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EF

Effect-TS/effect

Build production-ready applications in TypeScript

15k Stars646 Forks238 Open Issues15k WatchersTypeScriptMIT
Developer ToolAutomationObservabilityUI Framework
Review Readiness

This repository page is useful for visitors, but Git-Stars keeps it out of search indexing until more original evidence and comparison context are available.

70

review score

Needs original analysis
Decision Snapshot

Problem solved

It helps developers build robust, maintainable, and type-safe applications in TypeScript, addressing common issues in production-grade software development.

Deployment reality

The available setup signal starts with: npm install effect@beta. Treat this as a starting point, then ask Codex or Claude to inspect the README, environment variables, runtime version, and deployment target before production use.

Commercial use

The recorded license is MIT. This is a useful commercial-use signal, but teams should still verify license text, dependencies, model/API terms, and trademark constraints.

Capability ceiling

Effect-TS/effect still needs a clearer capability analysis. Use the metadata as a discovery signal, not as a production recommendation.

Source and compliance noteLast synced: Jul 30, 2026

Git-Stars is independent and not affiliated with GitHub or this project. Analysis may be AI-assisted and based on public repository metadata plus short README-derived summaries. We do not mirror full README files, docs, issues, or social comments.

Original GitHub sourceMethodologyEditorial Policy
Editorial Evaluation

Effect-TS/effect is tracked as a TypeScript project in the Developer Tool, Automation, Observability, UI Framework area. This evaluation combines public GitHub metadata, category signals, short source summaries, and Git-Stars editorial rules rather than copying project documentation.

Momentum check: the repository has 15k total stars, with +18 today, +0 this week, and +0 this month. These growth windows help distinguish durable adoption from short-lived visibility spikes.

Maintenance check: current activity is Active; the latest push was 24 days ago, and the open issue queue is 238, about 1.58% of total stars. Treat this as an adoption signal, not a substitute for engineering due diligence.

Adoption check: 646 forks and 15k watchers suggest how often the project is reused or followed. License signal: MIT. Always verify license compatibility before commercial or internal use.

Practical fit: this project is most relevant when you need developer workflow automation and command-line tooling. Be cautious when you need a legal review, security audit, or production SLA.

Source check: Git-Stars currently has 2 explicit source reference(s) for this report and a recent growth signal of 18. Follow the original GitHub repository for final install, security, and release information.

Evidence Checklist

Analysis

Limited

Needs stronger original analysis before indexing.

Sources

Ready

Repository metadata and README/source references are attached.

License

Ready

MIT is recorded for review.

Maintenance

Ready

Recent activity is visible in repository metadata.

Alternatives

Ready

Enough nearby projects exist for comparison.

Best For
  • developer workflow automation and command-line tooling
  • TypeScript teams evaluating ecosystem-native tooling
  • teams that prefer mature projects with broad adoption signals
  • use cases where recent maintenance matters
Avoid When
  • you need a legal review, security audit, or production SLA
Adoption Signals

Momentum

15k Stars

Reuse

646 Forks

Attention

15k Watchers

Maintenance

active

License

MIT

Open issues

238

Overview

Effect is a library for building robust, maintainable, type-safe, and production grade applications in TypeScript.

Key Features

- Type-safe and robust application development - Maintainable and production-grade code - Active community and documentation support

Tool Positioning

Developer Tool

Tools that improve coding, testing, build, and local workflow

Automation

Workflow automation, integration glue, and orchestration

Observability

Monitoring, tracing, logging, profiling, and reliability tools

UI Framework

Frontend frameworks, design systems, and interface libraries

Quick Start
npm install effect@beta
View on GitHub Project Homepage
Project Activity

80

Health Score

Active

Commit Activity

Nov 13, 2019

Created

Jul 30, 2026

Last push

Source Trail

GitHub repository metadata

metadata

GitHub README

readme_summary

Star History

+0

Today's growth

+0

7-day growth

+0

30-day growth

Jul 30, 2026Jul 30, 2026
Community Health
646

Forks

238

Open

15k

Watchers

Owner
EF

Effect-TS

GitHub profile
Topics & Language
TypeScriptcliclusteringconcurrencydependency-injectioneffecterror-handlingjavascriptobservabilityopentelemetryplatformschematypescriptworkflows
Ecosystem & Usage
GitHub Repository Project Website Search on npm
Alternatives & Comparison

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:books: Freely available programming books

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nilbuild/developer-roadmap

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

365k
License
MIT
CreatedNov 13, 2019
Last pushJul 30, 2026
Last syncedJul 30, 2026
Repository Standards

✓

License

✓

Forked

✓ Active

Maintained