Consensus versions

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TENTATIVE semantic version number Software release Change type BIP(s)
0.1.0 wxBitcoin 0.1.0 original
0.2.0 wxBitcoin 0.1.6 softfork added nLockTime enforcement[1]
0.2.1 wxBitcoin 0.3.1 softfork mostly-redundant 1 MB block size limit
0.2.2 wxBitcoin 0.3.5 softfork fixes CVE-2010-5141
0.3.0 wxBitcoin 0.3.6 hardfork OP_NOPs added[2]
0.4.0 wxBitcoin 0.3.7 hardfork scriptSig + scriptPubKey evaluations separated [3]
0.4.1 wxBitcoin 0.3.10 softfork fixes CVE-2010-5137 and CVE-2010-5139
0.4.2 wxBitcoin 0.3.12 softfork fixes CVE-2010-5138
0.4.3 wxBitcoin 0.3.13 softfork Treat multisig with more than 20 keys invalid after block 84000 [4]
1.0.0 Bitcoin Core 0.6.0 softfork fixes CVE-2012-1909
1.1.0 Bitcoin Core 0.6.0 softfork BIP16
1.1.1 Bitcoin Core 0.7.0 softfork BIP34
1.1.2 Bitcoin Core 0.8.1 softfork fixes CVE-2013-3220 by adding txid change limit
2.0.0 Bitcoin Core 0.8.1 hardfork removed BDB lock limit & txid change limit
2.0.1 Bitcoin Core 0.9.2 softfork BIP42
2.1.0 Bitcoin Core 0.10.0 softfork BIP66
2.2.0 Bitcoin Core 0.10.4 softfork BIP65
2.3.0 Bitcoin Core 0.12.1 softfork BIP68, BIP112, BIP113
2.4.0 Bitcoin Core 0.13.1 softfork BIP141, BIP143, BIP147
2.4.1 Bitcoin Core UASF 0.14.0 softfork BIP148
2.4.2 Bitcoin Core 0.16.3 softfork fixes CVE-2018-17144
2.5.0 Bitcoin Core-based Taproot Client 0.21.0 softfork BIP341, BIP342, BIP343

See also

References