head to head · open source
marketingskills vs delta
marketingskills has 58,064 GitHub stars, 8,533 forks, 154 open issues and last shipped 3 days ago. delta has 9,065 stars, 2,206 forks, 955 open issues and last shipped yesterday. marketingskills leads on adoption by 541% (58,064 vs 9,065 stars). marketingskills is written in JavaScript under MIT; delta is written in Scala under Apache-2.0. marketingskills has attracted 15% as many forks as stars, delta 24%. delta was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| marketingskills | delta | |
|---|---|---|
| GitHub stars | ★ 58K | ★ 9.1K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Scala |
| Last push | 2026-10-31 | 2026-11-02 |
| Forks | ⑂ 8.5K | ⑂ 2.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick marketingskills if
- You weight community size — 58K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick delta if
- You want the delta feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Scala
- You evaluated both and delta fits your workflow better
About marketingskills
Marketing Skills for AI Agents A collection of AI agent skills focused on marketing tasks. Built for technical marketers and founders who want AI coding agents to help with conversion optimization, copywriting, SEO, analytics, and growth engineering. Works with Claude Code, OpenAI Codex, Cursor, Windsurf, and any agent that supports the Agent Skills spec. Built by Corey Haines. Need hands on help? Check out Conversion Factory — Corey's agency for conversion optimization, landing pages, and growth strategy. Want to learn more about marketing? Subscribe to Swipe Files. Want to get dangerously good at using AI for…
read the full marketingskills overview →
About delta
Delta Lake is an open source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs for Scala, Java, Rust, Ruby, and Python. See the Delta Lake Documentation for details. See the Quick Start Guide to get started with Scala, Java and Python. Note, this repo is one of many Delta Lake repositories in the delta.io organizations including delta, delta rs, delta sharing, kafka delta ingest, and website. The following are some of the more popular Delta Lake integrations, refer to delta.io/integrations for the complete list: Apache…
read the full delta overview →
More in Business Software
Related comparisons
More Marketing & Customer Engagement projects
Compare either of these against the rest of the Marketing & Customer Engagement field.
Frequently asked questions
Is marketingskills or delta more popular?
marketingskills has 58,064 GitHub stars and delta has 9,065. marketingskills has the larger community by that measure.
Are marketingskills and delta free?
Both are open source. marketingskills is licensed under MIT and delta under Apache-2.0. Neither carries a licence fee.
What is the difference between marketingskills and delta?
marketingskills is written in JavaScript and delta in Scala. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, marketingskills or delta?
Choose marketingskills if you want the larger community (58,064 stars) or its MIT licence terms. Choose delta if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.