Open Source

  1. The Developer Certificate of Origin is Not a Contributor License Agreement

    dispelling magical DCO thinking to reveal the system below

  2. Creative Commons’ 2021-2025 Strategy

    a scene stalwart turns “ethical”

  3. Drafter’s Anxiety

    writing new licenses isn’t scary

  4. The Luck of Open Source

    open source without great men

  5. Sell Babel 8

    ask for the money you need so people can actually pay it

  6. Open Gaming Deja Vu

    a clear-eyed view of open from 1999

  7. You Can Still Use the Software

    Justin Colannino on what’s up with new software licenses

  8. The Origin of the “MIT License”

    how did those famous terms come about?

  9. Cross License Foundations

    decentralized stewardship of collaborative projects

  10. Code Credit License 1.0.0

    a code-for-credit software license

  11. Open Licensing Attacks on Specific Business Models

    an incomplete list

  12. Compliance Industrial Pulpit

    someone tell the enterprise about Open Source 2.0

  13. Where are the Goalposts?

    in response to Luis Villa on SSPL and OSI

  14. Reading AGPL

    a guided introduction for first-timers

  15. Open Source is Discrimination

    that’s the point, or at least it used to be

  16. Righteous, Expedient, Wrong

    OSI swings at Elastic, misses, and leaves a mess

  17. ml5.js Takes a Stand

    a code of conduct with teeth, in the wild

  18. Deprogramming the Programmer

    throw off your jargon and be free

  19. The War on License Notices

    managing uncertainty at the fringes of open licensing

  20. How Congress Sees Open Source

    a view from outside

  21. Copyright Notices Begone

    pointless costs of ancient licenses

  22. From Justice With Love

    the antitrust division groks open source strategy

  23. Mix Many Metaphors

    analogies galore in Oracle v. Google oral argument

  24. Oracle v. Google Oral Argument

    major league copyright lawyering at bat

  25. The Ethical Consequences of Our Collective Activities

    professional ethics as the missing root of entitlement?

  26. Working in Public

    now comes the coder-celebrity

  27. A Modest Trademark Proposal

    banish them from permissive open source

  28. Programmer Power

    prying open “software freedom”

  29. Anything to Everyone

    “defund the police” through the lens of “open source”

  30. Narrative Error

    that’s my hero story, and I’m sticking to it

  31. Free & Open Picture Book

    a conundrum in four panels

  32. Round Robin 1.0.0

    ready for the field

  33. Round Robin License

    new name, new terms, same great idea

  34. “Open Source” Is Nobody’s Property

    if OSI owned it, they wouldn’t be so touchy about it

  35. Antidote

    critical and alternative views on free and open source software

  36. Common-Pool Pushovers

    Elinor Ostrom without boundaries

  37. Locked-In Customers Anonymous

    stop buying software from assholes

  38. Site of Shame

    if you can’t negotiate, castigate?

  39. Sharetribe Community Public License 1.0, Line by Line

    another everything-but-SaaS license

  40. CERN OHL-S 2.0, Line by Line

    the open share-alike hardware license we actually need now?

  41. Medtronic’s PB560 Ventilator License, Line by Line

    medical device company devises copyleft license

  42. Open Source for Business 3e

    new edition of an oft-recommended book

  43. Sustain Podcast

    business models, licenses, role playing

  44. Name Calling Isn’t Precise

    “neo-closed” will come and go

  45. Copyleft Has No Posse

    war is over, want it or not

  46. This Mess We’re In

    ethics, open source, and free riding

  47. Data Under Universal Share-Alike

    limits on effective data copyleft

  48. Reduce, Reuse, Reconsider

    if you wish to make a great hacker from scratch, let them reimplement the universe

  49. Scratch Other People’s Itches

    achieve more meaning and feel less alone

  50. Copyleft Should be Scary

    if the virus wasn’t scary, would we wash out hands?

  51. Open Source Should Come With Warranties

    (from the companies who use it)

  52. What did I just agree to?

    Marc Jones on oddities in OSI-approved licenses

  53. Luis Villa’s Licensing Year in Review

    harassment made the list, and should have

  54. Few-Maintainer Projects

    reality-driven expectations

  55. Renaming API Copyleft

    naming for purpose, not implementation

  56. API Copyleft 2.0.0-pre.1

    bringing the best of Parity to API Copyleft

  57. The Main Event

    Amazon versus Startups and the New York Times

  58. npm fund

    new subcommand and metadata standard

  59. Talking Points: Ethical Licenses

    collecting points and counterpoints

  60. Venture Capital Shill

    scapegoating free software’s failures

  61. MulanPSL

    a new riff on the Apache patent bargain from China

  62. Heather Meeker on “Ethos Licensing”

    free and open is ethos licensing, too

  63. “BSD with PATENTS” and “BSD-2-Clause Plus Patent” are Not the Same

    similar licenses, very different receptions

  64. Love this License

    law brut with ASCII art

  65. Blue Oak Test Suite

    test cases for new public licenses

  66. Blue Oak Reading List

    reading list for lawyers new to open source

  67. Cross-License Collaboratives

    decentralizing contributor license agreements

  68. Standards, Patents, Open Source

    towards constructive collaboration across practice communities

  69. Blue Oak Guidance on Mergers and Acquisitions

    please stop paying me so much to fix reps and warranties

  70. No LICENSE

    they won’t see your funding plea if they never look

  71. Our Ethics, Not Yours

    in defense of Seth Vargo and morality-first licenses

  72. The Tyranny of Time

    licensing gives developers much-needed flexibility

  73. Open Core is Not a Good Story

    three better ways to express yourself and your company

  74. Open Legal Podcast?

    considering an open legal podcast

  75. Is this conference a good idea?

    forthcoming talk at a conference

  76. The Great Open Source Shake-Up

    more mandatory reading from Kate Downing

  77. Changeblog

    a few thoughts on a friend’s podcast appearance

  78. Require Credit For Your Software

    a general-purpose legal tool to require credit for open work

  79. Get In, Get Out

    open source advice for new programmers breaking into the industry

  80. Dark Arts at Daybreak

    the end of club rule in open source law

  81. Operating Environment

    essential industry background for reading open software licenses

  82. SSPL Was Not Commons Clause

    how open licensing blew its biggest opportunity of the 2010s

  83. Mortarboard Licenses

    graduate to new public license terms

  84. Schools of Cohesion

    exploring the crosswise policy biases we learn from open software

  85. Tyranny of Permissionlessness

    open source’s narrow focus further empowers those with other ways to exclude

  86. Don’t Rely on OSI Approval

    activist approval does not track practical needs

  87. AFL-3.0 versus OSL-3.0

    a redline (diff) with important network terms highlighted

  88. #wontfix

    endorsements can’t fix the Open Source Definition

  89. Calls to Sustainability Action via package.json

    a new proposal, schema, and tools

  90. Enterprise Ready Open Software License Supplement

    the status quo, plus money for devs

  91. Stairway to Heaven

    repairing broken steps to software license Nirvana

  92. The Diachronic Treadmill License

    automatically reward supporters with copyleft exceptions

  93. License Utopia

    just four licenses for all of open source

  94. Ethical Subcommons Starter Kit

    bringing openness to software of moral concern

  95. Weak or Strong is Wrong

    towards selective or consistent copyleft

  96. Deprecation Notice: MIT and BSD

    it’s time to retire thirty-year-old academic licenses

  97. Back to IP

    the copyright giant has a policy

  98. Indie Open Source

    developing resource for indie-ready business models

  99. Open Source Software License Reading List

    a comprehensive curriculum for new license wonks

  100. First Thoughts on the Redis Source Available License Agreement

    evident demand for license rules on API boundaries

  101. API Copyleft License 1.0.0

    first release of API-boundary copyleft form

  102. API Copyleft

    functionality, interfaces, and line drawing in a new copyleft paradigm

  103. Shared Component License

    first shot at a short, plain license in the vein of Mongo’s SSPL

  104. Outer Source

    open software by closed methods

  105. Apache-2.0 versus ECL-2.0

    a redline (diff) showing substantive changes

  106. Open Source is Not About You

    a minimal, functionalist view of open source

  107. Open Handicaps

    Did permissive used to advantage open work like copyleft does today?

  108. Selective Openness

    making money by choosing what to give away

  109. The Open Source Definition as Copyleft Regulation

    an in-depth review of commonly cited criteria

  110. The Copyleft Bust Up

    loopholes, licenses, and realpolitik in open source

  111. How to Speak Copyleft

    the missing vocabulary of copyleft design

  112. Elsewhere: Mapping Open Business Models

    crosspost from the License Zero blog

  113. Seeking Comment: Copyright Notice Recommendation

    first stab at a pragmatic best-practice guide

  114. Indirect Licensing

    dispensing software licenses in the Internet era

  115. Contributor Councils

    relicensing without foundation, BDFL, or unanimity

  116. Patents for Software Freedom

    gun-shy insurgents and the heavy weapons of IP law

  117. Bilking Angels

    celestial finance for earth-bound developers

  118. Crowd Hiring

    assurance contracts for short-term open software maintenance

  119. Quick Read of Tidelift’s Lifting Agreement

    nits picked in the developer terms for a new pay-the-devs company

  120. Private Changes in Free Software Copyleft Licenses

    Where’s the fifth freedom?

  121. Enforce Open Source Licenses with the Digital Millennium Copyright Act

    takedown power for DIY developers

  122. Unhappy Coincidences

    marriages of licensing convenience, and changed circumstances

  123. Selective Mythology

    defining open source for fun and profit, in the shadow of the enterprise

  124. The Posterity Public License

    a strong-attribution open source license

  125. MPL-2.0 versus OPL-2.1

    a redline (diff) showing changes

  126. I Have Another Blog

    you may want to subscribe on License Zero, too

  127. Licence Libre du Québec – Réciprocité versus - Réciprocité forte

    a redline (diff) showing changes

  128. CLAs are Not a Sham

    licensing with friends, improved and improving

  129. Debian Free Software Guidelines versus the Open Source Definition

    a redline (diff) showing changes

  130. Mercenary Rapport

    moral blindness in open source as social media

  131. Unsustainability at Scale

    today’s tools for yesterday’s problems tomorrow

  132. Feed this Bear

    indie coder, promote thyself!

  133. Overkill

    doing IP law wrong, and getting away with it

  134. The License Zero Manifesto

    sustainable software in the open

  135. Null Value

    against demise of the hacker public license

  136. Switchmode Developer Agreement

    an open form contract for open source contractors

  137. Open Software Service Terms

    legal terms for paid web apps, now available in the English language

  138. It’s Not About Community

    another view of Open Source

  139. Open Source: Theory of Operation

    a short, practical guide to open source software for programmers at work

  140. Open Source License Business Perception Report

    the pain and confusion of common open licenses, roughly quantified

  141. Against Legislating the Nonobvious

    short-order feedback on the default contributor license in GitHub’s draft terms of service

  142. The Mendicant Maintainerati

    no holy fools for Open Source

  143. The MIT License, Line by Line

    171 words every programmer should understand

  144. I Don’t Want to Know What “Open Source” Means

    I am he as you are he as you are me and we are all on GitHub.

  145. License from Who?

    Safe open-source licensing means more than a LICENSE file.

  146. The Berneout Pledge

    Sucks less than CLAs!

  147. First Read: The Fair Source License

    Text and my first thoughts on a new, non-open source form license

  148. Startup Unix

    An open legal operating system for start-up technology companies

  149. React Patent Redline

    Changes to Facebook’s patent grant for React, Flux, Immutable, &c.

  150. Blind Patches

    What if open-source contributors could submit patches anonymously and choose to claim credit later?