• Add a note to clarify header.Set behavior on cookies by @sigmundxia in https://github.com/valyala/fasthttp/pull/1864
• chore(deps): bump github.com/klauspost/compress from 1.17.9 to 1.17.10 by @dependabot in https://github.com/valyala/fasthttp/pull/1872
• chore(deps): bump securego/gosec from 2.21.3 to 2.21.4 by @dependabot in https://github.com/valyala/fasthttp/pull/1874
• feat (request): expose req timeout by @aarcex3 in https://github.com/valyala/fasthttp/pull/1878
• chore(deps): bump golang.org/x/crypto from 0.27.0 to 0.28.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1881
• chore(deps): bump golang.org/x/net from 0.29.0 to 0.30.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1880
• improve ishex and unhex by hex2intTable by @ksw2000 in https://github.com/valyala/fasthttp/pull/1883
• chore(deps): bump github.com/andybalholm/brotli from 1.1.0 to 1.1.1 by @dependabot in https://github.com/valyala/fasthttp/pull/1884
• chore(deps): bump github.com/klauspost/compress from 1.17.10 to 1.17.11 by @dependabot in https://github.com/valyala/fasthttp/pull/1886
• chore: Upgrade golangci-lint to 1.61.0 by @alexandear in https://github.com/valyala/fasthttp/pull/1887
• feat(fasthttpproxy): add dual-stack connection support to enable IPv6 proxies for HTTP and SOCKS5 dialers by @lavish440 in https://github.com/valyala/fasthttp/pull/1885
• fix RequestCtx is canceled (#1879) by @ksw2000 in https://github.com/valyala/fasthttp/pull/1890

• @aarcex3 made their first contribution in https://github.com/valyala/fasthttp/pull/1878
• @lavish440 made their first contribution in https://github.com/valyala/fasthttp/pull/1885

Full Changelog: https://github.com/valyala/fasthttp/compare/v1.56.0...v1.57.0

• fix: add timeout to proxy connection reading and writing by @Sniper91 in https://github.com/valyala/fasthttp/pull/1791
• Validate header values by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1796
• chore(deps): bump golang.org/x/sys from 0.21.0 to 0.22.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1800
• chore(deps): bump golang.org/x/crypto from 0.24.0 to 0.25.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1802
• chore(deps): bump golang.org/x/net from 0.26.0 to 0.27.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1801
• Optimize struct field order to reduce memory usage by @ksw2000 in https://github.com/valyala/fasthttp/pull/1809
• Fix possible race condition on request ctx done #1662 by @byte0o in https://github.com/valyala/fasthttp/pull/1806
• Fix header parser (#1808) by @ksw2000 in https://github.com/valyala/fasthttp/pull/1810
• Replace custom AppendUint with strconv.AppendUint by @gaby in https://github.com/valyala/fasthttp/pull/1813
• Use Named Fields and Align Structures to Reduce Memory Usage by @gaby in https://github.com/valyala/fasthttp/pull/1814
• chore(deps): bump golang.org/x/crypto from 0.25.0 to 0.26.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1820
• chore(deps): bump golang.org/x/net from 0.27.0 to 0.28.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1821
• chore(deps): bump golang.org/x/sys from 0.23.0 to 0.24.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1823
• StreamRequestBody shouldn't read more data than actual need. by @newacorn in https://github.com/valyala/fasthttp/pull/1819
• Reduce the size of ResponseHeader and RequestHeader by @ksw2000 in https://github.com/valyala/fasthttp/pull/1826
• A response without a body can't have trailers by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1825
• TestHostClientMaxConnWaitTimeoutError test case sometimes fails by @newacorn in https://github.com/valyala/fasthttp/pull/1832
• Fix the MaxConns semaphore issue in HostClient. by @newacorn in https://github.com/valyala/fasthttp/pull/1831
• Add a dedicated cache container for the zstd compression algorithm by @newacorn in https://github.com/valyala/fasthttp/pull/1828
• We cannot avoid continuing to call SetReadDeadline and similar methods after the connection is closed. by @newacorn in https://github.com/valyala/fasthttp/pull/1835
• Remove support for go 1.19 and 1.20, and add support for 1.23 by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1837
• Merge the various proxy dialer implementations from the fasthttpproxy into a single struct. by @newacorn in https://github.com/valyala/fasthttp/pull/1829
• Make RetryIfFunc handle request errors by @ksw2000 in https://github.com/valyala/fasthttp/pull/1818
• Using atomic instead of mutex and delete scratch slice by @NikoMalik in https://github.com/valyala/fasthttp/pull/1833
• Fix Different request paths share the same fs cache is some cases. by @newacorn in https://github.com/valyala/fasthttp/pull/1843
• Make the tests complete earlier. by @newacorn in https://github.com/valyala/fasthttp/pull/1848
• Fix potential data race reports when the -race flag is enabled. by @newacorn in https://github.com/valyala/fasthttp/pull/1847
• Fix issues with tests interfering with each other in certain situations. by @newacorn in https://github.com/valyala/fasthttp/pull/1842
• When StreamRequestBody is set to true, we cannot safely release br by @newacorn in https://github.com/valyala/fasthttp/pull/1844
• Revert Pull 1233 fix: The client write operation did not immediately return upon encountering an RST packet. by @newacorn in https://github.com/valyala/fasthttp/pull/1849
• RetryIf might need more information and greater control over the execution flow. by @newacorn in https://github.com/valyala/fasthttp/pull/1850
• Sorry about forgetting to remove a redundant field and clarify the comments. by @newacorn in https://github.com/valyala/fasthttp/pull/1851
• chore(deps): bump golang.org/x/crypto from 0.26.0 to 0.27.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1858
• chore(deps): bump golang.org/x/net from 0.28.0 to 0.29.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1857
• chore(deps): bump securego/gosec from 2.20.0 to 2.21.1 by @dependabot in https://github.com/valyala/fasthttp/pull/1855
• chore(deps): bump securego/gosec from 2.21.1 to 2.21.2 by @dependabot in https://github.com/valyala/fasthttp/pull/1861
• Revert "Using atomic instead of mutex and delete scratch slice" by @newacorn in https://github.com/valyala/fasthttp/pull/1846
• Fix improper memory reuse in NewFastHTTPHandler by @sigmundxia in https://github.com/valyala/fasthttp/pull/1860
• Improve the performance of ConnState.String() by @ksw2000 in https://github.com/valyala/fasthttp/pull/1871
• chore(deps): bump securego/gosec from 2.21.2 to 2.21.3 by @dependabot in https://github.com/valyala/fasthttp/pull/1870
• Reduce the size of the Cookie by 32 bytes. by @ksw2000 in https://github.com/valyala/fasthttp/pull/1866
• fix: type assertion to perIPTLSConn instead of erroneous perIPConn by @KSpaceer in https://github.com/valyala/fasthttp/pull/1863
• Improve performance of ParseUfloat by @ksw2000 in https://github.com/valyala/fasthttp/pull/1865

• @Sniper91 made their first contribution in https://github.com/valyala/fasthttp/pull/1791
• @ksw2000 made their first contribution in https://github.com/valyala/fasthttp/pull/1809
• @newacorn made their first contribution in https://github.com/valyala/fasthttp/pull/1819
• @NikoMalik made their first contribution in https://github.com/valyala/fasthttp/pull/1833
• @sigmundxia made their first contribution in https://github.com/valyala/fasthttp/pull/1860
• @KSpaceer made their first contribution in https://github.com/valyala/fasthttp/pull/1863

Full Changelog: https://github.com/valyala/fasthttp/compare/v1.55.0...v1.56.0

• all: add riscv64 support by @mengzhuo in https://github.com/valyala/fasthttp/pull/1781
• Use FASTHTTP_PREFORK_CHILD env variable to detect child by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1783
• Fix common recurring CI issues by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1784
• test: fix typo by @alexandear in https://github.com/valyala/fasthttp/pull/1790
• Don't allow \r in header names by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1789
• chore(deps): bump github.com/klauspost/compress from 1.17.7 to 1.17.9 by @dependabot in https://github.com/valyala/fasthttp/pull/1792
• chore(deps): bump golang.org/x/crypto from 0.21.0 to 0.24.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1787
• chore(deps): bump golang.org/x/net from 0.23.0 to 0.26.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1788
• chore(deps): bump securego/gosec from 2.19.0 to 2.20.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1776

• @mengzhuo made their first contribution in https://github.com/valyala/fasthttp/pull/1781

Full Changelog: https://github.com/valyala/fasthttp/compare/1.54.0...v1.55.0

• fs: fix GenerateIndexPages when DirFS or embed.FS is used by @efectn in https://github.com/valyala/fasthttp/pull/1778
• fs: fix openIndexFile when dirPath is empty string by @efectn in https://github.com/valyala/fasthttp/pull/1779

Full Changelog: https://github.com/valyala/fasthttp/compare/v1.53.0...1.54.0

• chore(deps): bump securego/gosec from 2.18.2 to 2.19.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1720
• adaptor ResponseWriter - adding Hijack method and pass proper fields by @gilwo in https://github.com/valyala/fasthttp/pull/1525
• Remove unnecessary build tag go1.21 by @alexandear in https://github.com/valyala/fasthttp/pull/1721
• Upgrade golangci-lint to v1.56.2; fix gocritic issues by @alexandear in https://github.com/valyala/fasthttp/pull/1722
• feat:support zstd compress and uncompressed by @Max-Cheng in https://github.com/valyala/fasthttp/pull/1701
• chore(deps): bump golang.org/x/crypto from 0.19.0 to 0.20.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1725
• Enable several gocritic checks; resolve identified issues by @alexandear in https://github.com/valyala/fasthttp/pull/1728
• test: remove //nolint:govet comments by @alexandear in https://github.com/valyala/fasthttp/pull/1729
• Enable perfsprint linter; fix up lint issues by @alexandear in https://github.com/valyala/fasthttp/pull/1727
• refactor: rename error local variables by @alexandear in https://github.com/valyala/fasthttp/pull/1738
• test: remove redundant error check by @alexandear in https://github.com/valyala/fasthttp/pull/1741
• fix: panic in ParseIPv4 when len(dst) > 4 by @alexandear in https://github.com/valyala/fasthttp/pull/1742
• test: remove panics in client tests by @alexandear in https://github.com/valyala/fasthttp/pull/1747
• chore(deps): bump golang.org/x/net from 0.22.0 to 0.23.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1748
• add support for CHIPS (Cookies Having Independent Partitioned State) by @gurkan0791 in https://github.com/valyala/fasthttp/pull/1752
• Add macos-14 platform, enable shuffle of unit-tests by @gaby in https://github.com/valyala/fasthttp/pull/1746
• refactor: do not return error as it is always nil by @alexandear in https://github.com/valyala/fasthttp/pull/1759
• fix: propagate body stream error to close function (#1743) by @mdenushev in https://github.com/valyala/fasthttp/pull/1757
• chore(deps): bump golangci/golangci-lint-action from 4 to 5 by @dependabot in https://github.com/valyala/fasthttp/pull/1769
• Don't allow , in host when using Client by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1761
• Implemented what was described by me in #1766. by @rhabichl in https://github.com/valyala/fasthttp/pull/1767
• feat: add address to tryDial errors by @mdenushev in https://github.com/valyala/fasthttp/pull/1763
• chore(deps): bump golangci/golangci-lint-action from 5 to 6 by @dependabot in https://github.com/valyala/fasthttp/pull/1774

• @gilwo made their first contribution in https://github.com/valyala/fasthttp/pull/1525
• @Max-Cheng made their first contribution in https://github.com/valyala/fasthttp/pull/1701
• @gurkan0791 made their first contribution in https://github.com/valyala/fasthttp/pull/1752
• @mdenushev made their first contribution in https://github.com/valyala/fasthttp/pull/1757
• @rhabichl made their first contribution in https://github.com/valyala/fasthttp/pull/1767

Full Changelog: https://github.com/valyala/fasthttp/compare/v1.52.0...v1.53.0

What's Changed

Minor backwards incompatible changes

These changes are only backwards incompatible if you are sending bad requests.

• Prevent request smuggling by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1719
• Follow RFCs 7230 and 9112 for HTTP versions by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1710

New features

• Implement GetRejectedConnectionsCount function by @mopeneko in https://github.com/valyala/fasthttp/pull/1704
• add DisableDNSResolution for TCPDialer. by @xuxiao415 in https://github.com/valyala/fasthttp/pull/1702
• feat: add function to parse HTTP header parameters by @nickajacks1 in https://github.com/valyala/fasthttp/pull/1685
• add support for custom dial function with timeouts by @avivcarmis in https://github.com/valyala/fasthttp/pull/1669

Other

• Enable wastedassign, whitespace linters; fix issues by @alexandear in https://github.com/valyala/fasthttp/pull/1665
• chore: Use 'any' instead of 'interface{}' by @alexandear in https://github.com/valyala/fasthttp/pull/1666
• bug: Flush the write buffer before putting it to the pool by @Jille in https://github.com/valyala/fasthttp/pull/1672
• copyZeroAlloc: Try WriteTo and ReadFrom before acquiring a buffer by @Jille in https://github.com/valyala/fasthttp/pull/1673
• writeBodyFixedSize: Only do an early flush if the reader is an *os.File by @Jille in https://github.com/valyala/fasthttp/pull/1674
• chore: Set max line length to 130 characters by @alexandear in https://github.com/valyala/fasthttp/pull/1676
• docs: Add missing dots at the end of comments by @alexandear in https://github.com/valyala/fasthttp/pull/1677
• chore(deps): bump golang.org/x/crypto from 0.14.0 to 0.17.0 by @dependabot in https://github.com/valyala/fasthttp/pull/1678
• chore: move cookie fuzz test to go 1.18 fuzzing by @nickajacks1 in https://github.com/valyala/fasthttp/pull/1686
• Change empty string checks to be more idiomatic by @alexandear in https://github.com/valyala/fasthttp/pull/1684
• test(expvarhandler): fix failure when using -count to run more than once by @nickajacks1 in https://github.com/valyala/fasthttp/pull/1688
• test: migrate remaining fuzzit tests to go 1.18 fuzzing by @nickajacks1 in https://github.com/valyala/fasthttp/pull/1687
• Add CIFuzz by @AdamKorcz in https://github.com/valyala/fasthttp/pull/1443
• refactor: move manually created tchar table to bytesconv_table_gen by @nickajacks1 in https://github.com/valyala/fasthttp/pull/1689
• Bump supported Go version in readme by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1690
• update build tag by @tylitianrui in https://github.com/valyala/fasthttp/pull/1695
• Updates to GitHub Actions, add go1.22 to Test Matrix by @gaby in https://github.com/valyala/fasthttp/pull/1707
• chore(deps): bump golangci/golangci-lint-action from 3 to 4 by @dependabot in https://github.com/valyala/fasthttp/pull/1711
• Bump dependencies by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1718

New Contributors

• @avivcarmis made their first contribution in https://github.com/valyala/fasthttp/pull/1669
• @Jille made their first contribution in https://github.com/valyala/fasthttp/pull/1672
• @nickajacks1 made their first contribution in https://github.com/valyala/fasthttp/pull/1685
• @AdamKorcz made their first contribution in https://github.com/valyala/fasthttp/pull/1443
• @mopeneko made their first contribution in https://github.com/valyala/fasthttp/pull/1704
• @gaby made their first contribution in https://github.com/valyala/fasthttp/pull/1707

Full Changelog: https://github.com/valyala/fasthttp/compare/v1.51.0...v1.52.0

What's Changed

• Refactor: Move RSA Key and Certificate to Variables in Tests by @OrangeFlag in https://github.com/valyala/fasthttp/pull/1621
• Replace path.Join with filepath.Join in tests by @alexandear in https://github.com/valyala/fasthttp/pull/1623
• reset request disableSpecialHeader by @xiluoxi in https://github.com/valyala/fasthttp/pull/1626
• Make hijackConn behaviour compliant with net.Conn interface by @askolesov in https://github.com/valyala/fasthttp/pull/1629
• BUGFIX: HostClient.DialDualStack not work when using DoDeadline by @cloudfly in https://github.com/valyala/fasthttp/pull/1634
• Allow redirect URI path to not be normalized. by @skidder in https://github.com/valyala/fasthttp/pull/1638
• Add support to fs.fs on serve static files by @peczenyj in https://github.com/valyala/fasthttp/pull/1640
• fix benchmark panics on client_timing_test.go by @peczenyj in https://github.com/valyala/fasthttp/pull/1643
• add support to go 1.21.x into test.yml by @peczenyj in https://github.com/valyala/fasthttp/pull/1642
• Don't fast fail when one test fails by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/1645
• Skip fs cache based on config by @peczenyj in https://github.com/valyala/fasthttp/pull/1644
• chore: Rename coarseTime.go to coarsetime.go by @alexandear in https://github.com/valyala/fasthttp/pull/1651
• chore: Remove redundant and outdated build constraints by @alexandear in https://github.com/valyala/fasthttp/pull/1650
• chore: add golangci-lint config file for flexibility by @alexandear in https://github.com/valyala/fasthttp/pull/1649
• Lazy load stackless functions by @Gusted in https://github.com/valyala/fasthttp/pull/1656
• Enable dupword, unconvert linters by @alexandear in https://github.com/valyala/fasthttp/pull/1658

New Contributors

• @OrangeFlag made their first contribution in https://github.com/valyala/fasthttp/pull/1621
• @xiluoxi made their first contribution in https://github.com/valyala/fasthttp/pull/1626
• @askolesov made their first contribution in https://github.com/valyala/fasthttp/pull/1629
• @cloudfly made their first contribution in https://github.com/valyala/fasthttp/pull/1634
• @skidder made their first contribution in https://github.com/valyala/fasthttp/pull/1638
• @Gusted made their first contribution in https://github.com/valyala/fasthttp/pull/1656

Full Changelog: https://github.com/valyala/fasthttp/compare/v1.50.0...v1.51.0

• 8cc5539 Fix various request timeout issues (Erik Dubbelboer)
• 34e7da1 Allow connection close for custom streams (#1603) (Armin Becher)
• 8236f8d fasthttpproxy: fix doc examples (Oleksandr Redko)
• 4ec5c5a docs: fix typos in comments and tests (Oleksandr Redko)
• 9aa666e Enable gocritic linter; fix lint issues (#1612) (Oleksandr Redko)

• 0e99e64 Update golangci-lint and gosec (#1609) (Erik Dubbelboer)
• 6aea1e0 fix round2_32, split round2 tests because they depend on sizeof int at compile time (#1607) (Duncan Overbruck)
• 4b0e6c7 Update ErrNoMultipartForm (Erik Dubbelboer)
• 727021a Update security policy (Erik Dubbelboer)
• 54fdc7a Abstracts the RoundTripper interface and provides a default implement (#1602) (Tim)
• e181af1 fasthttpproxy support ipv6 (#1597) (Pluto)
• 6eb2249 fix:fasthttp server with tlsConfig (#1595) (Zhang Xiaopei)
• 1c85d43 Fix round2 (Erik Dubbelboer)
• 064124e Avoid nolint:errcheck in header tests (#1589) (Oleksandr Redko)
• 0d0bbfe Auto add 'Vary' header after compression (#1585) (AutumnSun)
• d229959 Remove unnecessary indent blocks (#1586) (Oleksandr Redko)
• 6b68042 Use timeout in TCPDialer to resolveTCPAddrs (#1582) (un000)

• ffdf59d Enable gofumpt linter; format code gofumpt -w . (#1576) (Oleksandr Redko)
• b79233f add DisableSpecialHeaders option (#1573) (Anthony Ter-Saakov)
• f0865d4 fs: fix race condition on global map (#1565) (leonklingele)
• 829f5b2 Don't run test that times out often in parallel (Erik Dubbelboer)
• e6ce5f0 Remove invalid documentation (Erik Dubbelboer)
• 9bc8e48 Request timeout settings for the same domain name are reused (#1558) (byte0o)
• d2f97fc fix the problem: HostClient maybe delete when pendingClientRequests > 0 (#1562) (Zhengkai Wang)
• 7ea3b63 add concurrency for client's HostClient map (#1550) (Zhengkai Wang)
• eaab8ff Refactor by removing unnecessary else block (#1559) (Oleksandr Redko)
• 1a46e57 update go.sum (#1555) (tyltr)
• fa72f3c Fix tests (#1552) (Erik Dubbelboer)