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AI · alternatives · 2026

24 alternatives to Skill-up – Regression testing for Agent Skills

An evaluation and evolution tool for Agent Skills. - alibaba/skill-up

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    A test runner for agentskills.io-style AI agent skills - darkrishabh/agent-skills-eval

    May 2026 · github.com · its alternatives →

  2. 2

    Your time is precious generate a video playlist or a quiz

    2023 · its alternatives →

  3. 3
    Atla▲492

    Automatically detect errors in your AI agents

    2025 · atla-ai.com · its alternatives →

  4. 4
    skills.sh▲318

    The Open Agent Skills Ecosystem

    Jan 2026 · skills.sh · its alternatives →

  5. 5
    Tessl▲260

    I'm Guy, the founder behind Snyk — now building Tessl, a package manager for agent skills. We’ve recently witnessed that most teams still treat skills as static artifacts: markdown files, created or copied from repo to repo. This approach offers a strong initial boost, but quickly creates debt: - Skills are duplicated, and updates never roll out. - Poor quality skills go unseen, misguiding agents instead of helping. - Skill knowledge grows stale, and don’t keep up with the systems and practices they describe. Without a way to evaluate skills, teams have no clear way to understand how good a…

    Feb 2026 · tessl.io · its alternatives →

  6. 6

    A Evolutionary Agentic Skills Experiment

    Feb 2026 · skillsoup.dev · its alternatives →

  7. 7AS
  8. 8
    AgentR▲139

    Hiring evaluation built for the AI cheating era

    2025 · agentr.global · its alternatives →

  9. 9

    Security-scored directory for AI skills and agent tools

    Feb 2026 · skillshield.io · its alternatives →

  10. 10

    Skills with 210k GitHub Data & Translate/Refine &Benchmark

    Mar 2026 · skills-refiner.com · its alternatives →

  11. 11

    high quality AI skills marketplace. every skill is reviewed by a person and shows the same prompt answered without and with the skill. curated by @skeptrune.

    Sep 2026 · skillbay.sh · its alternatives →

  12. 12

    Agent skills that fact-check the internet: claim-by-claim verification with sources and a 0-10 BS score for any YouTube video, article, tweet, or PDF - SerhiiKorniienko/bullshit-detector

    Jul 2026 · github.com · its alternatives →

  13. 13

    Agentic AI Skills Platform

    May 2026 · skillmarkdown.com · its alternatives →

  14. 14

    Scan AI agent Skills for risks before you install them

    16d ago · agentguard-sigma-five.vercel.app · its alternatives →

  15. 15

    AI based skill testing tool for hiring any kind of role

    2025 · hiringtools.co · its alternatives →

  16. 16

    Master soft skills with guided AI practice

    2025 · apps.apple.com · its alternatives →

  17. 17

    Change management, SkillOpt optimization, and evidence-gated evals for agent skills. - SlanchaAI/ingot

    Jul 2026 · github.com · its alternatives →

  18. 18

    I’ve spent the past 10 years working on AI in finance, with much of that time focused on building evaluation systems for production environments. As agents become more widely adopted, more software engineering and product people have start building them. But I’ve noticed that many teams are not yet fluent in systematic evaluation, or in the processes needed to keep agent quality high over time. For large organizations, that gap is rarely the bottleneck due to dedicated teams. But after speaking with a number of startups, it became clear that building strong, up-to-date evals is much harder…

    May 2026 · github.com · its alternatives →

  19. 19

    Backend for skillgraph - a skill based framework for building agents that work. - tejassudsfp/skillgraph-backend

    Nov 2025 · github.com · its alternatives →

  20. 20

    Contribute to alpbahadur/interns-review-plugin development by creating an account on GitHub.

    Sep 2026 · github.com · its alternatives →

  21. 21
    skill0▲5

    Open library for agent skills

    Jan 2026 · skill0.io · its alternatives →

  22. 22

    Contribute to imaman/skills development by creating an account on GitHub.

    Apr 2026 · github.com · its alternatives →

  23. 23

    All your AI agent skills, in one place.

    Aug 2026 · skilldex-web-tau.vercel.app · its alternatives →

  24. 24

    Discover, track, and learn the skills of tomorrow

    2025 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →