Command-line tools: E

• e2b

  CLI to manage E2B sandboxes and templates

• e2fsprogs

  Utilities for the ext2, ext3, and ext4 file systems

• eas-cli

  Command-line tool for working with Expo Application Services

• easy-rsa

  CLI utility to build and manage a PKI CA

• eccodes

  Decode and encode messages in the GRIB 1/2 and BUFR 3/4 formats

• echidna

  Ethereum smart contract fuzzer

• ed

  Classic UNIX line editor

• edencommon

  Shared library for Watchman and Eden projects

• editorconfig

  Maintain consistent coding style between multiple editors

• editorconfig-checker

  Tool to verify that your files are in harmony with your .editorconfig

• efl

  Enlightenment Foundation Libraries

• efm-langserver

  General purpose Language Server

• egctl

  Command-line utility for operating Envoy Gateway

• eget

  Easily install prebuilt binaries from GitHub

• eigen

  C++ template library for linear algebra

• eigen@3

  C++ template library for linear algebra

• ejabberd

  XMPP application server

• ekphos

  Terminal-based markdown research tool inspired by Obsidian

• eksctl

  Simple command-line tool for creating clusters on Amazon EKS

• elan-init

  Lean Theorem Prover installer and version manager

• electric

  Real-time sync for Postgres

• elfutils

  Libraries and utilities for handling ELF objects

• elio

  Batteries-included terminal file manager with rich previews

• elixir

  Functional metaprogramming aware language built on Erlang VM

• elixir-ls

  Language Server and Debugger for Elixir

• elm

  Functional programming language for building browser-based GUIs

• emacs

  GNU Emacs text editor

• emscripten

  LLVM bytecode to JavaScript compiler

• enca

  Charset analyzer and converter

• enchant

  Spellchecker wrapping library

• enex2notion

  Import Evernote ENEX files to Notion

• enscript

  Convert text to Postscript, HTML, or RTF, with syntax highlighting

• entr

  Run arbitrary commands when files change

• envoy

  Cloud-native high-performance edge/middle/service proxy

• enzyme

  High-performance automatic differentiation of LLVM

• epubcheck

  Validate EPUB files, version 2.0 and later

• erdtree

  Multi-threaded file-tree visualizer and disk usage analyzer

• erlang

  Programming language for highly scalable real-time systems

• erlang-language-platform

  LSP server and CLI for the Erlang programming language

• erlang@27

  Programming language for highly scalable real-time systems

• erofs-utils

  Utilities for Enhanced Read-Only File System

• esbuild

  Extremely fast JavaScript bundler and minifier

• eslint

  AST-based pattern checker for JavaScript

• espeak-ng

  Speech synthesizer that supports more than hundred languages and accents

• espflash

  Serial flasher utility for Espressif SoCs and modules based on esptool.py

• esphome

  Make creating custom firmwares for ESP32/ESP8266 super easy

• esptool

  ESP8266 and ESP32 serial bootloader utility

• et

  Remote terminal with IP roaming

• etcd

  Key value store for shared configuration and service discovery

• ethereum

  Official Go implementation of the Ethereum protocol

• ettercap

  Multipurpose sniffer/interceptor/logger for switched LAN

• evernote-backup

  Backup & export all Evernote notes and notebooks

• evernote2md

  Convert Evernote .enex file to Markdown

• evince

  GNOME document viewer

• evtx

  Windows XML Event Log parser

• exercism

  Command-line tool to interact with exercism.io

• exif

  Read, write, modify, and display EXIF data on the command-line

• exiftool

  Perl lib for reading and writing EXIF metadata

• exiv2

  EXIF and IPTC metadata manipulation library and tools

• expat

  XML 1.0 parser

• expert

  Official Elixir Language Server Protocol implementation

• exploitdb

  Database of public exploits and corresponding vulnerable software

• extra-cmake-modules

  Extra modules and scripts for CMake

• eye-d3

  Work with ID3 metadata in .mp3 files

• eza

  Modern, maintained replacement for ls

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