logic for verifying EIP-2930 and EIP-1559 v. ([#2084](https://github.com/ethers-io/ethers.js/issues/2084); [3de1b81](https://github.com/ethers-io/ethers.js/commit/3de1b815014b10d223a42e524fe9c25f9087293b))
- Include events on ContractFactory deployment transactions. ([#1334](https://github.com/ethers-io/ethers.js/issues/1334); [ab319f2](https://github.com/ethers-io/ethers.js/commit/ab319f2f4c365d4cd1b1e17e577ecd18a7a89276))
- admin: fixed alias script. ([#1494](https://github.com/ethers-io/ethers.js/issues/1494); [8f3d71d](https://github.com/ethers-io/ethers.js/commit/8f3d71dc5fd0e91407737a4b82c58c31269ed2be))
- Better errors when non-string address or ENS name is passed into Contracts or provider methods. ([#1051](https://github.com/ethers-io/ethers.js/issues/1051); [a5c6a46](https://github.com/ethers-io/ethers.js/commit/a5c6a468f4a7ad29fb5277e08c6b8b208383a575))
- Use personal_sign instead of eth_sign for message signing with JsonRpcSigner; added _legacySignMessage for legacy support. ([#1542](https://github.com/ethers-io/ethers.js/issues/1542), [#1840](https://github.com/ethers-io/ethers.js/issues/1840); [8947fd4](https://github.com/ethers-io/ethers.js/commit/8947fd405e3aea07f6db958d89a3ad39abe3a25a))
- Removed extra wordlists from the dist files. ([#2058](https://github.com/ethers-io/ethers.js/issues/2058), [#2077](https://github.com/ethers-io/ethers.js/issues/2077); [cb43a99](https://github.com/ethers-io/ethers.js/commit/cb43a99405cdc5bdcc875efc1821e00e55447791))
- Fix issue when Solidity method collises with JavaScript prototype. ([#1432](https://github.com/ethers-io/ethers.js/issues/1432), [#2054](https://github.com/ethers-io/ethers.js/issues/2054), [#2120](https://github.com/ethers-io/ethers.js/issues/2120); [0a8be37](https://github.com/ethers-io/ethers.js/commit/0a8be37b087470d9354f387d7c439cb0166eaf4d))
- Add support for Cloudflare Workers. ([#1886](https://github.com/ethers-io/ethers.js/issues/1886); [6582ede](https://github.com/ethers-io/ethers.js/commit/6582ede1ce46be0b3abafb120e052b95a2d172b3))
- Added more information to some invalid argument errors. ([#1130](https://github.com/ethers-io/ethers.js/issues/1130); [f3c6d81](https://github.com/ethers-io/ethers.js/commit/f3c6d819f34b6d93f53d98b9f337ade5aa37a594))
- Fix compile-time error in new TypeScript version. ([bee76a4](https://github.com/ethers-io/ethers.js/commit/bee76a49b2e5f95ea2eab49aabf5e44cb4ca794b))
- Adding customData support to transactions to assist L2 chains. ([#1761](https://github.com/ethers-io/ethers.js/issues/1761); [68095a4](https://github.com/ethers-io/ethers.js/commit/68095a48ae19ed06cbcf2f415f1fcbda90d4b2ae))
- Added some explicit null results to previously implicit null results for ENS. ([#1850](https://github.com/ethers-io/ethers.js/issues/1850); [0e5419e](https://github.com/ethers-io/ethers.js/commit/0e5419ec79cb18d82bab8c47bfa3ab4a21cfd293))
- Added BigNumber _difficulty to Block results. ([#2001](https://github.com/ethers-io/ethers.js/issues/2001), [#2036](https://github.com/ethers-io/ethers.js/issues/2036); [a48552a](https://github.com/ethers-io/ethers.js/commit/a48552a4fb85a08178d07437a3934db98b7d0736))
- Fixed isBytes check for invalid length or elements. ([#1964](https://github.com/ethers-io/ethers.js/issues/1964); [7a404fb](https://github.com/ethers-io/ethers.js/commit/7a404fb8ed95a99baab8f3b384f438b697fa5d76))
- Fixed randomBytes not rejecting NaN as a length. ([#1977](https://github.com/ethers-io/ethers.js/issues/1977); [f8adf82](https://github.com/ethers-io/ethers.js/commit/f8adf82e16aaad1a7c1750e7f2e3a9f8073b73e1))
- Allow any Networkish for getDefaultProvider. ([#2031](https://github.com/ethers-io/ethers.js/issues/2031); [cc250b2](https://github.com/ethers-io/ethers.js/commit/cc250b2060451e0ee6b1cf3edb6b005f9eee9c61))
- Stop allowing commas in fixed numbers; left over from legacy comma support. ([#2083](https://github.com/ethers-io/ethers.js/issues/2083); [45f3675](https://github.com/ethers-io/ethers.js/commit/45f367512d1d5dccfd06fad9cc8688e4d0cccdb8))
- Temporarily remove the block miner for clique-based networks from CI testing. ([#1967](https://github.com/ethers-io/ethers.js/issues/1967); [8320d53](https://github.com/ethers-io/ethers.js/commit/8320d534d78173dfa8ecb4def634a00483a6aa9c))
- More readable errors involving Uint8Arrays. ([b6a061e](https://github.com/ethers-io/ethers.js/commit/b6a061e7bfd14c1f2df1418df37f704275908e8b))
- Added Deferred Error support to Description objects to extent Interface parse methods. ([#1894](https://github.com/ethers-io/ethers.js/issues/1894); [a662490](https://github.com/ethers-io/ethers.js/commit/a662490e82a9b71b5f6dee0a8242e6fa78409d79))
- Fix address coder to prepare non-hexdatastring addresses as hexdatastring. ([#1906](https://github.com/ethers-io/ethers.js/issues/1906); [017b1fe](https://github.com/ethers-io/ethers.js/commit/017b1feba2c9dea88f078b299d211cbd58d43b49))
- Removed temporary code for better errors needed until Alchemy added EIP-1559 support. ([#1893](https://github.com/ethers-io/ethers.js/issues/1893); [accb852](https://github.com/ethers-io/ethers.js/commit/accb85268c92fa894e769ec1dca322e117d33e5f))
- Fixed Etherscan API key in default provider. ([#1807](https://github.com/ethers-io/ethers.js/issues/1807); [1d27d95](https://github.com/ethers-io/ethers.js/commit/1d27d95670ee3a51879393fed44297128c4a42a3))
- Fixed JsonRpcProvider for pre-EIP-2930 chains. ([#1766](https://github.com/ethers-io/ethers.js/issues/1766); [7274cd0](https://github.com/ethers-io/ethers.js/commit/7274cd06cf3f6f31c6df3fd6636706d8536b7ee2))
- Forward some missing EIP-1559 fields to call and estimateGas. ([#1766](https://github.com/ethers-io/ethers.js/issues/1766); [be3854e](https://github.com/ethers-io/ethers.js/commit/be3854e648fdef0478db8a64c26be6d9e90cf453))
- Fixed possible UnhandledPromiseException for bad ENS names. ([63f8b28](https://github.com/ethers-io/ethers.js/commit/63f8b2822318d1e0fcc41f4662feb6e5ae338f3d))
- Prevent overriding value for non-payble constructors. ([#1785](https://github.com/ethers-io/ethers.js/issues/1785); [593b488](https://github.com/ethers-io/ethers.js/commit/593b4886ff607d00d656b8131b843933eb48838e))
- Added matic support to INFURA and Alchemy. ([#1546](https://github.com/ethers-io/ethers.js/issues/1546); [576e9b5](https://github.com/ethers-io/ethers.js/commit/576e9b54abc3ff048113f93f765aa3177bf3b819))
- Added string change to coalesce errors on some clients. ([bc5cc2e](https://github.com/ethers-io/ethers.js/commit/bc5cc2e7e34f6cc69c43c1665be9c18854fb26b8))
- Added wait to transactions returned by getBlockWithTransactions. ([#971](https://github.com/ethers-io/ethers.js/issues/971); [660e69d](https://github.com/ethers-io/ethers.js/commit/660e69db71d42084b1fe791d864d13f0111f84fb))
- Fixed floor, ceiling and round for FixedNumber for non-default Formats. ([#1749](https://github.com/ethers-io/ethers.js/issues/1749); [551cfa0](https://github.com/ethers-io/ethers.js/commit/551cfa0062ec1645c9310335e0e6cbd250bb3788))
- Fixed null confirmations in Wallet transaction. ([#1706](https://github.com/ethers-io/ethers.js/issues/1706); [0f0d0c0](https://github.com/ethers-io/ethers.js/commit/0f0d0c00d3fc14e5454169d42a9286b1d8b0abef))
- Fixed Etherscan string change and enabled all tests. ([a1f8d18](https://github.com/ethers-io/ethers.js/commit/a1f8d188a7bc0b0d11426b7ef0d018cc1b7b399d))
- Added Pocket back into Homestead defaultProvider and skip certain EtherscanProvider tests affected by outage. ([6e8a39e](https://github.com/ethers-io/ethers.js/commit/6e8a39ec35123e681e47807f54ef9b9122635ea0))
- merged master including transaction type 0 legacy constant. ([#1610](https://github.com/ethers-io/ethers.js/issues/1610); [2a7ce0e](https://github.com/ethers-io/ethers.js/commit/2a7ce0e72a1e0c9469e10392b0329e75e341cf18))
- Added type to TransactionResponse and TrnsactionReceipt. ([#1687](https://github.com/ethers-io/ethers.js/issues/1687); [d001901](https://github.com/ethers-io/ethers.js/commit/d001901c8c0541c823eb9638b9b309a316b00757))
- Trap CALL_EXCEPTION errors when resolving ENS entries. ([#1690](https://github.com/ethers-io/ethers.js/issues/1690); [91951dc](https://github.com/ethers-io/ethers.js/commit/91951dc825af42d4440d2d3b43cfa7a601b20342))
- Fixed transaction serialization with explicit null type. ([#1628](https://github.com/ethers-io/ethers.js/issues/1628); [8277f5a](https://github.com/ethers-io/ethers.js/commit/8277f5a62a6739a05ae6682da6956fb490b81e4a))
- Fix issue with loading JSON ABI with internalType property. ([#728](https://github.com/ethers-io/ethers.js/issues/728); [e8a0144](https://github.com/ethers-io/ethers.js/commit/e8a0144b7aa95add967578d9629d70bf01fc55cf))
- Fixed replacement transaction detection for JsonRpcSigner. ([#1658](https://github.com/ethers-io/ethers.js/issues/1658); [ee82e86](https://github.com/ethers-io/ethers.js/commit/ee82e86ccc439825259d20825a00050217890ad3))
- Added Matic testnet info to networks. ([#1546](https://github.com/ethers-io/ethers.js/issues/1546); [376cf3c](https://github.com/ethers-io/ethers.js/commit/376cf3cdbf6d2281331d36c5742414a425927318))
- Match Solidity identifier regex. ([#1657](https://github.com/ethers-io/ethers.js/issues/1657); [a6e128f](https://github.com/ethers-io/ethers.js/commit/a6e128f5cc566d291b722cca1734ba41aae6c548))
- Added MinInt256 and MaxInt256 constants. ([#1576](https://github.com/ethers-io/ethers.js/issues/1576); [bfcd05f](https://github.com/ethers-io/ethers.js/commit/bfcd05fcbb132d456d6f22f70c8ac9cf5b1826f7))
- Version bumps for bn.js and hash.js to match elliptic and fix some build tools. ([#1478](https://github.com/ethers-io/ethers.js/issues/1478); [819b1ac](https://github.com/ethers-io/ethers.js/commit/819b1ace5c9b16e29dc354ad80e0e5b71ac63c52))
- Removed Hangul checks in shims which crashes Android. ([#1519](https://github.com/ethers-io/ethers.js/issues/1519); [4b33114](https://github.com/ethers-io/ethers.js/commit/4b331148d980e3056ceaabdcd6e50a2aa1beb40d))
- Fixed ENS namehash with leading and trailing dots. ([#1605](https://github.com/ethers-io/ethers.js/issues/1605); [7adcf3b](https://github.com/ethers-io/ethers.js/commit/7adcf3b154669d9d1a0a66d5e15dabfbf6618180))
- Fixed broken variable in template string. ([#1624](https://github.com/ethers-io/ethers.js/issues/1624), [#1626](https://github.com/ethers-io/ethers.js/issues/1626); [630656e](https://github.com/ethers-io/ethers.js/commit/630656e949a8ffd940e4b66ec93ec07cd6ec2634))
- Fixed FixedNumber rounding for non-default formats. ([#1629](https://github.com/ethers-io/ethers.js/issues/1629); [8681cd5](https://github.com/ethers-io/ethers.js/commit/8681cd59698d02d040871aa889fc6ccc8550df98))
- Update ws dependency version to fix security. ([#1633](https://github.com/ethers-io/ethers.js/issues/1633), [#1634](https://github.com/ethers-io/ethers.js/issues/1634); [470551e](https://github.com/ethers-io/ethers.js/commit/470551e4ee3f1e343a26fc0775f9d9f7489129f8))
- More aggresively check for mempool transactions sent from JsonRpcSigner. ([3316468](https://github.com/ethers-io/ethers.js/commit/3316468e3e0a5925cbecad85d894cc7d622394e7))
- Added convenience method for HD path derivation. ([aadc5cd](https://github.com/ethers-io/ethers.js/commit/aadc5cd3d65421e13ebd4e4d7c293ac3ece5e178))
- Added mnemonicPath option to cli. ([6e08809](https://github.com/ethers-io/ethers.js/commit/6e088099adabd7c5d2e6710062ebc62b316ba0f1))
- Added some popular Ethereum-compatible chains to networks. ([b6370f1](https://github.com/ethers-io/ethers.js/commit/b6370f13600a0c444342cbf16a83f010a929976b))
- Added debug event to Web3Provider. ([26464c5](https://github.com/ethers-io/ethers.js/commit/26464c54258f98c321638475d6cf11595186e76d))
- Abstracted EtherscanProivder to more easily fascilitate other Etherscan-supported chains. ([#1204](https://github.com/ethers-io/ethers.js/issues/1204), [#1473](https://github.com/ethers-io/ethers.js/issues/1473); [37a9c77](https://github.com/ethers-io/ethers.js/commit/37a9c77ab2acb7f75e1fc4cc918810d2fe59dd76))
- More flexible FixedNumber input and output for strings with no decimals. ([#1019](https://github.com/ethers-io/ethers.js/issues/1019), [#1291](https://github.com/ethers-io/ethers.js/issues/1291), [#1463](https://github.com/ethers-io/ethers.js/issues/1463); [a9cdbe1](https://github.com/ethers-io/ethers.js/commit/a9cdbe1238c149a7167c6bb1a78f314805b52755))
- Added hex support for bigint. ([#1472](https://github.com/ethers-io/ethers.js/issues/1472); [4e9abfd](https://github.com/ethers-io/ethers.js/commit/4e9abfdee478a8423da4d55feea8c1aae78a8eb4))
- Added support for null entries in EventFilter. ([#1499](https://github.com/ethers-io/ethers.js/issues/1499); [3bb5fbf](https://github.com/ethers-io/ethers.js/commit/3bb5fbf533107e880377ecc14f30f314a5028e56))
- Add bigint to allowed BigNumberish types. ([#1472](https://github.com/ethers-io/ethers.js/issues/1472); [cadccc3](https://github.com/ethers-io/ethers.js/commit/cadccc3060b88ab2ca64aeb302717d2d1c95a897))
- Minor version bump. ([8e22e02](https://github.com/ethers-io/ethers.js/commit/8e22e0260eb70713c943c9e99ee8d66d71ebe56d))
- Do not throw on ABI "error" type. ([#1493](https://github.com/ethers-io/ethers.js/issues/1493), [#1497](https://github.com/ethers-io/ethers.js/issues/1497); [bd05aed](https://github.com/ethers-io/ethers.js/commit/bd05aed070ac9e1421a3e2bff2ceea150bedf9b7))
- Fixed JsonRpcProvider event-loop caching when using any network. ([#1484](https://github.com/ethers-io/ethers.js/issues/1484); [58488e7](https://github.com/ethers-io/ethers.js/commit/58488e78f9ef79715693e19b42663335aad88c03))
- Updated experimental Eip1193Bridge to support final EIP-1193 API. ([2911659](https://github.com/ethers-io/ethers.js/commit/29116593ba6c9c0fa491b13787cca8b233d4218c))
- Fail early for ABI decoding that will obviously run out of data. ([#1486](https://github.com/ethers-io/ethers.js/issues/1486); [51f0e1a](https://github.com/ethers-io/ethers.js/commit/51f0e1a52fb885e6f146f7b3b70ed487fd1c8f5a))
- Increase provider tests gas price for sending a transaction. ([8eaeba3](https://github.com/ethers-io/ethers.js/commit/8eaeba35f550c3d9aa1ae62eb8d8e0c912818f7f))
- Increased sendTransaction timeout to 15 minutes and pull Pocket from tx tests. ([08adc18](https://github.com/ethers-io/ethers.js/commit/08adc18a68bdc730633bdaaf2329014a84c12b2b))
- Export Eip1193Bridge in experimental package. ([1fcf4b6](https://github.com/ethers-io/ethers.js/commit/1fcf4b6ce6922d2bcb245375c967da3072f113ed))
- Update tests for current EIP-2930 support across backends. ([#1364](https://github.com/ethers-io/ethers.js/issues/1364); [1cb3199](https://github.com/ethers-io/ethers.js/commit/1cb3199e5cb01f5a55eb00ab6c7904606d7ea1dd))
- Removed underscore from the JsonRpcBatchProvider name. ([#62](https://github.com/ethers-io/ethers.js/issues/62), [#656](https://github.com/ethers-io/ethers.js/issues/656), [#892](https://github.com/ethers-io/ethers.js/issues/892); [ae0d5eb](https://github.com/ethers-io/ethers.js/commit/ae0d5eb7c2e37a003d893671db59c2d5719aea0f))
- Added better error detection when pre-EIP-155 transactions are disabled. ([b8df000](https://github.com/ethers-io/ethers.js/commit/b8df000c8f0ccd252b6049ac5a32a986d5a8e08d))
- Fix Android React Native environment shims which crash on normalizing Korean test. ([#1298](https://github.com/ethers-io/ethers.js/issues/1298); [eb1ec2f](https://github.com/ethers-io/ethers.js/commit/eb1ec2f2318e2851073ea1634e5003cdb53f1c1b))
- Fixed EIP-2930 transactions for EtherscanProvider. ([#1364](https://github.com/ethers-io/ethers.js/issues/1364); [b655089](https://github.com/ethers-io/ethers.js/commit/b65508995ce7d02f109a970ebeb625819beb915a))
- Re-enable AlchemyProvider Berlin tests. ([bec066b](https://github.com/ethers-io/ethers.js/commit/bec066bcb5ab8b95a7e7ce4848d7b76d7f248ccc))
- Cache JsonRpcProvider requests for certain methods per event loop. ([#1371](https://github.com/ethers-io/ethers.js/issues/1371); [1a7c4e8](https://github.com/ethers-io/ethers.js/commit/1a7c4e89efecc2b8afc8bea4c1f8f75fdaac08c5))
- Abstracted Contract with BaseContract without meta-class properties for easier extensions. ([#1384](https://github.com/ethers-io/ethers.js/issues/1384); [87ceaed](https://github.com/ethers-io/ethers.js/commit/87ceaed4be21283619da74678cf371c228c918b7))
- Fixed Contract properties that collide with null member properties. ([#1393](https://github.com/ethers-io/ethers.js/issues/1393); [0e1721b](https://github.com/ethers-io/ethers.js/commit/0e1721b13084dacf63089e47116f7d5331be4f36))
- Bumped TypeScript to 4.2.2. ([#1288](https://github.com/ethers-io/ethers.js/issues/1288); [b2ecffb](https://github.com/ethers-io/ethers.js/commit/b2ecffb0c8d44c8ee65199e7866dc744abae4e6e))
- Fixed shims from not displaying debug information. ([a953f71](https://github.com/ethers-io/ethers.js/commit/a953f717523a844a3a45810a5acc6630383884d3))
- Force TypedData numbers to be in decimal. ([#1193](https://github.com/ethers-io/ethers.js/issues/1193); [c5a53d6](https://github.com/ethers-io/ethers.js/commit/c5a53d6911d7c41dd03a290b550e80f2919e9379))
- Prevent unhandled rejections when passing nullish into Contract constructor. ([#1234](https://github.com/ethers-io/ethers.js/issues/1234); [d937668](https://github.com/ethers-io/ethers.js/commit/d937668dc1d39cc293f64bbd30b99b29614d1607))
- Better error messaging when provider backends give bogus responses. ([#1243](https://github.com/ethers-io/ethers.js/issues/1243); [8279120](https://github.com/ethers-io/ethers.js/commit/8279120e0ad1cbb7aeabd32c08e168a4228abbec))
- Prevent unconfigured ENS names from making an init tx. ([#1290](https://github.com/ethers-io/ethers.js/issues/1290); [243beff](https://github.com/ethers-io/ethers.js/commit/243beffa4f83c910f5f1c5e0554531e5dcf3ab93))
- When in Status trigger personal_sign instead of eth_sign. ([#1285](https://github.com/ethers-io/ethers.js/issues/1285); [73e9434](https://github.com/ethers-io/ethers.js/commit/73e94349de94d2969ccb21c834119525ddfcb961))
- Bump elliptic version for CVE-2020-28498. ([#1284](https://github.com/ethers-io/ethers.js/issues/1284); [796954f](https://github.com/ethers-io/ethers.js/commit/796954f8807b0c464c7baa8f7ff299e22685e192))
- Fixed typos in JSON ABI formatting. ([#1275](https://github.com/ethers-io/ethers.js/issues/1275); [73b31b3](https://github.com/ethers-io/ethers.js/commit/73b31b371fa47bacc4f5f6bed01d0d1e5d66fa2c))
- Added load balancer support to PocketProvider. ([#1052](https://github.com/ethers-io/ethers.js/issues/1052); [27a981c](https://github.com/ethers-io/ethers.js/commit/27a981c84b578feb762fdb37dd5325d9c335bd59))
- Added support for networks with slightly incorrect EIP-658 implementations. ([#952](https://github.com/ethers-io/ethers.js/issues/952), [#1251](https://github.com/ethers-io/ethers.js/issues/1251); [e727efc](https://github.com/ethers-io/ethers.js/commit/e727efc33eaa31c3af6adbb64a893caf354d0ba7))
- Added Pocket network to the default provider. ([#1030](https://github.com/ethers-io/ethers.js/issues/1030), [#1052](https://github.com/ethers-io/ethers.js/issues/1052); [4af2c19](https://github.com/ethers-io/ethers.js/commit/4af2c19f455bb43406d3cc5421c3b3fdda75f78f))
- Safety check on digest length for signing. ([20335e9](https://github.com/ethers-io/ethers.js/commit/20335e96c2429e851081b72031ea3fd4cd677904))
- Fixed listenerCount for contract when requesting for all events. ([#1205](https://github.com/ethers-io/ethers.js/issues/1205); [a56a0a3](https://github.com/ethers-io/ethers.js/commit/a56a0a33366ea9276fba5bc45f1e4678dd723fa6))
- Lock package versions for the ESM builds. ([#1009](https://github.com/ethers-io/ethers.js/issues/1009); [0e6cc9a](https://github.com/ethers-io/ethers.js/commit/0e6cc9a9a8ebceae4529ccbb7c107618eb54490a))
- Fix BigNumber when passed something with a length property. ([#1172](https://github.com/ethers-io/ethers.js/issues/1172); [45a2902](https://github.com/ethers-io/ethers.js/commit/45a2902874e828a16396a253548bcb00bceccf95))
- Add ABI coder function to compute default values. ([#1101](https://github.com/ethers-io/ethers.js/issues/1101); [a8e3380](https://github.com/ethers-io/ethers.js/commit/a8e3380ed547b6368be5fe40b48be6e31b5cdd93))
- Fix for new versions of Geth which return formatted data on revert rather than standard data. ([#949](https://github.com/ethers-io/ethers.js/issues/949); [4a8d579](https://github.com/ethers-io/ethers.js/commit/4a8d579dcaf026d0c232e20176605d34cba4767d))
- Addd missing sideEffects flag to some packages. ([20defec](https://github.com/ethers-io/ethers.js/commit/20defec9f1683487b6ea9c8730d2ab7b3745bfa5))
- Allow base-10 to be passed into BigNumbner.toString and improve errors for other radices. ([#1164](https://github.com/ethers-io/ethers.js/issues/1164); [c8bb77d](https://github.com/ethers-io/ethers.js/commit/c8bb77d8af85d2f9f9df82f1afbe7516ab296e98), [fbbe4ad](https://github.com/ethers-io/ethers.js/commit/fbbe4ad638e06089cdd976a7f4ffd51b85a31558))
- Allow private keys to Wallet to omit the 0x prefix. ([#1166](https://github.com/ethers-io/ethers.js/issues/1166); [29f6c34](https://github.com/ethers-io/ethers.js/commit/29f6c34343d75fa42023bdcd07632f49a450570c))
- Force address to use bignumber package with base36 private functions. ([#1163](https://github.com/ethers-io/ethers.js/issues/1163); [c9e5480](https://github.com/ethers-io/ethers.js/commit/c9e548071e9ed03e3b12f40f0be779c16422a73f))
- Allow 0x as a numeric value for 0 in Provider formatter. ([#1104](https://github.com/ethers-io/ethers.js/issues/1104); [fe17a29](https://github.com/ethers-io/ethers.js/commit/fe17a295816214d063f3d6bd4f3273e0ce0c3eac))
- Use POST for long requests in EtherscanProvider. ([#1093](https://github.com/ethers-io/ethers.js/issues/1093); [28f60d5](https://github.com/ethers-io/ethers.js/commit/28f60d5ef83665541c8c1b432f8e173d73cb8227))
- Added verifyTypedData for EIP-712 typed data. ([#687](https://github.com/ethers-io/ethers.js/issues/687); [550ecf2](https://github.com/ethers-io/ethers.js/commit/550ecf2f25b90f6d8996583489a218dbf2306ebc), [a21202c](https://github.com/ethers-io/ethers.js/commit/a21202c66b392ec6f91296d66551dffca742cf0a))
- Added EIP-712 test cases. ([#687](https://github.com/ethers-io/ethers.js/issues/687); [1589353](https://github.com/ethers-io/ethers.js/commit/15893537c3d9c92fe8748a3e9617d133d1d5d6a7))
- Initial Signer support for EIP-712 signed typed data. ([#687](https://github.com/ethers-io/ethers.js/issues/687); [be4e216](https://github.com/ethers-io/ethers.js/commit/be4e2164e64dfa0697561763e8079120a485a566))
- Better error message for parseUnits of non-strings. ([#981](https://github.com/ethers-io/ethers.js/issues/981); [5abc2f3](https://github.com/ethers-io/ethers.js/commit/5abc2f36e20eef79a935961f3dd8133b5528d9e5))
- Add gzip support to AlchemyProivder and InfuraProvider fetching. ([#1085](https://github.com/ethers-io/ethers.js/issues/1085); [38a068b](https://github.com/ethers-io/ethers.js/commit/38a068bcea3f251c8f3a349a90fcb077a39d23ad))
- Add gzip support to getUrl in node. ([#1085](https://github.com/ethers-io/ethers.js/issues/1085); [65772a8](https://github.com/ethers-io/ethers.js/commit/65772a8e1a55d663bdb67e3a2b160fecc9f986ef))
- Added CommunityResourcable to mark Providers as highly throttled. ([a022093](https://github.com/ethers-io/ethers.js/commit/a022093ce03f55db7ba2cac36e365d1af39ac45b))
- Added debug event info to WebSocketProvider. ([#1018](https://github.com/ethers-io/ethers.js/issues/1018); [8e682cc](https://github.com/ethers-io/ethers.js/commit/8e682cc8481c6051a6f8115b29d78f4996120ccd))
- ABI encoding performance additions. ([#1012](https://github.com/ethers-io/ethers.js/issues/1012); [f3e5b0d](https://github.com/ethers-io/ethers.js/commit/f3e5b0ded1b227a377fd4799507653c95c76e353))
- Export hexConcat in utils. ([#1079](https://github.com/ethers-io/ethers.js/issues/1079); [3d051e4](https://github.com/ethers-io/ethers.js/commit/3d051e454db978f58c7b38ff4484096c3eb85b94))
- Cache chain ID for WebSocketProvider. ([#1054](https://github.com/ethers-io/ethers.js/issues/1054); [40264ff](https://github.com/ethers-io/ethers.js/commit/40264ff9006156ba8441e6101e5a7149a5cf03f6))
- Add more accurate intrinsic gas cost to ABI calls with specified gas property. ([#1058](https://github.com/ethers-io/ethers.js/issues/1058); [f0a5869](https://github.com/ethers-io/ethers.js/commit/f0a5869c53475e55a5f47d8651f609fff45dc9a7))
- Better errors for unconfigured ENS names. ([#1066](https://github.com/ethers-io/ethers.js/issues/1066); [5cd1668](https://github.com/ethers-io/ethers.js/commit/5cd1668e0d29099c5b7ce1fdc1d0e8a41af1a249))
- Updated CLI solc to versin 0.7.1. ([4306b35](https://github.com/ethers-io/ethers.js/commit/4306b3563a171baa9d7bf4872475a13c3434f834))
- More robust blockchain error detection ([#1047](https://github.com/ethers-io/ethers.js/issues/1047); [49f7157](https://github.com/ethers-io/ethers.js/commit/49f71574f4799d685a5ae8fd24fe1134f752d70a))
- Forward blockchain errors from Signer during gas estimation. ([#1047](https://github.com/ethers-io/ethers.js/issues/1047); [9ee685d](https://github.com/ethers-io/ethers.js/commit/9ee685df46753c46cbbde12d05d6ea04f2b5ea3f))
- Improve fetch errors with looser mime-type detection. ([#1047](https://github.com/ethers-io/ethers.js/issues/1047); [263bfe5](https://github.com/ethers-io/ethers.js/commit/263bfe5ce632790e0399d06a0ab660a501997998))
- Allow events to use compact bytes ABI coded data for Solidity 0.4 external events. ([#891](https://github.com/ethers-io/ethers.js/issues/891), [#992](https://github.com/ethers-io/ethers.js/issues/992); [4e394fc](https://github.com/ethers-io/ethers.js/commit/4e394fc68019445ae4b4e201e41f95d6793dbe92))
- Fixed link in docs. ([#1028](https://github.com/ethers-io/ethers.js/issues/1028); [2359a98](https://github.com/ethers-io/ethers.js/commit/2359a98641d99b26cf88ec892e3601a8a2c81c9c))
- Added memory-like support and new opcodes to asm. ([6fd3bb6](https://github.com/ethers-io/ethers.js/commit/6fd3bb62d10eab1563dc4ddbd88732b4f484ec7a))
- Added basic ENS resolver functions for contenthash, text and multi-coin addresses. ([#1003](https://github.com/ethers-io/ethers.js/issues/1003); [83db8a6](https://github.com/ethers-io/ethers.js/commit/83db8a6bd1364458dcfeea544de707df41890b4e))
- Added support for changing Reporter logging function. ([d01d0c8](https://github.com/ethers-io/ethers.js/commit/d01d0c8448df40de52253f9e92889ab7e75c6a97))
- Initial React Native test harness. ([#993](https://github.com/ethers-io/ethers.js/issues/993); [57eb5b7](https://github.com/ethers-io/ethers.js/commit/57eb5b777e2c67f1f8d74e41d3413e9f0564528d), [d3b473e](https://github.com/ethers-io/ethers.js/commit/d3b473e7c738fdfc65b6f1c8f80bcdacf9827d8a))
- Updating shims for constrained environments. ([#944](https://github.com/ethers-io/ethers.js/issues/944), [#993](https://github.com/ethers-io/ethers.js/issues/993); [8abdbbb](https://github.com/ethers-io/ethers.js/commit/8abdbbbf633f96fde2346c4ae70e538895fd7829), [240aac5](https://github.com/ethers-io/ethers.js/commit/240aac568303deff14cbb2366b94c8c89cacefc1))
- Updated docs for all packages on npm pages. ([#1013](https://github.com/ethers-io/ethers.js/issues/1013); [cb8f4a3](https://github.com/ethers-io/ethers.js/commit/cb8f4a3a4e378a749c6bbbddf46d8d79d35722cc))
- Added JSON support to BigNumber. ([#1010](https://github.com/ethers-io/ethers.js/issues/1010); [8facc1a](https://github.com/ethers-io/ethers.js/commit/8facc1a5305b1f699aa3afc5a0a692abe7927652))
- Updated packages for security audit. ([5b5904e](https://github.com/ethers-io/ethers.js/commit/5b5904ea9977ecf8c079a57593b627553f0126a0))
- Fix emitted error for ABI code array count mismatch. ([#1004](https://github.com/ethers-io/ethers.js/issues/1004); [b0c082d](https://github.com/ethers-io/ethers.js/commit/b0c082d728dc66b0f2a5ec315da44d6295716284))
- Fixed ENS overrides for the default provider. ([#959](https://github.com/ethers-io/ethers.js/issues/959); [63dd3d4](https://github.com/ethers-io/ethers.js/commit/63dd3d4682b564445948988243fa9139c598587b))
- Added Retry-After support and adjustable slot interval to fetchJson. ([7d43545](https://github.com/ethers-io/ethers.js/commit/7d435453039f009b339d835ddee47e35a843711b))
- Use status code 1000 on WebSocket hangup for compatibility. ([588f64c](https://github.com/ethers-io/ethers.js/commit/588f64c760ee49bfb5109bfbaafb4beafe41c52a))
- Updated WebSocketProvider to use web-style event listener API. ([57fd6f0](https://github.com/ethers-io/ethers.js/commit/57fd6f06047a1a2a3a46fe8b23ff585293a40062))
- Normalize formatUnits to simplified decimals. ([79b1da1](https://github.com/ethers-io/ethers.js/commit/79b1da130be50df80c7e5aeb221edc5669fc211e))
- Prevent zero-padding on Solidity type lengths. ([e128bfc](https://github.com/ethers-io/ethers.js/commit/e128bfcd10e006c920532151598700ca33a2127e))
- Set sensible defaults for INFURA and AlchemyAPI getWebSocketProvider methods. ([e3d3e60](https://github.com/ethers-io/ethers.js/commit/e3d3e604f299edbafe7d0721c0a3eff5f67c83f4))
- Fixed typo in error string. ([7fe702d](https://github.com/ethers-io/ethers.js/commit/7fe702d59b0b81d2812e407b99a1e98e0e18ba03))
- Updated elliptic package to address possible malleability issue; which should not affect Ethereum. ([9e14345](https://github.com/ethers-io/ethers.js/commit/9e1434503e2a0280e9918c4eadb4d972b062b3b0))
- Fixed FixedNumber unguarded constructor and added isZero. ([#898](https://github.com/ethers-io/ethers.js/issues/898); [08c74e9](https://github.com/ethers-io/ethers.js/commit/08c74e9a132f37ab8cc3fb5dab3bd1fd708ee702))
- Added StaticJsonRpcProvider for reducing calls to chainId in certain cases. ([#901](https://github.com/ethers-io/ethers.js/issues/901); [c53864d](https://github.com/ethers-io/ethers.js/commit/c53864de0af55dd8ec8ca5681e78da380d85250a))
- Allow getDefaultProvider to accept a URL as a network. ([8c1ff4c](https://github.com/ethers-io/ethers.js/commit/8c1ff4c862b8cecb04c98d71910870e0b73867a0))
- Make network an optional parameter to WebSocketProvider. ([987b535](https://github.com/ethers-io/ethers.js/commit/987b5354cc18ed41620c43910ac163f358d91b5d))
- Allow provider.ready to stall until the network is available. ([#882](https://github.com/ethers-io/ethers.js/issues/882); [bbb4f40](https://github.com/ethers-io/ethers.js/commit/bbb4f407b34782c36ff93fa528e3b9f793987d4a))
- Reduce dependencies to squash security issues. ([738d349](https://github.com/ethers-io/ethers.js/commit/738d34969d7c2184242b92f78228ba6a8aed1f3a))
- Updated admin scripts for publishing prod releases. ([e0e0dbe](https://github.com/ethers-io/ethers.js/commit/e0e0dbef1830572c465670b826a7aa2b403ad2e8))