DeepYard

Best E2B Alternatives

141 dev tools you can use instead of E2B. Ranked by popularity, tag overlap, and public GitHub signals when available.

sandboxingcode-executioncloudsecuritypythontypescript
E

E2B

Reference

Secure cloud sandboxes for AI-generated code execution — 11K+ stars

13.5Ktoday58
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Top Alternatives to E2B

C

CUA

Open-source infrastructure for Computer-Use Agents with sandboxes and benchmarks — 13K+ stars

OSSFree
trycua
21.8Ktoday99
2 shared tags
O

Open Terminal

A computer you can curl — cloud terminal sandbox by Open WebUI — 800+ stars

OSSFree
Open WebUI
3.0K1w ago3
2 shared tags
C

Cognitive Firewall

Hybrid edge-cloud security defense against prompt injection attacks on browser AI agents

OSSFree
Research Team
2 shared tags
J

JetBrains AI Toolkit

In-IDE LLM tracing and evaluation for JetBrains developers

Commercialpaid
JetBrains
2 shared tags
C

Crawl4AI

Open-source web crawler optimized for LLMs and AI agents — 62K+ stars

OSSFree
unclecode
79.0K2d ago82
1 shared tag
F

Firecrawl

Web scraping API built for LLMs — turn any website into LLM-ready data — 89K+ stars

OSSfreemium
Mendable
170.7Ktoday162
1 shared tag
H

Headroom Context Optimization

Reduce LLM API costs by 50-90% through advanced context compression

OSSFree
Shubham Saboo
133.5Ktoday95
1 shared tag
L

LlamaIndex

Data framework for LLM applications — RAG, agents, and workflows — 47K+ stars

OSSFree
LlamaIndex
51.8K2d ago475
1 shared tag
n

n8n

Fair-code workflow automation platform with native AI and 400+ integrations — 178K+ stars

Source Avail.freemium
n8n
201.6Ktoday425
1 shared tag
R

RAG Failure Diagnostics Clinic

Diagnose and fix common RAG pipeline failure modes

OSSFree
Shubham Saboo
133.5Ktoday95
1 shared tag
T

Toonify Token Optimization

Reduce LLM API costs by 30-60% through intelligent token compression

OSSFree
Shubham Saboo
133.5Ktoday95
1 shared tag
C

Chroma

The open-source AI-native vector database — 27K+ stars

OSSfreemium
Chroma
29.1Ktoday189
1 shared tag