2 "Title": "Release History"
5 <p>This page summarizes the changes between official stable releases of Go.
6 The <a href="//golang.org/change">change log</a> has the full details.</p>
8 <p>To update to a specific release, use:</p>
12 git checkout <i>release-branch</i>
15 <h2 id="policy">Release Policy</h2>
18 Each major Go release is supported until there are two newer major releases.
19 For example, Go 1.8 is supported until Go 1.10 is released,
20 and Go 1.9 is supported until Go 1.11 is released.
21 We fix critical problems, including <a href="/security">critical security problems</a>,
22 in supported releases as needed by issuing minor revisions
23 (for example, Go 1.9.1, Go 1.9.2, and so on).
26 <h2 id="go1.9">go1.9 (released 2017/08/24)</h2>
29 Go 1.9 is a major release of Go.
30 Read the <a href="/doc/go1.9">Go 1.9 Release Notes</a> for more information.
33 <h3 id="go1.9.minor">Minor revisions</h3>
36 go1.9.1 (released 2017/10/04) includes two security fixes.
37 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.9.1">Go
38 1.9.1 milestone</a> on our issue tracker for details.
42 go1.9.2 (released 2017/10/25) includes fixes to the compiler, linker, runtime,
43 documentation, <code>go</code> command,
44 and the <code>crypto/x509</code>, <code>database/sql</code>, <code>log</code>,
45 and <code>net/smtp</code> packages.
46 It includes a fix to a bug introduced in Go 1.9.1 that broke <code>go</code> <code>get</code>
47 of non-Git repositories under certain conditions.
48 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.9.2">Go
49 1.9.2 milestone</a> on our issue tracker for details.
53 go1.9.3 (released 2018/01/22) includes fixes to the compiler, runtime,
54 and the <code>database/sql</code>, <code>math/big</code>, <code>net/http</code>,
55 and <code>net/url</code> packages.
56 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.9.3">Go
57 1.9.3 milestone</a> on our issue tracker for details.
61 go1.9.4 (released 2018/02/07) includes a security fix to “go get”.
62 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.9.4">Go
63 1.9.4</a> milestone on our issue tracker for details.
66 <h2 id="go1.8">go1.8 (released 2017/02/16)</h2>
69 Go 1.8 is a major release of Go.
70 Read the <a href="/doc/go1.8">Go 1.8 Release Notes</a> for more information.
73 <h3 id="go1.8.minor">Minor revisions</h3>
76 go1.8.1 (released 2017/04/07) includes fixes to the compiler, linker, runtime,
77 documentation, <code>go</code> command and the <code>crypto/tls</code>,
78 <code>encoding/xml</code>, <code>image/png</code>, <code>net</code>,
79 <code>net/http</code>, <code>reflect</code>, <code>text/template</code>,
80 and <code>time</code> packages.
81 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.1">Go
82 1.8.1 milestone</a> on our issue tracker for details.
86 go1.8.2 (released 2017/05/23) includes a security fix to the
87 <code>crypto/elliptic</code> package.
88 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.2">Go
89 1.8.2 milestone</a> on our issue tracker for details.
93 go1.8.3 (released 2017/05/24) includes fixes to the compiler, runtime,
94 documentation, and the <code>database/sql</code> package.
95 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.3">Go
96 1.8.3 milestone</a> on our issue tracker for details.
100 go1.8.4 (released 2017/10/04) includes two security fixes.
101 It contains the same fixes as Go 1.9.1 and was released at the same time.
102 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.4">Go
103 1.8.4 milestone</a> on our issue tracker for details.
107 go1.8.5 (released 2017/10/25) includes fixes to the compiler, linker, runtime,
108 documentation, <code>go</code> command,
109 and the <code>crypto/x509</code> and <code>net/smtp</code> packages.
110 It includes a fix to a bug introduced in Go 1.8.4 that broke <code>go</code> <code>get</code>
111 of non-Git repositories under certain conditions.
112 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.5">Go
113 1.8.5 milestone</a> on our issue tracker for details.
117 go1.8.6 (released 2018/01/22) includes the the same fix in <code>math/big</code>
118 as Go 1.9.3 and was released at the same time.
119 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.6">Go
120 1.8.6 milestone</a> on our issue tracker for details.
124 go1.8.7 (released 2018/02/07) includes a security fix to “go get”.
125 It contains the same fix as Go 1.9.4 and was released at the same time.
126 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.7">Go
127 1.8.7</a> milestone on our issue tracker for details.
130 <h2 id="go1.7">go1.7 (released 2016/08/15)</h2>
133 Go 1.7 is a major release of Go.
134 Read the <a href="/doc/go1.7">Go 1.7 Release Notes</a> for more information.
137 <h3 id="go1.7.minor">Minor revisions</h3>
140 go1.7.1 (released 2016/09/07) includes fixes to the compiler, runtime,
141 documentation, and the <code>compress/flate</code>, <code>hash/crc32</code>,
142 <code>io</code>, <code>net</code>, <code>net/http</code>,
143 <code>path/filepath</code>, <code>reflect</code>, and <code>syscall</code>
145 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.7.1">Go
146 1.7.1 milestone</a> on our issue tracker for details.
150 go1.7.2 should not be used. It was tagged but not fully released.
151 The release was deferred due to a last minute bug report.
152 Use go1.7.3 instead, and refer to the summary of changes below.
156 go1.7.3 (released 2016/10/19) includes fixes to the compiler, runtime,
157 and the <code>crypto/cipher</code>, <code>crypto/tls</code>,
158 <code>net/http</code>, and <code>strings</code> packages.
159 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.7.3">Go
160 1.7.3 milestone</a> on our issue tracker for details.
164 go1.7.4 (released 2016/12/01) includes two security fixes.
165 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.7.4">Go
166 1.7.4 milestone</a> on our issue tracker for details.
170 go1.7.5 (released 2017/01/26) includes fixes to the compiler, runtime,
171 and the <code>crypto/x509</code> and <code>time</code> packages.
172 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.7.5">Go
173 1.7.5 milestone</a> on our issue tracker for details.
177 go1.7.6 (released 2017/05/23) includes the same security fix as Go 1.8.2 and
178 was released at the same time.
179 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.2">Go
180 1.8.2 milestone</a> on our issue tracker for details.
183 <h2 id="go1.6">go1.6 (released 2016/02/17)</h2>
186 Go 1.6 is a major release of Go.
187 Read the <a href="/doc/go1.6">Go 1.6 Release Notes</a> for more information.
190 <h3 id="go1.6.minor">Minor revisions</h3>
193 go1.6.1 (released 2016/04/12) includes two security fixes.
194 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.6.1">Go
195 1.6.1 milestone</a> on our issue tracker for details.
199 go1.6.2 (released 2016/04/20) includes fixes to the compiler, runtime, tools,
200 documentation, and the <code>mime/multipart</code>, <code>net/http</code>, and
201 <code>sort</code> packages.
202 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.6.2">Go
203 1.6.2 milestone</a> on our issue tracker for details.
207 go1.6.3 (released 2016/07/17) includes security fixes to the
208 <code>net/http/cgi</code> package and <code>net/http</code> package when used in
210 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.6.3">Go
211 1.6.3 milestone</a> on our issue tracker for details.
215 go1.6.4 (released 2016/12/01) includes two security fixes.
216 It contains the same fixes as Go 1.7.4 and was released at the same time.
217 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.7.4">Go
218 1.7.4 milestone</a> on our issue tracker for details.
221 <h2 id="go1.5">go1.5 (released 2015/08/19)</h2>
224 Go 1.5 is a major release of Go.
225 Read the <a href="/doc/go1.5">Go 1.5 Release Notes</a> for more information.
228 <h3 id="go1.5.minor">Minor revisions</h3>
231 go1.5.1 (released 2015/09/08) includes bug fixes to the compiler, assembler, and
232 the <code>fmt</code>, <code>net/textproto</code>, <code>net/http</code>, and
233 <code>runtime</code> packages.
234 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.5.1">Go
235 1.5.1 milestone</a> on our issue tracker for details.
239 go1.5.2 (released 2015/12/02) includes bug fixes to the compiler, linker, and
240 the <code>mime/multipart</code>, <code>net</code>, and <code>runtime</code>
242 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.5.2">Go
243 1.5.2 milestone</a> on our issue tracker for details.
247 go1.5.3 (released 2016/01/13) includes a security fix to the <code>math/big</code> package
248 affecting the <code>crypto/tls</code> package.
249 See the <a href="https://golang.org/s/go153announce">release announcement</a> for details.
253 go1.5.4 (released 2016/04/12) includes two security fixes.
254 It contains the same fixes as Go 1.6.1 and was released at the same time.
255 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.6.1">Go
256 1.6.1 milestone</a> on our issue tracker for details.
259 <h2 id="go1.4">go1.4 (released 2014/12/10)</h2>
262 Go 1.4 is a major release of Go.
263 Read the <a href="/doc/go1.4">Go 1.4 Release Notes</a> for more information.
266 <h3 id="go1.4.minor">Minor revisions</h3>
269 go1.4.1 (released 2015/01/15) includes bug fixes to the linker and the <code>log</code>, <code>syscall</code>, and <code>runtime</code> packages.
270 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.4.1">Go 1.4.1 milestone on our issue tracker</a> for details.
274 go1.4.2 (released 2015/02/17) includes bug fixes to the <code>go</code> command, the compiler and linker, and the <code>runtime</code>, <code>syscall</code>, <code>reflect</code>, and <code>math/big</code> packages.
275 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.4.2">Go 1.4.2 milestone on our issue tracker</a> for details.
279 go1.4.3 (released 2015/09/22) includes security fixes to the <code>net/http</code> package and bug fixes to the <code>runtime</code> package.
280 See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.4.3">Go 1.4.3 milestone on our issue tracker</a> for details.
283 <h2 id="go1.3">go1.3 (released 2014/06/18)</h2>
286 Go 1.3 is a major release of Go.
287 Read the <a href="/doc/go1.3">Go 1.3 Release Notes</a> for more information.
290 <h3 id="go1.3.minor">Minor revisions</h3>
293 go1.3.1 (released 2014/08/13) includes bug fixes to the compiler and the <code>runtime</code>, <code>net</code>, and <code>crypto/rsa</code> packages.
294 See the <a href="https://github.com/golang/go/commits/go1.3.1">change history</a> for details.
298 go1.3.2 (released 2014/09/25) includes bug fixes to cgo and the crypto/tls packages.
299 See the <a href="https://github.com/golang/go/commits/go1.3.2">change history</a> for details.
303 go1.3.3 (released 2014/09/30) includes further bug fixes to cgo, the runtime package, and the nacl port.
304 See the <a href="https://github.com/golang/go/commits/go1.3.3">change history</a> for details.
307 <h2 id="go1.2">go1.2 (released 2013/12/01)</h2>
310 Go 1.2 is a major release of Go.
311 Read the <a href="/doc/go1.2">Go 1.2 Release Notes</a> for more information.
314 <h3 id="go1.2.minor">Minor revisions</h3>
317 go1.2.1 (released 2014/03/02) includes bug fixes to the <code>runtime</code>, <code>net</code>, and <code>database/sql</code> packages.
318 See the <a href="https://github.com/golang/go/commits/go1.2.1">change history</a> for details.
322 go1.2.2 (released 2014/05/05) includes a
323 <a href="https://github.com/golang/go/commits/go1.2.2">security fix</a>
324 that affects the tour binary included in the binary distributions (thanks to Guillaume T).
327 <h2 id="go1.1">go1.1 (released 2013/05/13)</h2>
330 Go 1.1 is a major release of Go.
331 Read the <a href="/doc/go1.1">Go 1.1 Release Notes</a> for more information.
334 <h3 id="go1.1.minor">Minor revisions</h3>
337 go1.1.1 (released 2013/06/13) includes several compiler and runtime bug fixes.
338 See the <a href="https://github.com/golang/go/commits/go1.1.1">change history</a> for details.
342 go1.1.2 (released 2013/08/13) includes fixes to the <code>gc</code> compiler
343 and <code>cgo</code>, and the <code>bufio</code>, <code>runtime</code>,
344 <code>syscall</code>, and <code>time</code> packages.
345 See the <a href="https://github.com/golang/go/commits/go1.1.2">change history</a> for details.
346 If you use package syscall's <code>Getrlimit</code> and <code>Setrlimit</code>
347 functions under Linux on the ARM or 386 architectures, please note change
348 <a href="//golang.org/cl/11803043">11803043</a>
349 that fixes <a href="//golang.org/issue/5949">issue 5949</a>.
352 <h2 id="go1">go1 (released 2012/03/28)</h2>
355 Go 1 is a major release of Go that will be stable in the long term.
356 Read the <a href="/doc/go1.html">Go 1 Release Notes</a> for more information.
360 It is intended that programs written for Go 1 will continue to compile and run
361 correctly, unchanged, under future versions of Go 1.
362 Read the <a href="/doc/go1compat.html">Go 1 compatibility document</a> for more
363 about the future of Go 1.
367 The go1 release corresponds to
368 <code><a href="weekly.html#2012-03-27">weekly.2012-03-27</a></code>.
371 <h3 id="go1.minor">Minor revisions</h3>
374 go1.0.1 (released 2012/04/25) was issued to
375 <a href="//golang.org/cl/6061043">fix</a> an
376 <a href="//golang.org/issue/3545">escape analysis bug</a>
377 that can lead to memory corruption.
378 It also includes several minor code and documentation fixes.
382 go1.0.2 (released 2012/06/13) was issued to fix two bugs in the implementation
383 of maps using struct or array keys:
384 <a href="//golang.org/issue/3695">issue 3695</a> and
385 <a href="//golang.org/issue/3573">issue 3573</a>.
386 It also includes many minor code and documentation fixes.
390 go1.0.3 (released 2012/09/21) includes minor code and documentation fixes.
394 See the <a href="https://github.com/golang/go/commits/release-branch.go1">go1 release branch history</a> for the complete list of changes.
397 <h2 id="pre.go1">Older releases</h2>
400 See the <a href="pre_go1.html">Pre-Go 1 Release History</a> page for notes