# Release Notes for SPDX License List

## version 3.28.0 - 2026-02-20

New licenses/exceptions added: 33

1. Advanced-Cryptics-Dictionary
2. ALGLIB-Documentation
3. BOLA-1.1
4. BSD-3-Clause-Tso
5. BSD-Mark-Modifications
6. Buddy
7. CAPEC-tou
8. Classpath-exception-2.0-short
9. ESA-PL-permissive-2.4
10. ESA-PL-strong-copyleft-2.4
11. ESA-PL-weak-copyleft-2.4
12. HPND-sell-variant-critical-systems
13. HPND-SMC
14. hyphen-bulgarian
15. ISO-permission
16. kvirc-openssl-exception
17. MIT-STK
18. MMPL-1.0.1
19. NIST-PD-TNT
20. OpenMDW-1.0
21. OSC-1.0
22. OSSP
23. ParaType-Free-Font-1.3
24. rsync-linking-exception
25. SGMLUG-PM
26. Simple-Library-Usage-exception
27. sqlitestudio-OpenSSL-exception
28. TekHVC
29. UnRAR
30. Vixie-Cron
31. WordNet
32. WTFNMFPL
33. X11-no-permit-persons

Added and improved markup for several licenses.

Updated to latest version of the License List Publisher.

Updates to script for one-off license tests.

Update to documentation regarding XML fields.

See all PRs for 3.28.0 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.28.0%22+is%3Aclosed

See comparison of changes from 3.27.0 to 3.28.0: https://github.com/spdx/license-list-XML/compare/v3.27.0...v3.28.0

## version 3.27.0 - 2025-07-01

New licenses/exceptions added: 21

1. Artistic-dist
2. Aspell-RU
3. BSD-2-Clause-pkgconf-disclaimer
4. CryptoSwift
5. Digia-Qt-LGPL-exception-1.1
6. DocBook-DTD
7. FSFULLRSD
8. FSL-1.1-ALv2
9. FSL-1.1-MIT
10. Game-Programming-Gems
11. HDF5
12. libpng-1.6.35
13. jove
14. man2html
15. ngrep
16. NTIA-PD
17. polyparse-exception
18. SOFA
19. SUL-1.0
20. Unlicense-libtelnet
21. Unlicense-libwhirlpool

Added and improved markup for several licenses.

Updated to latest version of the License List Publisher.

Fixed expected warnings identified following update to publisher.

Updated XML schema to disallow lists in paragraphs, and fixed existing markup invalidated by schema change.

Updated license matching guidelines regarding number of consecutive hyphen-like characters.

See all PRs for 3.27.0 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.27.0%22+is%3Aclosed

See comparison of changes from 3.26.0 to 3.27.0: https://github.com/spdx/license-list-XML/compare/v3.26.0...v3.27.0

## version 3.26.0 - 2024-12-30

New licenses/exceptions added: 19

1. any-OSI-perl-modules
2. Boehm-GC-without-fee
3. CC-PDM-1.0
4. CC-SA-1.0
5. CGAL-linking-exception
6. DocBook-Stylesheet
7. generic-xts
8. GPL-3.0-389-ds-base-exception
9. harbour-exception
10. Independent-modules-exception
11. InnoSetup
12. MIPS
13. MIT-Click
14. mxml-exception
15. Sendmail-Open-Source-1.1
16. SMAIL-GPL
17. ThirdEye
18. TrustedQSL
19. wwl

Added and improved markup for several licenses.

Updated to latest version of the License List Publisher.

Updated text and links for various documentation.

See all PRs for 3.26.0 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.26.0%22+is%3Aclosed

See comparison of changes from 3.25.0 to 3.26.0: https://github.com/spdx/license-list-XML/compare/v3.25.0...v3.26.0

## version 3.25.0 - 2024-08-19

New licenses/exceptions added: 9

1. DocBook-Schema
2. DocBook-XML
3. erlang-otp-linking-exception
4. HIDAPI
5. HPND-Netrek
6. romic-exception
7. Ruby-pty
8. Ubuntu-font-1.0
9. X11-swapped

Deprecated Net-SNMP license identifier.

Added and improved markup for several licenses.

See all PRs for 3.25.0 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.25.0%22+is%3Aclosed

See comparison of changes from 3.24.0 to 3.25.0: https://github.com/spdx/license-list-XML/compare/v3.24.0...v3.25.0

## version 3.24.0 - 2024-05-22

New licenses/exceptions added: 25

1. 3D-Slicer-1.0
2. AMD-newlib
3. any-OSI
4. Asterisk-linking-protocols-exception
5. BSD-2-Clause-first-lines
6. Catharon
7. cve-tou
8. Gutmann
9. HPND-export-US-acknowledgement
10. HPND-export2-US
11. HPND-Intel
12. HPND-merchantability-variant
13. HPND-sell-variant-MIT-disclaimer-rev
14. HPND-UC-export-US
15. MIT-Khronos-old
16. NCBI-PD
17. NCL
18. OAR
19. PCRE2-exception
20. pkgconf
21. PPL
22. RRDtool-FLOSS-exception-2.0
23. Sun-PPP-2000
24. threeparttable
25. xzoom

Began including ".0" patch version for release version tags to align with SPDX 3.0 requirements.

Added and improved markup for many licenses, including fixes to markup for several Creative Commons licenses.

Added notes on historical releases and added `listVersionAdded` tags for many previously-added licenses.

Added first draft of documentation regarding processes for common review practices, and minor improvements to other documentation.

Fixed technical issue when merging multiple PRs in close succession.

Fixed typo in license list schema XSD file.

See all PRs for 3.24.0 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.24.0%22+is%3Aclosed

See comparison of changes from 3.23 to 3.24.0: https://github.com/spdx/license-list-XML/compare/v3.23...v3.24.0

## version 3.23 - 2024-02-08

New licenses/exceptions added: 43

1. Adobe-Display-PostScript
2. AML-glslang
3. bcrypt-Solar-Designer
4. Bison-exception-1.24
5. Brian-Gladman-2-Clause
6. BSD-2-Clause-Darwin
7. BSD-3-Clause-acpica
8. BSD-Source-beginning-file
9. BSD-Systemics-W3Works
10. Caldera-no-preamble
11. CC-BY-3.0-AU
12. CMU-Mach-nodoc
13. DEC-3-Clause
14. DRL-1.1
15. fmt-exception
16. FSFAP-no-warranty-disclaimer
17. GCR-docs
18. Gmsh-exception
19. GNOME-examples-exception
20. gtkbook
21. hdparm
22. HPND-Fenneberg-Livingston
23. HPND-INRIA-IMAG
24. HPND-Kevlin-Henney
25. HPND-MIT-disclaimer
26. HPND-sell-MIT-disclaimer-xserver
27. ISC-Veillard
28. LPD-document
29. Mackerras-3-Clause
30. Mackerras-3-Clause-acknowledgment
31. mailprio
32. OpenSSL-standalone
33. OpenVision
34. Pixar
35. radvd
36. SAX-PD-2.0
37. softSurfer
38. SSLeay-standalone
39. Sun-PPP
40. TGPPL-1.0
41. UMich-Merit
42. Unicode-3.0
43. xkeyboard-config-Zinoviev

Added first draft of documentation regarding processes for license matching to avoid duplicates on the License List.

Added and improved markup for many licenses and many minor improvements to other documentation.

See all PRs for 3.23 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.23%22+is%3Aclosed

See comparison of changes from 3.22 to 3.23: https://github.com/spdx/license-list-XML/compare/v3.22...v3.23

## version 3.22 - 2023-10-05

New licenses/exceptions added: 48

1. Adobe-Utopia
2. Autoconf-exception-generic-3.0
3. BSD-3-Clause-flex
4. BSD-3-Clause-HP
5. BSD-3-Clause-Sun
6. BSD-Inferno-Nettverk
7. BSD-Systemics
8. check-cvs
9. Cronyx
10. DL-DE-ZERO-2.0
11. FBM
12. Ferguson-Twofish
13. Furuseth
14. fwlw
15. GCC-exception-2.0-note
16. GNU-compiler-exception
17. HP-1989
18. HPND-DEC
19. HPND-doc
20. HPND-doc-sell
21. HPND-export-US-modify
22. HPND-Pbmplus
23. HPND-sell-regexpr
24. HPND-UC
25. Kastrup
26. lsof
27. Lucida-Bitmap-Fonts
28. magaz
29. McPhee-slideshow
30. MIT-testregex
31. MMIXware
32. MPEG-SSG
33. PADL
34. pnmstitch
35. python-ldap
36. SANE-exception
37. SGI-OpenGL
38. SL
39. Soundex
40. ssh-keyscan
41. stunnel-exception
42. swrule
43. Texinfo-exception
44. TTYP0
45. UBDL-exception
46. ulem
47. URT-RLE
48. Zeeff

Added and improved markup for many licenses and many minor improvements to other documentation.

See all PRs for 3.22 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.22%22+is%3Aclosed

See comparison of changes from 3.21 to 3.22: https://github.com/spdx/license-list-XML/compare/v3.21...v3.22

## version 3.21 - 2023-06-18

New licenses/exceptions added: 28

1.  Asterisk-exception
2. ASWF-Digital-Assets-1.0
3. ASWF-Digital-Assets-1.1
4. Autoconf-exception-macro
5. Boehm-GC
6. CC-BY-SA-3.0-IGO
7. cryptsetup-OpenSSL-exception
8. dtoa
9. GPL-3.0-interface-exception
10. Inner-Net-2.0
11. Latex2e-translated-notice
12. libpri-OpenH323-exception
13. Linux-man-pages-1-para
14. Linux-man-pages-copyleft-2-para
15. Linux-man-pages-copyleft-var
16. LLGPL
17. metamail
18. MIT-Festival
19. NIST-Software
20. OLFL-1.3
21. OPL-UK-3.0
22. SGP4
23. TermReadKey
24. UnixCrypt
25. vsftpd-openssl-exception
26. Widget-Workshop
27. Xdebug-1.03
28. Xfig

Added documentation for inclusion principles for exceptions on the SPDX Exceptions List.

Removed `isDeprecated` field from licenses and exceptions in favor of `deprecatedVersion` alone.

Added and improved markup for many licenses and many minor improvements to other documentation.

Updated to latest version of the License List Publisher and GitHub Actions dependencies.

Designated current license list XML schema as version 1.0.0.

See all PRs for 3.21 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.21%22+is%3Aclosed

See comparison of changes from 3.20 to 3.21: https://github.com/spdx/license-list-XML/compare/v3.20...v3.21

## version 3.20 - 2023-02-17

New licenses/exceptions added: 40

1.  AdaCore-doc
2.  Autoconf-exception-generic
3.  BSD-4.3RENO
4.  BSD-4.3TAHOE
5.  BSD-Advertising-Acknowledgement
6.  BSD-Attribution-HPND-disclaimer
7.  Bitstream-Charter
8.  Brian-Gladman-3-Clause
9.  CC-BY-NC-SA-2.0-DE
10. CFITSIO
11. CMU-Mach
12. Clips
13. Cornell-Lossless-JPEG
14. GNAT-exception
15. Graphics-Gems
16. HP-1986
17. HPND-Markus-Kuhn
18. HPND-export-US
19. HPND-sell-variant-MIT-disclaimer
20. IEC-Code-Components-EULA
21. IJG-short
22. JPL-image
23. Kazlib
24. LOOP
25. MIT-Wu
26. Martin-Birgmeier
27. OFFIS
28. OpenPBS-2.3
29. QPL-1.0-INRIA-2004
30. QPL-1.0-INRIA-2004-exception
31. snprintf
32. SunPro
33. SWI-exception
34. Symlinks
35. TPDL
36. TPL-1.0
37. TTWL
38. UCAR
39. w3m
40. xlock

Added historical timeline for the license list.

Recorded and made available links to videos showing two different processes for creating license XML files, and improved related process documentation.

Added and improved markup for many licenses and many minor improvements to other documentation.

Adjusted ListedLicense XSD schema to remove directly-nested lists that had resulted in invalid HTML, and made corresponding fixes to XML for many licenses.

Fixed broken validate-schema CI check and simplified test-one-license script.

Updated to latest version of the License List Publisher.

See all PRs for 3.20 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.20%22+is%3Aclosed

See comparison of changes from 3.19 to 3.20: https://github.com/spdx/license-list-XML/compare/v3.19...v3.20

## version 3.19 - 2022-11-30

New licenses/exceptions added: 5

1. checkmk
2. FSFULLRWD
3. Knuth-CTAN
4. libutil-David-Nugent
5. x11vnc-openssl-exception

Many improvements to documentation, including new docs on XML template fields and license list release process, and a rework of the FAQs.

Improvements to documentation and requested fields for online license request tool.

Renamed `master` branch to `main` and made conforming edits.

Cleanup of markup for many licenses and other minor changes.

See all PRs for 3.19 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.19%22+is%3Aclosed

See comparison of changes from 3.18 to 3.19: https://github.com/spdx/license-list-XML/compare/v3.18...v3.19

## version 3.18 - 2022-08-11

New licenses/exceptions added: 10

1. CC-BY-3.0-IGO
2. GStreamer-exception-2005
3. GStreamer-exception-2008
4. LZMA-SDK-9.11-to-9.20
5. LZMA-SDK-9.22
6. MS-LPL
7. Minpack
8. mpi-permissive
9. NICTA-1.0
10. Python-2.0.1

Corrected designation of KiCad-libraries-exception (added in 3.17) as an exception rather than a license.

Implemented license decision template for improved clarity on legal team decisions regarding license submission requests.

Updates to various documentation, adjustments to markup for various licenses and other minor changes.

See all PRs for 3.18 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.18%22+is%3Aclosed

See comparison of changes from 3.17 to 3.18: https://github.com/spdx/license-list-XML/compare/v3.17...v3.18

## version 3.17 - 2022-05-08

New licenses/exceptions added: 5

1. Arphic-1999
2. Baekmuk
3. Bitstream-Vera
4. KiCad-libraries-exception
5. mplus

For the LGPL-3.0 collection of licenses, added GPL-3.0 text as optional inclusion at end of license text.

Migrated SPDX License List FAQs from SPDX website into license-list-XML repo in MarkDown format.

Updates to various documentation, adjustments to markup for various licenses and other minor changes.

Updated to latest version of the License List Publisher.

See all PRs for 3.17 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.17%22+is%3Aclosed

See comparison of changes from 3.16 to 3.17: https://github.com/spdx/license-list-XML/compare/v3.16...v3.17

## version 3.16 - 2022-02-06

New licenses/exceptions added: 6

1. App-s2p
2. DL-DE-BY-2.0
3. Elastic-2.0
4. Jam
5. SchemeReport
6. X11-distribute-modifications-variant

Deprecated licenses/exceptions: 1

1. bzip2-1.0.5

Added documentation describing how to use the Git command line to create and test new license XML files. See [DOCS/git-usage.md](DOCS/git-usage.md) for more information.

Updates to various documentation, adjustments to markup for various licenses and other minor changes.

Updated to latest version of the License List Publisher.

See all PRs for 3.16 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.16%22+is%3Aclosed

See comparison of changes from 3.15 to 3.16: https://github.com/spdx/license-list-XML/compare/v3.15...v3.16

## version 3.15 - 2021-11-14

New licenses/exceptions added: 4

1. COIL-1.0
2. Community-Spec-1.0
3. FDK-AAC
4. Linux-man-pages-copyleft

Note that "Linux-man-pages-copyleft" was initially merged as "Verbatim-man-pages", but at the community's request the ID was updated prior to inclusion in the release. See https://github.com/spdx/license-list-XML/issues/1310 for more details.

Added template for reviews of new license requests, to evaluate against the license inclusion principles. See [DOCS/template-license-review-checklist.md](DOCS/template-license-review-checklist.md) for the review template.

Updates to various documentation, adjustments to markup for various licenses and other minor changes.

Updated to latest version of the License List Publisher.

See all PRs for 3.15 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.15%22+is%3Aclosed

See comparison of changes from 3.14 to 3.15: https://github.com/spdx/license-list-XML/compare/v3.14...v3.15

## version 3.14 - 2021-08-08

New licenses/exceptions added: 13

1. CC-BY-NC-SA-2.0-FR
2. CC-BY-NC-SA-2.0-UK
3. CC-BY-2.5-AU
4. CC-BY-3.0-NL
5. CC-BY-3.0-DE
6. CC-BY-NC-3.0-DE
7. CC-BY-NC-ND-3.0-DE
8. CC-BY-NC-SA-3.0-DE
9. CC-BY-ND-3.0-DE
10. CC-BY-SA-3.0-DE
11. CDLA-Permissive-2.0
12. NLOD-2.0
13. OPUBL-1.0

Updates to various documentation, adjustments to markup for various licenses and other minor changes.

See all PRs for 3.14 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.14%22+is%3Aclosed

See comparison of changes from 3.13 to 3.14: https://github.com/spdx/license-list-XML/compare/v3.13...v3.14

## version 3.13 - 2021-05-15

New licenses/exceptions added: 2

1. BSD-3-Clause-No-Military-License
2. CDL-1.0

Updates to various documentation, adjustments to markup for various licenses and other minor changes.

See all PRs for 3.13 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.13%22+is%3Aclosed

See comparison of changes from 3.12 to 3.13: https://github.com/spdx/license-list-XML/compare/v3.12...v3.13

## version 3.12 - 2021-03-07

New licenses/exceptions added: 10

1. BSD-3-Clause-Modification
2. BSD-4-Clause-Shortened
3. CC-BY-SA-2.1-JP
4. C-UDA-1.0
5. DRL-1.0
6. FreeBSD-DOC
7. GD
8. MIT-Modern-Variant
9. NAIST-2003
10. OGDL-Taiwan-1.0

The test / build / deploy CI system has been migrated from Travis to GitHub Actions.

Updates to various documentation, cleanup of markup for various licenses and other minor changes.

See all PRs for 3.12 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.12+release%22+is%3Aclosed

See comparison of changes from 3.11 to 3.12: https://github.com/spdx/license-list-XML/compare/v3.11...v3.12

## version 3.11 - 2020-11-25

New licenses/exceptions added: 6

1. ANTLR-PD-fallback
1. BUSL-1.1
1. CC-BY-3.0-US
1. CC-BY-SA-2.0-UK
1. HTMLTIDY
1. MIT-open-group

Update several licenses to note that they have become OSI-approved.

Updates and cleanup of markup for various licenses and other minor changes.

See all PRs for 3.11 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.11+release%22+is%3Aclosed

See comparison of changes from 3.10 to 3.11: https://github.com/spdx/license-list-XML/compare/v3.10...v3.11

## version 3.10 - 2020-08-03

New licenses/exceptions added: 20

1. BSD-2-Clause-Views
1. CC-BY-NC-ND-3.0-IGO
1. CC-BY-SA-3.0-AT
1. CC-BY-3.0-AT
1. EPICS
1. GFDL-1.1-invariants-only
1. GFDL-1.1-invariants-or-later
1. GFDL-1.1-no-invariants-only
1. GFDL-1.1-no-invariants-or-later
1. GFDL-1.2-invariants-only
1. GFDL-1.2-invariants-or-later
1. GFDL-1.2-no-invariants-only
1. GFDL-1.2-no-invariants-or-later
1. GFDL-1.3-invariants-only
1. GFDL-1.3-invariants-or-later
1. GFDL-1.3-no-invariants-only
1. GFDL-1.3-no-invariants-or-later
1. GLWTPL
1. NIST-PD
1. NIST-PD-fallback

Extensive updates to documentation for workflow to add new licenses.

Deprecate BSD-2-Clause-FreeBSD as substantively identical to BSD-2-Clause-Views.

Updates and cleanup of markup for various licenses and other minor changes.

See all PRs for 3.10 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.10+release%22+is%3Aclosed

See comparison of changes from 3.9 to 3.10: https://github.com/spdx/license-list-XML/compare/v3.9...v3.10

## version 3.9 - 2020-05-15

New licenses/exceptions added: 16

1. CAL-1.0
1. CAL-1.0-Combined-Work-Exception
1. CERN-OHL-P-2.0
1. CERN-OHL-S-2.0
1. CERN-OHL-W-2.0
1. Hippocratic-2.1
1. LGPL-3.0-linking-exception
1. MulanPSL-2.0
1. NCGL-UK-2.0
1. O-UDA-1.0
1. OGC-1.0
1. Parity-7.0.0
1. PolyForm-Noncommercial-1.0.0
1. PolyForm-Small-Business-1.0.0
1. SHL-2.0
1. SHL-2.1

Deprecate BSD-2-Clause-NetBSD as substantively identical to BSD-2-Clause.

Update and expand license inclusion principles.

Update matching guidelines to v2.1.

Add and update various documentation and legal team meeting details.

Add helper script to enable renaming licenses for use in preparing XML and test
files.

Updates and cleanup of markup for various licenses and other minor changes.

See all PRs for 3.9 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.9+release%22+is%3Aclosed

See comparison of changes from 3.8 to 3.9: https://github.com/spdx/license-list-XML/compare/v3.8...v3.9

## version 3.8 - 2020-02-09

New licenses/exceptions added: 9

1. GPL-3.0-linking-exception
1. GPL-3.0-linking-source-exception
1. libselinux-1.0
1. NTP-0
1. OFL-1.0-RFN
1. OFL-1.0-no-RFN
1. OFL-1.1-RFN
1. OFL-1.1-no-RFN
1. PSF-2.0

Updates and cleanup of markup for various licenses and other minor changes.

Add machine-readable copy of "equivalent words" from matching guidelines.

See all PRs for 3.8 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.8+release%22+is%3Aclosed

See comparison of changes from 3.7 to 3.8: https://github.com/spdx/license-list-XML/compare/v3.7...v3.8

## version 3.7 - 2019-10-22

New licenses/exceptions added: 6

1. etalab-2.0
1. MulanPSL-1.0
1. OGL-Canada-2.0
1. SSH-OpenSSH
1. SSH-short
1. UCL-1.0

Updates and cleanup of markup for various licenses and other minor changes.

Add and update documentation regarding the history of the SPDX License List and
development of license inclusion guidelines.

Technical fixes to license list publisher to handle appropriate display of
optional text fields.

Add helper script to enable testing a single license XML file rather than
requiring re-test of entire repo.

See all PRs for 3.7 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.7+release%22+is%3Aclosed

See comparison of changes from 3.6 to 3.7: https://github.com/spdx/license-list-XML/compare/v3.6...v3.7

## version 3.6 - 2019-07-10

New licenses/exceptions added: 10

1. blessing
1. BlueOak-1.0.0
1. BSD-3-Clause-Open-MPI
1. CC-PDDC
1. Parity-6.0.0
1. SHL-0.5
1. SHL-0.51
1. SSPL-1.0
1. Swift-exception
1. Universal-FOSS-exception-1.0

Addition of markup to various licenses and other minor updates.

Add and update documentation originating from SPDX website, including:
* About the SPDX License List
* Explanation of SPDX License List Fields
* License Inclusion Principles

Technical fixes to schema and license markup for handling of spacing and other updates.

Cleanup of stray whitespace across the repository.

See all PRs for 3.6 here: https://github.com/spdx/license-list-XML/pulls?page=1&q=is%3Apr+milestone%3A%223.6+release%22+is%3Aclosed

See comparison of changes from 3.5 to 3.6: https://github.com/spdx/license-list-XML/compare/v3.5...v3.6

## version 3.5 - 2019-04-02

New licenses/exceptions added: 7

1. JPNIC
1. libpng-2.0
1. HPND-sell-variant
1. GPL-CC-1.0
1. TAPR-OHL-1.0
1. CERN-OHL-1.1
1. CERN-OHL-1.2

Addition of markup to various licenses and other minor updates.

Add page describing internal workflow for adding a new license in /DOCS directory.

See all PRs for 3.5 here: https://github.com/spdx/license-list-XML/pulls?utf8=%E2%9C%93&q=is%3Apr+milestone%3A%223.5+release%22+

See comparison of changes from 3.4 to 3.5:

## version 3.4 - 2018-12-20

New licenses/exceptions added: 1

1. copyleft-next-0.3.0

Various minor updates to license matching markup and tools.

Updated CONTRIBUTING page and links for "Request New License" (previously a webpage) to point here

See all PRs for 3.4 here: https://github.com/spdx/license-list-XML/pulls?utf8=%E2%9C%93&q=milestone%3A%223.4+release%22+

See comparison of changes from 3.3 and 3.4: https://github.com/spdx/license-list-XML/compare/v3.3...v3.4

## version 3.3 - 2018-10-24

New licenses/exceptions added: 6
1. OGL-UK-1.0
1. OGL-UK-2.0
1. OGL-UK-3.0
1. copyleft-next-0.3.1
1. OCaml-LGPL-linking-exception
1. Sendmail-8.23

Updated or added license info for source files associated with SPDX License List (.json, scheme, .js files) with CC0-1.0

See all PRs for 3.3 here: https://github.com/spdx/license-list-XML/pulls?q=is%3Apr+is%3Aclosed+milestone%3A%223.3+release%22

See comparison of changes from 3.2 and 3.3: https://github.com/spdx/license-list-XML/compare/v3.2...v3.3