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README.md

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+# Sub-Store
+> This project is still under active development. Current version: v0.1 (backend only).
+
+Subscription manager for QX, Loon and Surge.
+Core functionality:
+1. Conversion among various formats.
+2. Subscription formatting.
+3. Collect multiple subscription in one URL.
+## 1. Subscription Conversion
+### Supported input formats
+- [x] SS URI
+- [x] SSR URI
+- [x] V2RayN URI
+- [x] QX (SS, SSR, VMess, Trojan, HTTP)
+- [x] Loon (SS, SSR, VMess, Trojan, HTTP)
+- [x] Surge (SS, VMess, Trojan, HTTP)
+
+### Supported target platforms
+- [x] QX
+- [x] Loon
+- [x] Surge
+
+## 2. Subscription Formatting
+### Filtering
+- [x] **Keyword filter**
+- [x] **Discard keywords filter**
+- [x] **Regex filter**
+- [x] **Discard regex filter**
+- [x] **Region filter**
+- [x] **Type filter**
+- [x] **Useless proxies filter**
+- [x] **Script filter**
+
+### Proxy Operations
+- [x] **Set property operator**: set some proxy properties such as `udp`,`tfo`, `skip-cert-verify` etc.
+- [x] **Flag operator**: add flags or remove flags for proxies.
+- [x] **Sort operator**: sort proxies by name.
+- [x] **Keyword sort operator**: sort proxies by keywords (fallback to normal sort).
+- [x] **Keyword rename operator**: replace by keywords in proxy names.
+- [x] **Keyword delete operator**: delete by keywords in proxy names.
+- [x] **Regex rename operator**: replace by regex in proxy names.
+- [x] **Regex delete operator**: delete by regex in proxy names.
+- [x] **Script operator**: modify proxy by script.
+