| Name | Date | Commits | Authors |
|---|---|---|---|
| v1.3 | 2023-08-18 | 54 | Mark Adler (40), Dimitri Papadopoulos (4), Gilles Vollant (2), Xiang Xiao (1), RedworkDE (1), Paul Marquess (1), OldWorldOrdr (1), Eugene Golushkov (1), Bruno S Marques (1), Bastian Germann (1), Andrzej Hunt (1) |
| v1.2.13 | 2022-10-12 | 55 | Mark Adler (45), Nathan Moinvaziri (10) |
| v1.2.12 | 2022-03-27 | 63 | Mark Adler (63) |
| v1.2.11 | 2017-01-15 | 8 | Mark Adler (8) |
| v1.2.10 | 2017-01-02 | 10 | Mark Adler (10) |
| v1.2.9 | 2016-12-31 | 89 | Mark Adler (89) |
| v1.2.8 | 2013-04-28 | 8 | Mark Adler (8) |
| v1.2.7.3 | 2013-04-13 | 3 | Mark Adler (3) |
| v1.2.7.2 | 2013-04-13 | 5 | Mark Adler (5) |
| v1.2.7.1 | 2013-03-24 | 59 | Mark Adler (47), Will Glynn (2), Thomas Roß (2), takacsd (1), Like Ma (1), Jason Williams (1), Greg Domjan (1), Fredrik Orderud (1), Enrico Weigelt, metux IT service (1), E. Timothy Uy (1), Birunthan Mohanathas (1) |
| v1.2.7 | 2012-05-02 | 63 | Mark Adler (50), Christoph J. Thompson (5), Peter Kuemmel (3), jK (1), Török Edwin (1), Nathan Phillip Brink (1), Daniel Snider (1), Birunthan Mohanathas (1) |
| v1.2.6.1 | 2012-02-12 | 14 | Mark Adler (14) |
| v1.2.6 | 2012-01-29 | 28 | Mark Adler (24), Jonathan Nieder (4) |
| v1.2.5.3 | 2012-01-15 | 16 | Mark Adler (16) |
| v1.2.5.2 | 2011-12-18 | 56 | Mark Adler (53), Török Edwin (1), Tor Lillqvist (1), Mike Frysinger (1) |
| v1.2.5.1 | 2011-09-11 | 1 | Mark Adler (1) |
| v1.2.5 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.4.5 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.4.4 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.4.3 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.4.2 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.4.1 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.4-pre2 | 2011-09-09 | 0 | |
| v1.2.4-pre1 | 2011-09-09 | 0 | |
| v1.2.4 | 2011-09-09 | 3 | Mark Adler (3) |
| v1.2.3.9 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3.8 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3.7 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3.6 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3.5 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3.4 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3.3 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3.2 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3.1 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.3 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.2.4 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.2.3 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.2.2 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.2.1 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.2 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.1.2 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.1.1 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.1 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0.8 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0.7 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0.6 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0.5 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0.4 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0.3 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0.2 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0.1 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.2.0 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.1.4 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.1.3 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.1.2 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.1.1 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.1.0 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.0.9 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.0.8 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.0.7 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.0.5 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.0.4 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.0.2 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.0.1 | 2011-09-09 | 1 | Mark Adler (1) |
| v1.0-pre | 2011-09-09 | 1 | Mark Adler (1) |
| v0.99 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.95 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.94 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.93 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.92 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.91 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.9 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.8 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.79 | 2011-09-09 | 1 | Mark Adler (1) |
| v0.71 | 2011-09-09 | 1 | Mark Adler (1) |