Alternatives

Sep alternatives for AI agents.

Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.

Current skill

Sep

World's Fastest .NET CSV Parser. Modern, minimal, fast, zero allocation, reading and writing of separated values (`csv`, `tsv` etc.). Cross-platform, trimmable and AOT/NativeAOT compatible with blazing fast SIMD vectorized parsing.

100
Quality
89
Trust
1.5K
Stars
#1

Server

Similarity 125Trust 81Excellent 100

Bitwarden infrastructure/backend (API, database, Docker, etc).

19K starsJun 20, 2026 pushdata-analysisC#SQL
$ npx skills add bitwarden/server
#2

Jsoncrack.Com

Similarity 119Trust 89Excellent 100

✨ Innovative and open-source visualization application that transforms various data formats, such as JSON, YAML, XML and CSV into interactive graphs.

44K starsJun 15, 2026 pushdata-analysisTypeScriptCSV
$ npx skills add AykutSarac/jsoncrack.com
#3

TikTokDownloader

Similarity 117Trust 87Excellent 100

TikTok 发布/喜欢/合辑/直播/视频/图集/音乐;抖音发布/喜欢/收藏/收藏夹/视频/图集/实况/直播/音乐/合集/评论/账号/搜索/热榜数据采集工具/下载工具

15K starsJun 14, 2026 pushdata-analysisPythonCSV
$ npx skills add JoeanAmier/TikTokDownloader
#4

Laravel Excel

Similarity 117Trust 87Excellent 100

🚀 Supercharged Excel exports and imports in Laravel

13K starsJun 9, 2026 pushdata-analysisPHPCSV
$ npx skills add SpartnerNL/Laravel-Excel
#5

Winmerge

Similarity 117Trust 89Excellent 100

WinMerge is an Open Source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.

9.0K starsJul 28, 2026 pushdata-analysisC++CSV
$ npx skills add WinMerge/winmerge
#6

Countries States Cities Database

Similarity 116Trust 87Excellent 100

🌍 Discover our global repository of countries, states, and cities! 🏙️ Get comprehensive data in JSON, SQL, PSQL, SQLSERVER, MONGODB, SQLITE, XML, YAML, and CSV formats. Access ISO2, ISO3 codes, country code, capital, native language, timezones (for countries), and more. #countries #states #cities

9.6K starsJun 16, 2026 pushdata-analysisPythonCSV
$ npx skills add dr5hn/countries-states-cities-database
#7

Datasette

Similarity 116Trust 84Excellent 100

An open source multi-tool for exploring and publishing data

11K starsJun 15, 2026 pushdata-analysisPythonCSV
$ npx skills add simonw/datasette
#8

Visidata

Similarity 116Trust 83Excellent 100

A terminal spreadsheet multitool for discovering and arranging data

9.1K starsJun 13, 2026 pushdata-analysisPythonCSV
$ npx skills add saulpw/visidata
#9

Testssl.Sh

Similarity 115Trust 81Excellent 100

Testing TLS/SSL encryption anywhere on any port

9.1K starsJun 16, 2026 pushdata-analysisShellCSV
$ npx skills add testssl/testssl.sh
#10

Miller

Similarity 115Trust 83Excellent 97

Miller is like awk, sed, cut, join, and sort for name-indexed data such as CSV, TSV, and tabular JSON

9.9K starsJun 9, 2026 pushdata-analysisGoCSV
$ npx skills add johnkerl/miller
#11

Dapper

Similarity 109Trust 83Excellent 99

Dapper - a simple object mapper for .Net

18K starsMay 16, 2026 pushdata-analysisC#SQL
$ npx skills add DapperLib/Dapper
#12

Scientific Agent Skills

Similarity 105Trust 91Excellent 100

Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 160,000+ scientists worldwide. 140 ready-to-use skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.

33K starsAug 3, 2026 pushdata-analysisPythonData Analysis
$ npx skills add K-Dense-AI/scientific-agent-skills
#13

Pandas

Similarity 105Trust 90Excellent 100

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

49K starsJun 14, 2026 pushdata-analysisPythonData Analysis
$ npx skills add pandas-dev/pandas
#14

BettaFish

Similarity 105Trust 90Excellent 100

微舆:人人可用的多Agent舆情分析助手,打破信息茧房,还原舆情原貌,预测未来走向,辅助决策!从0实现,不依赖任何框架。

42K starsJul 21, 2026 pushdata-analysisPythonData Analysis
$ npx skills add 666ghj/BettaFish
#15

CyberChef

Similarity 105Trust 90Excellent 100

The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis

35K starsJun 13, 2026 pushdata-analysisJavaScriptData Analysis
$ npx skills add gchq/CyberChef
#16

Tidb

Similarity 105Trust 89Excellent 100

TiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search. No data silos. No noisy neighbors. No infrastructure ceiling.

40K starsJun 20, 2026 pushdata-analysisGoSQL
$ npx skills add pingcap/tidb

How to choose

When should you switch?

Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep Sep if it already passes your workflow test and repository review.

Next step

Compare top candidates side by side

Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.