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SteveTheKiller/KillerPDF

Free and open-source PDF editor for Windows with a built-in PDF 2.0 engine. View, annotate, OCR, merge, split, crop, rotate, compare, edit text, draw, sign, fill forms, print, flatten, and open password-protected PDFs without a subscription.

Visit GitHub
C#
4.3k
366
1 contributors
GNU General Public License v3.0
website
AchievementsView all →
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Momentum

How fast SteveTheKiller/KillerPDF is gaining stars, and where it lands on Trendshift and GitHub Trending

Activity and trending

Stars, forks and merged pull requests each day or month, lined up with the repository's rank on Trendshift Trending

Sep 5 – Nov 4, 2026

Stars +541 in 61 days

0204060
56

Forks +58 in 61 days

0246
5

Merged PRs 6 in 61 days

012
2

Trendshift Trendingwhere the repository ranked each day it made the top 25

Top 25 in C#

1931017
Sep 5Sep 13Sep 21Sep 29Oct 7Oct 15Oct 23Oct 31
The left and right arrow keys step from day to day; Home and End go to the first and the last

Stars, forks, merged pull requests and Trendshift Trending rank, by day
DayStars gainedForks gainedMerged PRsC#
Sat, Sep 5, 2026+9+01Not trending
Sun, Sep 6, 2026+5+00Not trending
Mon, Sep 7, 2026+6+30Not trending
Tue, Sep 8, 2026+11+11Not trending
Wed, Sep 9, 2026+4+00Not trending
Thu, Sep 10, 2026+6+00Not trending
Fri, Sep 11, 2026+10+51Not trending
Sat, Sep 12, 2026+3+00Not trending
Sun, Sep 13, 2026+11+00Not trending
Mon, Sep 14, 2026+8+00Not trending
Tue, Sep 15, 2026+9+20Not trending
Wed, Sep 16, 2026+7+30Not trending
Thu, Sep 17, 2026+10+10Not trending
Fri, Sep 18, 2026+4+10Not trending
Sat, Sep 19, 2026+15+40#19
Sun, Sep 20, 2026+56+50#3
Mon, Sep 21, 2026+8+00Not trending
Tue, Sep 22, 2026+13+02Not trending
Wed, Sep 23, 2026+6+00Not trending
Thu, Sep 24, 2026+11+00Not trending
Fri, Sep 25, 2026+7+10Not trending
Sat, Sep 26, 2026+7+00Not trending
Sun, Sep 27, 2026+4+20Not trending
Mon, Sep 28, 2026+7+20Not trending
Tue, Sep 29, 2026+7+00Not trending
Wed, Sep 30, 2026+1+10Not trending
Thu, Oct 1, 2026+1+10Not trending
Fri, Oct 2, 2026+1+00Not trending
Sat, Oct 3, 2026+3+00Not trending
Sun, Oct 4, 2026+4+10Not trending
Mon, Oct 5, 2026+3+00Not trending
Tue, Oct 6, 2026+5+10Not trending
Wed, Oct 7, 2026+7+20Not trending
Thu, Oct 8, 2026+11+00Not trending
Fri, Oct 9, 2026+7+00Not trending
Sat, Oct 10, 2026+11+30Not trending
Sun, Oct 11, 2026+5+10Not trending
Mon, Oct 12, 2026+12+10Not trending
Tue, Oct 13, 2026+7+10Not trending
Wed, Oct 14, 2026+6+10Not trending
Thu, Oct 15, 2026+16+20Not trending
Fri, Oct 16, 2026+11+20Not trending
Sat, Oct 17, 2026+6+00Not trending
Sun, Oct 18, 2026+6+00Not trending
Mon, Oct 19, 2026+9+10Not trending
Tue, Oct 20, 2026+8+10Not trending
Wed, Oct 21, 2026+5+00Not trending
Thu, Oct 22, 2026+15+10Not trending
Fri, Oct 23, 2026+5+10Not trending
Sat, Oct 24, 2026+6+10Not trending
Sun, Oct 25, 2026+4+00Not trending
Mon, Oct 26, 2026+6+10Not trending
Tue, Oct 27, 2026+7+20Not trending
Wed, Oct 28, 2026+7+00Not trending
Thu, Oct 29, 2026+11+10Not trending
Fri, Oct 30, 2026+20+00#10
Sat, Oct 31, 2026+12+10Not trending
Sun, Nov 1, 2026+21+11#17
Mon, Nov 2, 2026+13+00Not trending
Tue, Nov 3, 2026+13+00Not trending
Wed, Nov 4, 2026+12+00Not trending
Total+541+586
  • 1#1 on the list
  • 7Rank that day
  • Not trending

    • Mentions and achievements

    Where people are talking about SteveTheKiller/KillerPDF, and every badge it has earned
    1. Aug 301 post

      • Why I Built The KillerPDF.Engine

        Read full on Reddit

        r/dotnet

    2. 12 days earlier
    3. Aug 182 posts

      • 5 GitHub repos you probably missed. Underrated tools that actually bring value ↓

        Read full on X, posted by @GithubProjects

        @GithubProjects · x.com

      • • Single portable EXE at 14.7 MB with no runtime install • Built-in OCR, text editing, annotation, and form filling • Merge, split, crop, rotate, and sign PDFs locally

        Read full on X, posted by @the_osps

        @the_osps · x.com

    4. 1 month earlier
    5. Jul 171 post

      • KillerPDF 1.6.4: a free, GPLv3 PDF editor for Windows, now with a full CLI and a standards-conformance harness

        Read full on Reddit

        r/opensource

    6. 20 days earlier
    7. Jun 271 post

      • KillerPDF v1.6.0 - built-in OCR, digital signatures, tabs, and a full internals rewrite

        Read full on Reddit

        r/software

    8. Jun 241 post

      • 复刻了开源项目KillerPDF（基于C#）的Web版本，可以跨平台使用，编译后仍然只需要一个独立的二进制文件，再一次感慨Vibe和/goal的魔力。

        Read full on X, posted by @Qurao1

        @Qurao1 · x.com

    9. 10 days earlier
    10. Jun 142 posts

      • KillerPDF: a GPLv3, no-telemetry, portable PDF editor for Windows - big 1.5.0/1.5.1 update

        Read full on Reddit

        r/opensource

      • KillerPDF v1.5.1 - free open-source PDF editor (big update since I last posted here)

        Read full on Reddit

        r/software

    11. 23 days earlier
    12. May 221 post

      • 实用性工具千千万，但是真正好用，不收费能实际解决问题的工具确实很少！ 分享一款仅 6MB 大小的 PDF 编辑工具。 支持标注、合并、拆分、编辑文字、手绘、签名和加密等功能，极度适合轻办公！ 传送门：

        Read full on X, posted by @Zhunanshan95

        @Zhunanshan95 · x.com

    13. May 211 post

      • KillerPDF v1.4.1: performance fixes, shortcuts, and more

        Read full on Reddit

        r/opensource

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