Hacker ApprovedDepartments

SCCS

Shares rank 22 of 26 version control systems by recommenders

Old Unix version control system, recommended for tracking file history and comparing document versions. Critics say it handled collaborative development and merges poorly compared with current tools.

Old Unix version control system, recommended for tracking file history and comparing document versions. Critics say it handled collaborative development and merges poorly compared with current tools.

7 people gave an opinion

recommend it
5
criticize it
2
approval share
71%
Each figure is one person. RecommendsCriticizes

Recommended in 3 of 13 months

  1. November 2025: recommended
  2. December 2025: not recommended
  3. January 2026: not recommended
  4. February 2026: not recommended
  5. March 2026: recommended
  6. April 2026: not recommended
  7. May 2026: recommended
  8. June 2026: not recommended
  9. July 2026: not recommended
  10. August 2026: not recommended
  11. September 2026: not recommended
  12. October 2026: not recommended
  13. November 2026: not recommended (month in progress)

Why it doesn’t carry the badge

  • 5 people recommend itNeeds 10 or more, not met.
  • 2.5 recommenders for every criticNeeds 2 to 1 or better, met.
  • Recommended in 3 of 13 monthsNeeds 4 or more, not met.

The same three rules apply to every product, and the badge can’t be bought. How the badge works

What people say about it

The reasons people give, with the number of comments that give each one. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Viewing differences and history between versions

    “help lawyers and law professionals easily view the differences between document versions”

    Comment from 31 May 2026 in “Legal Contract Version Control”

    “I use it only for browsing history.”

    Comment from 28 May 2026 in “Interleaved Deltas”

What people warn about

Each mark is one comment

  • Weaker merging and collaboration than current tools

    “SCCS handled collaborative development and merges a lot worse than anything current”

    Comment from 20 Nov 2025 in “The lost cause of the Lisp machines”

Other version control systems people recommend

The four most recommended other version control systems, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.

SCCS compared with 4 alternatives
ProductRecommendCriticizeApprovalMonthsOwnedBadge
Git81450362%1315 yrs42 owners—
Jujutsu (jj)33510676%131 yr21 ownersApproved
Mercurial1214374%1219 yrs7 ownersApproved
jj (Jujutsu)1153776%121 yr7 ownersApproved
SCCSThis page5271%3——
See all 26 version control systems, ranked

What people said

All 7 comments that mention it, newest first. Each links to the original comment.

“they all sucked one way or another”

CriticizesComment from 4 Jul 2026 in “Why don't people use Git properly?”

“help lawyers and law professionals easily view the differences between document versions”

RecommendsComment from 31 May 2026 in “Legal Contract Version Control”

“I use it only for browsing history.”

RecommendsComment from 28 May 2026 in “Interleaved Deltas”

“Killed themselves after using it for fifteen minutes.”

CriticizesComment from 4 May 2026 in “From CVS to Git, thirty years of source control”

“Having lived through sccs, pvcs, SourceSafe, Clearcase and svn (among others)”

MixedComment from 23 Mar 2026 in “A Coherent Vision for the Future of Version Control”

“I had used both at work up until around 2005”

RecommendsComment from 28 Nov 2025 in “A Repository with 44 Years of Unix Evolution”

“SCCS handled collaborative development and merges a lot worse than anything current”

MixedComment from 20 Nov 2025 in “The lost cause of the Lisp machines”

Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.