Back to Catalog

Superman/Batman Omnibus Vol. 2 cover

Superman/Batman Omnibus Vol. 2

DC · 1232 pages · Omnibus

Part of the DC Omnibus guide — every release, in reading order

Batman has trained extensively to become a feared caped crusader. His Kryptonian friend Superman was born with superhuman abilities that humans could never dream of. Together, they are the World’s Finest.

Superman/Batman Omnibus Vol. 2 features some of the duo’s darkest trials from Superman/Batman #44-87 and Superman/Batman Annual #3-5.

Near Mint Condition Overview - Mar 2022
Writer

1 printing · 1 variant · 2022

As an Amazon Associate we earn from qualifying purchases.

  • Superman/Batman Omnibus Vol. 2 cover

    Cover by Francis Manapul

    ISBN: 978-1779510235

    March 15, 2022

    $125.00

Also collected in

15% of this book is also in other books we catalog.

2 more books share a few stories

DC One Million Omnibus · 3% of this book

Final Crisis 10th Anniversary Omnibus · 2% of this book

Creators

click a creator to highlight
WriterMike Johnson +26
PencilerShane Davis +45
InkerMatt Banning +56
ColoristPete Pantazis +33
LettererRob Leigh +5

Percentages may exceed 100% when multiple creators share a role on the same issue.

Issues (47)

Unverified order
  1. 1. #44 Superman / Batman (2003)23pp
    🖼️Cover — Shane Davis · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    K Chapter 1: Strange Favor · 22pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 92 [Column]"1pp

  2. 2. #45 Superman / Batman (2003)23pp
    🖼️Cover — Shane Davis · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    K Chapter 2: Known Deposits · 22pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 97 [Column]"1pp

  3. 3. #46 Superman / Batman (2003)23pp
    🖼️Cover — Shane Davis · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    K Chapter 3: Varietals · 22pp

    💬Writer,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Direct 101 [DC Nation 101] [Column]"1pp

  4. 4. #47 Superman / Batman (2003)23pp
    🖼️Cover — Shane Davis · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    K Chapter 4: WSDs · 22pp

    💬Writer,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 110: Sightings [Column]"1pp

  5. 5. #48 Superman / Batman (2003)23pp
    🖼️Cover — Shane Davis · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    K Chapter 5: All-American · 22pp

    💬Writer,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 114; Batman R.I.P. [Column]"1pp

  6. 6. #49 Superman / Batman (2003)24pp
    🖼️Cover — Shane Davis · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    K Chapter 6: Cache · 23pp

    💬Writer,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 118 [Column]"1pp

  7. 7. #50 Superman / Batman (2003)39pp
    🖼️Cover — Ethan Van Sciver · 1pp

    🖌️Artist

    🎨Colorist

    The Fathers · 38pp

    💬Writer,

    ✏️Penciler, , , ,

    🖋️Inker, , , ,

    🎨Colorist,

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 123 [Column]"1pp

  8. 8. #51 Superman / Batman (2003)23pp
    🖼️Cover — Ryan Sook · 1pp

    🖌️Artist

    🎨Colorist

    Li'l Leaguers Part 1 of 2 [Lil' Leaguers] · 22pp

    💬Writer,

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 127 [Column]"1pp

  9. 9. #52 Superman / Batman (2003)23pp
    🖼️Cover — Ryan Sook · 1pp

    🖌️Artist

    🎨Colorist

    Li'l Leaguers Part 2 of 2 · 22pp

    💬Writer,

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 131 [Column]"1pp

  10. 10. #53 Superman / Batman (2003)23pp
    🖼️Cover — Rags Morales · 1pp

    🖌️Artist

    🎨Colorist

    Super/Bat Part 1 · 22pp

    💬Writer,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 136: Dark Side Club Tournament Round 1 [Column]"1pp

  11. 11. #54 Superman / Batman (2003)23pp
    🖼️Cover — Rags Morales · 1pp

    🖌️Artist

    🎨Colorist

    Super/Bat Part 2 · 22pp

    💬Writer,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation 140: Under Construction [Column]"1pp

  12. 12. #55 Superman / Batman (2003)23pp
    🖼️Cover — Rags Morales · 1pp

    🖌️Artist

    🎨Colorist

    Super/Bat, Part 3 · 22pp

    💬Writer,

    ✏️Penciler

    🖋️Inker,

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [145]: "Okay, Time to Set the Story Straight." [Column]"1pp

  13. 13. #56 Superman / Batman (2003)23pp
    🖼️Cover — Rags Morales · 1pp

    🖌️Artist

    🎨Colorist

    Super/Bat, Conclusion · 22pp

    💬Writer,

    ✏️Penciler

    🖋️Inker, ,

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [153]: That Collective Sigh of Relief You Heard... [Column]"1pp

  14. 14. #57 Superman / Batman (2003)23pp
    🖼️Cover — Whilce Portacio · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    Nanopolis, Part One · 22pp

    💬Writer, ,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [157]: Emerald City Comicon [Column]"1pp

  15. 15. #58 Superman / Batman (2003)23pp
    🖼️Cover — Whilce Portacio · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    Nanopolis, Part Two · 22pp

    💬Writer, ,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [161]: [JLA: Cry for Justice] [Column]"1pp

  16. 16. #59 Superman / Batman (2003)23pp
    🖼️Cover — Whilce Portacio · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    Nanopolis, Conclusion · 22pp

    💬Writer, ,

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [163]: ["Some of Us (A-Hem) Older Comics Fans"] [Column]"1pp

  17. 17. #60 Superman / Batman (2003)23pp
    🖼️Cover — Francis Manapul · 1pp

    🖌️Artist

    🎨Colorist

    Mash-Up, Part 1 · 22pp

    💬Writer,

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [166]: ["The Doctor is in the house"] [Column]"1pp

  18. 18. #61 Superman / Batman (2003)23pp
    🖼️Cover — Francis Manapul · 1pp

    🖌️Artist

    🎨Colorist

    Mash-Up, Part 2 · 22pp

    💬Writer,

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [170]: ["This is some way to kick off the summer, isn't it?"] [Column]"1pp

  19. 19. #62 Superman / Batman (2003)23pp
    🖼️Cover — Rafael Albuquerque · 1pp

    🖌️Artist

    Sidekicked · 22pp

    💬Writer,

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [174]: San Diego Comic Con International [Column]"1pp

  20. 20. #63 Superman / Batman (2003)24pp
    🖼️Cover — Rafael Albuquerque · 1pp

    🖌️Artist

    Night & Day · 23pp

    💬Writer,

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [179]: Fan Expo Canada [Column]"1pp

  21. 21. #64 Superman / Batman (2003)23pp
    🖼️Cover — Scott Kolins · 1pp

    🖌️Artist

    🎨Colorist

    Prelude to the Big Noise · 22pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [184]: 10th Annual Baltimore Comic-Con 2009 [Column]"1pp

  22. 22. #65 Superman / Batman (2003)23pp
    🖼️Cover — Dustin Nguyen · 1pp

    🖌️Artist

    🎨Colorist

    Sweet Dreams · 22pp

    💬Writer,

    🖌️Artist, , , ,

    🎨Colorist,

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [188]: I Come to You With News From the Future! [Column]"1pp

  23. 23. #66 Superman / Batman (2003)23pp
    🖼️Cover — Scott Kolins · 1pp

    🖌️Artist

    🎨Colorist

    Night of the Cure Part One · 22pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [192]: It's That Time of the Year Again in the Nation... [Column]"1pp

  24. 24. #67 Superman / Batman (2003)23pp
    🖼️Cover — Scott Kolins · 1pp

    🖌️Artist

    🎨Colorist

    Night of the Cure Part Two · 22pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [196]: Under the Gun [Column]"1pp

  25. 25. #68 Superman / Batman (2003)23pp
    🖼️Cover — Ardian Syaf · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    The Big Noise Part 1: Rumble Face · 22pp

    💬Writer

    ✏️Penciler

    🖋️Inker,

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 2 stories

    "Go Behind the Scenes of the First Wave [Profile]"7pp

    "DC Nation [200]: Hello, DC Nation! [Column]"1pp

  26. 26. #69 Superman / Batman (2003)23pp
    🖼️Cover — Ardian Syaf · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    The Big Noise Part 2: Benediction Redux · 22pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [204]: ["Hey, Ian, here is the image you requested for DC Nation"] [Column]"1pp

  27. 27. #70 Superman / Batman (2003)23pp
    🖼️Cover — Ardian Syaf · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    The Big Noise Part 3: Righteous Destroyer · 22pp

    💬Writer

    ✏️Penciler,

    🖋️Inker, ,

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [209]: WonderCon [Column]"1pp

  28. 28. #71 Superman / Batman (2003)23pp
    🖼️Cover — Ardian Syaf · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    The Big Noise Part 4: The Final Solution · 22pp

    💬Writer,

    ✏️Penciler

    🖋️Inker, , ,

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [213]: Hey, DC Nation! [Column]"1pp

  29. 29. #72 Superman / Batman (2003)23pp
    🖼️Cover — Fabrizio Fiorentino · 1pp

    🖌️Artist

    Worship · 22pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [217]: Greetings, DC Nation! [Column]"1pp

  30. 30. #73 Superman / Batman (2003)23pp
    🖼️Cover — Fabrizio Fiorentino · 1pp

    🖌️Artist

    Sacrifice · 22pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [222]: Green Arrow [Column]"1pp

  31. 31. #74 Superman / Batman (2003)23pp
    🖼️Cover — Ardian Syaf · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    Ascension · 22pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [226]: Can You See It? [Column]"1pp

  32. 32. #75 Superman / Batman (2003)45pp
    🖼️Cover — Frank Quitely · 1pp

    🖌️Artist

    🎨Colorist

    Resurrection · 26pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    It's a Bat... · 2pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    Brothers in Arms · 2pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    Worlds End... ...But Life Goes On. · 2pp

    💬Writer

    🖌️Artist

    🎨Colorist

    Friendly Advice · 2pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    Night and Day · 2pp

    💬Writer,

    ✏️Penciler,

    🖋️Inker,

    🎨Colorist

    🔤Letterer

    A Superhero's Best Friend · 2pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    Joker and Lex · 2pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    Eternal · 2pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    We Can Be Heroes · 2pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 3 stories

    "Batman's Siren [Illustration]"1pp

    "Superman's Better Half [Illustration]"1pp

    "DC Nation [230]: Fan Expo Canada [Column]"1pp

  33. 33. #76 Superman / Batman (2003)24pp
    🖼️Cover — Nic Klein · 1pp

    🖌️Artist

    The Brave and the Bold · 23pp

    💬Writer

    ✏️Penciler

    🖋️Inker,

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor

    📋Asst. Editor

    Not included — 1 story

    "DC Nation [235]: Superman's Pal & Chloe's Debut [Column]"1pp

  34. 34. #77 Superman / Batman (2003)23pp
    🖼️Cover — Alé Garza · 1pp

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    Fright Knight · 22pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [239]: A Conversation With J. T. -- and the Teen Titans? [Column]"1pp

  35. 35. #78 Superman / Batman (2003)24pp
    🖼️Cover — Ed Benes · 1pp

    🖌️Artist

    🎨Colorist

    Who Would Win? · 15pp

    💬Writer,

    🖌️Artist

    🎨Colorist

    🔤Letterer

    A World of Their Own · 8pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [243]: As I Write This, There is a Batman Costume Sitting in a Box Beside My Desk [Column]"1pp

  36. 36. #79 Superman / Batman (2003)23pp
    🖼️Cover — Fiona Staples · 1pp

    🖌️Artist

    🎨Colorist

    Worlds' Finest, Part One · 22pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [248]: Happy Holidays from All of Us at DC Comics and Larfleeze [Column]"1pp

  37. 37. #80 Superman / Batman (2003)21pp
    🖼️Cover — Fiona Staples · 1pp

    🖌️Artist

    🎨Colorist

    Worlds' Finest, Part Two · 20pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [252]: Hey There, DC Nation, It's Been a While. Remember Me? [Column]"1pp

  38. 38. #81 Superman / Batman (2003)21pp
    🖼️Cover — Travel Foreman · 1pp

    🖌️Artist

    🎨Colorist

    Sorcerer Kings, Part One · 20pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 2 stories

    "DC Universe [Letters]"1pp

    "DC Nation [256]: All-Star Superman Comes to DVD! [Column]"1pp

  39. 39. #82 Superman / Batman (2003)21pp
    🖼️Cover — Travel Foreman · 1pp

    🖌️Artist

    🎨Colorist

    Sorcerer Kings, Part Two · 20pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 2 stories

    "Batman [Letters]"2pp

    "[261]: DC Universe Online [Column]"1pp

  40. 40. #83 Superman / Batman (2003)21pp
    🖼️Cover — Travel Foreman · 1pp

    🖌️Artist

    🎨Colorist

    Sorcerer Kings, Part Three · 20pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 3 stories

    "[Letters]"2pp

    "In the Spotlight [Photo Story]"1pp

    "DC Nation [265]: Dear DC Nation... [Column]"1pp

  41. 41. #84 Superman / Batman (2003)21pp
    🖼️Cover — Travel Foreman · 1pp

    🖌️Artist

    🎨Colorist

    Sorcerer Kings Finale · 20pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 2 stories

    "[Letters]"2pp

    "DC Nation [269]: Flashpoint [Column]"1pp

  42. 42. #85 Superman / Batman (2003)21pp
    🖼️Cover — Miguel Ángel Sepúlveda · 1pp

    🖌️Artist

    🎨Colorist

    The Secret, Part 1 of 3 · 20pp

    💬Writer

    ✏️Penciler

    🖋️Inker,

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 2 stories

    "Batman [Letters]"2pp

    "DC Nation [273]: DC Nation Q & A [Column]"1pp

  43. 43. #86 Superman / Batman (2003)21pp
    🖼️Cover — Miguel Ángel Sepúlveda · 1pp

    🖌️Artist

    🎨Colorist

    The Secret, Part 2 of 3 · 20pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 3 stories

    "Batman [Letters]"2pp

    "In the Spotlight [Column]"1pp

    "DC Nation [278]: DC Goes to San Diego Comic-Con [Column]"1pp

  44. 44. #87 Superman / Batman (2003)21pp
    🖼️Cover — Miguel Ángel Sepúlveda · 1pp

    🖌️Artist

    🎨Colorist

    The Secret, Part 3 of 3 · 20pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [282]: DC Specul-Nation [Column]"1pp

  45. 45. #3 Superman / Batman Annual (2006)39pp
    🖼️Cover — Bernie Wrightson · 1pp

    🖌️Artist

    🎨Colorist

    Compound Fracture! · 38pp

    💬Writer

    ✏️Penciler

    🖋️Inker,

    🎨Colorist

    🔤Letterer

    📋Editorial — 3 credits

    📋Editor, ,

    Not included — 1 story

    "DC Nation [149]: With So Much Going On in the DC Universe [Column]"1pp

  46. 46. #4 Superman / Batman Annual (2006)47pp
    🖼️Cover — Artgerm · 1pp

    🖌️Artist

    🎨Colorist

    A Time Beyond Hope · 46pp

    💬Writer

    ✏️Penciler

    🖋️Inker

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [219]: Revenge Gets Ugly [Column]"1pp

  47. 47. #5 Superman / Batman Annual (2006)47pp
    🖼️Cover — Miguel Ángel Sepúlveda · 1pp

    🖌️Artist

    🎨Colorist

    Reign of Doomsday, Part Five: No Exit! · 46pp

    💬Writer

    🖌️Artist

    🎨Colorist

    🔤Letterer

    📋Editorial — 2 credits

    📋Editor,

    Not included — 1 story

    "DC Nation [263]: DC Nation Remembers Dwayne McDuffie (1962-2011) [Column]"1pp

May contain data from the Grand Comics Database™ ↗ under the CC BY-SA 4.0 ↗ license.