Open source alternatives to Charles Proxy

2 projects on starwire do the same job. Ranked by how much of what Charles Proxy does each one covers, read from its README and website. Ties go to the most active.

What Charles Proxy does

Inspect HTTP and HTTPS trafficcore
Decrypt TLS from devices and appscore
Rewrite and map requests to local files
Breakpoints to edit requests
Throttle network speed
Proxy mobile devices

Each dot in the table is one job, in this order. Square dots are core jobs and count double. Full means yes, half means partly. "See the evidence" under a project shows the line behind each one. Coverage is what a project documents, not how well it works or how hard it is to move to. How we score this

Project	Covers	Stars	Commits, 12 weeks	Last release	Closed vs opened	Setup	License
oproxyIntercepting MITM proxy to inspect and mock HTTP traffic	Replaces it100%	629+1	9	59 days ago	Too few	Install like an app	MIT
Covers everything on the checklist.See the evidence Inspect HTTP and HTTPS trafficcoreYesCapture HTTP and HTTPS traffic, with MITM support for HTTPS. Decrypt TLS from devices and appscoreYesCapture HTTP and HTTPS traffic, with MITM support for HTTPS. Rewrite and map requests to local filesYesmap-local/map-remote Breakpoints to edit requestsYesthrottling, breakpoints, DNS overrides Throttle network speedYesthrottle responses Proxy mobile devicesYestraffic from browsers, CLIs, mobile apps
mitmproxyInteractive intercepting proxy for inspecting and modifying TLS and HTTP traffic	Replaces it75%	47k+233	73	20 days ago	100%	Runs in a browser	MIT
Covers all 2 core jobs. Partly: Rewrite and map requests to local files; Proxy mobile devices. Not shown: Throttle network speed.See the evidence Inspect HTTP and HTTPS trafficcoreYesintercept, inspect, modify and replay web traffic Decrypt TLS from devices and appscoreYesinteractive, SSL/TLS-capable intercepting proxy Rewrite and map requests to local filesPartlyautomatically modify messages, redirect traffic Breakpoints to edit requestsYesintercept specific messages on-the-fly, modify them before they reach Throttle network speedNot shownNeither the README nor the website mentions it. Proxy mobile devicesPartlya similar experience for any other application or device

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